



  








  

 


 



 
 
  
  














 






 





























  
 
 




















 
  



















 




 







   


   
  
  


















   





 
 
 



  




  
 


  








































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








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





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






















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

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
 
  


   



 








  






 



 

 



 

  
 
   
 
  

 
 

 

 
 
 



  






 
 



 
  
 
  
  

 

   
 

 





 






 




 
 



 

  

  

 
 

 
 



 



 








  












 
 





 
 
 





 
 
 

 


 
 


 



 


 

 
 


 
 
 

   












 



 
 




 
 
 
 







 


























 


 


  





  
 


 
 
  



 




  












 


 




  
 
 



 



















 
 










  
  
  
  
 


  
  









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 










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













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




























 
   

 
 

 
 

 


 

 
   
 


 
 
 
 
 

  

  
 

  
  
  


 

 

 

 


 
  


 
 







  


















  
 



 


  

 





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






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






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


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

  








  




























































 

 






 








 
 
 

 
 


 
  
 


 








   

 

  
 





 







   
 


  


  
 
 

 

 


  


 
 
 
  
 

 
 


 
 



 
  

  










 

 
 

  
 

















 






 

  
 


 
 



  



 

 


































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



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

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




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












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















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




















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







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









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








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







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





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







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



 

  








   
  
 
 
 

 

 





 
 
 
 

  





   

 
 
 
  
 
 
  
  


 


 

 
 

  

 






 
  
 
  
  
  
 
  
  



   
 

 
  
 
 
 
 

  





 

  
  
 


 
  
 







 


 
  
  














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 
 


 


 
 
 

 











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 
 
 





















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 


  


  


 

 
 


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

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




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

 
  
  

  


 
 












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
 
  

  






 
 










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  
 
 

  
 
  

  
  
  

 

 

















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
  

 






















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 
  



















































 

 






 









  
 










  




 

 
 
 
  
  
 
  
  
  
   
 
 


 
  
  


 




 
 
 
 


  
 






 















 


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

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

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 
 












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

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




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 














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








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


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 










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
  

  














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

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












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

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 











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






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





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
 

















 
 


 
  
 
   




 
 
 
 

 



  
 

 

 

 
  

  

 

  





 

 
  


  
 
 

 

    
 
  
 
  

 





 

 
 
 

 
  
 

 

  

   
  
 
  
  
  
  



 


 







 














 

















 
















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







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









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








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






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





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 
 
 
 












 




 


























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


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







  

 

  
  























 







 







 
    

 
  
 
 















 
 


 
 



  


 





 
 
  


 
  




  
 




 
 

 

 













 




 


 









  

 















 


   
 
  
 

 













 




















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









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




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









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




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






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





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 
   
 
  

   
 
 

  
  







 
 
  
 
 
 




















































  



 













 





















  


 






EJB Fundmentals