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Sem

•
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nithyasubramanian

The seminar was about Internet

1 of 66
INTERNET M.Revathi H.Nithya D.Hemalatha T.Nithya I MCA
Introduction to Internet
[object Object],[object Object],[object Object],server pc pc pc pc pc pc
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example : ERNET : Education and Research Network. VSNL : Videsh Sanchar Nigam Ltd. SIFY : Satyam Infoway. The ISP server will be accessible for 24 hours and 7 days a week.
[object Object],Home pc Output to be transmitted 101101 Modulator ISP server Bits received 101101 Demodulator Telephone line from Pc to ISP Connecting a PC to a ISP’s server
[object Object],[object Object],[object Object]
IP ADDRESS The NIU ( Network Interface Unit ) of every computer device which wants to send or receive messages that must have an address. IP address is 4-byte which is equal to 32 bits.It is expressed by dotted decimal format . Example , xxx.xx.xx.xx (0 to 255). www.yahoo.com (string)
Host: Each computer on the internet is called host. www.sify.com Top level domain Examples: .com .org .net .edu
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Application data 1k bytes of data p1 p2 p3 p4 p5 p6 p7
[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
BROWSING SERVICES
INFORMATION BROWSING SERVICE ,[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
Access protocol Domain name of server which hosts the webpage Path name to access requested item. A typical URL has the form shown below: http://www.xcollege.ernet.in/ydept/admissions.html
[object Object],[object Object],[object Object],[object Object]
Examples search engines : www.Google.com www.Altavista.com www.yahoo.com
[object Object],[object Object]
 
 
 
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object]
E-Mail
[object Object],[object Object],[object Object],[object Object],[object Object]
E-mail address (Format) :Example [email_address] User name Domain name There are several websites provide free mail services Example: www.yahoo.com www.rediffmail.com www.sify.com www.hotmail.com
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
WEB COMMERCE
[object Object],[object Object],[object Object],[object Object],WEB COMMERCE
[object Object],[object Object],[object Object]
[object Object],Web Commerce is nothing but Business through website
[object Object],[object Object],[object Object],Types of Commercial Web Sites
PR Sites Public Relation The goal of PR website is to know the business’ best qualities known to anyone who visits the site. ,[object Object],[object Object],[object Object],[object Object]
Marketing Sites ,[object Object],[object Object]
Web presentation for a product ,[object Object],[object Object],[object Object]
Sales Sites Allows the visitor to purchase the goods Alpha software,at http://www.onlinemerchant.com IMSI,at http://www.imisoft.com Multiactive Technologies, at http://www.acbuilder.com
Thank You

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Sem

  • 1. INTERNET M.Revathi H.Nithya D.Hemalatha T.Nithya I MCA
  • 3.
  • 4.
  • 5. Example : ERNET : Education and Research Network. VSNL : Videsh Sanchar Nigam Ltd. SIFY : Satyam Infoway. The ISP server will be accessible for 24 hours and 7 days a week.
  • 6.
  • 7.
  • 8. IP ADDRESS The NIU ( Network Interface Unit ) of every computer device which wants to send or receive messages that must have an address. IP address is 4-byte which is equal to 32 bits.It is expressed by dotted decimal format . Example , xxx.xx.xx.xx (0 to 255). www.yahoo.com (string)
  • 9. Host: Each computer on the internet is called host. www.sify.com Top level domain Examples: .com .org .net .edu
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 17.
  • 18.
  • 19.
  • 20. Access protocol Domain name of server which hosts the webpage Path name to access requested item. A typical URL has the form shown below: http://www.xcollege.ernet.in/ydept/admissions.html
  • 21.
  • 22. Examples search engines : www.Google.com www.Altavista.com www.yahoo.com
  • 23.
  • 24.  
  • 25.  
  • 26.  
  • 27.
  • 28.
  • 29.
  • 31.
  • 32. E-mail address (Format) :Example [email_address] User name Domain name There are several websites provide free mail services Example: www.yahoo.com www.rediffmail.com www.sify.com www.hotmail.com
  • 33.  
  • 34.  
  • 35.  
  • 36.  
  • 37.  
  • 38.  
  • 39.  
  • 40.  
  • 41.  
  • 42.  
  • 43.  
  • 44.  
  • 45.  
  • 46.  
  • 47.  
  • 48.  
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  • 50.  
  • 51.  
  • 52.  
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  • 55.  
  • 56.  
  • 58.
  • 59.
  • 60.
  • 61.
  • 62.
  • 63.
  • 64.
  • 65. Sales Sites Allows the visitor to purchase the goods Alpha software,at http://www.onlinemerchant.com IMSI,at http://www.imisoft.com Multiactive Technologies, at http://www.acbuilder.com