Presentation Ch 6,7,8

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Computer Apps In Business Lecture

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Presentation Ch 6,7,8

  1. 1. Review
  2. 2. Chapters 7- 8- 9
  3. 3. Telecommunication and Networks <ul><li>The telephone industry 100 years ago </li></ul><ul><ul><li>Connect point to point </li></ul></ul><ul><ul><ul><li>Analogue message format </li></ul></ul></ul><ul><li>Digital era...... on 100 year old tele system </li></ul><ul><ul><li>Connect point to point </li></ul></ul><ul><ul><ul><li>Digital message format </li></ul></ul></ul>
  4. 4. Telecommunication and Networks <ul><li>The MODEM ( Sending ) </li></ul><ul><ul><li>Change the DIGITAL message </li></ul></ul><ul><ul><ul><li>To analogue message (packet) </li></ul></ul></ul><ul><li>The MODEM ( Receiving ) </li></ul><ul><ul><li>Changes the Analogue message (packet) </li></ul></ul><ul><ul><ul><li>To digital </li></ul></ul></ul>
  5. 5. Telecommunication and Networks <ul><li>Watts line </li></ul><ul><ul><li>Connect point to point </li></ul></ul><ul><ul><li>Dedicated branch to headquarters </li></ul></ul><ul><ul><li>Secure (kind-of) </li></ul></ul><ul><ul><li>High volume data </li></ul></ul><ul><ul><li>Fast (wide band width) </li></ul></ul>
  6. 6. Telecommunication and Networks <ul><li>Local </li></ul><ul><ul><li>LAN local area network </li></ul></ul><ul><li>Wider </li></ul><ul><ul><li>WAN wide area network </li></ul></ul><ul><li>Internet </li></ul><ul><ul><li>World wide (www) </li></ul></ul>
  7. 7. Telecommunication and Networks <ul><li>LAN </li></ul><ul><ul><li>Links close by computer systems to users </li></ul></ul><ul><ul><ul><li>Wires </li></ul></ul></ul><ul><ul><ul><li>Radio Frequency </li></ul></ul></ul><ul><li>WAN </li></ul><ul><ul><li>Links remote computer systems to users </li></ul></ul><ul><ul><ul><li>Hard wire </li></ul></ul></ul><ul><ul><ul><li>Radio frequency </li></ul></ul></ul>
  8. 8. Telecommunication and Networks <ul><li>Networks … the configuration </li></ul><ul><ul><li>Ring </li></ul></ul><ul><ul><li>Bus </li></ul></ul><ul><ul><li>Hierarchical </li></ul></ul><ul><ul><li>Star </li></ul></ul><ul><ul><li>Hybrid </li></ul></ul>
  9. 9. Telecommunication and Networks <ul><li>Internet </li></ul><ul><ul><li>Uses world wide web </li></ul></ul><ul><li>Intranet </li></ul><ul><ul><li>Creates their own web/net (in company only) </li></ul></ul><ul><li>Extranets </li></ul><ul><ul><li>Special encryption of messages sent from company to destination. </li></ul></ul>
  10. 10. Electronic Commerce <ul><li>Business to Business (B to B) </li></ul><ul><ul><li>85% of dollar volume </li></ul></ul><ul><ul><li>Growing very fast </li></ul></ul><ul><li>Consumer to Consumer (C to C) </li></ul><ul><ul><li>15% of dollar volume </li></ul></ul><ul><ul><li>Growing </li></ul></ul>
  11. 11. Electronic Commerce <ul><li>Business to Consumer (B to C) </li></ul><ul><ul><li>Faster </li></ul></ul><ul><ul><li>Cheaper </li></ul></ul><ul><ul><li>No Store needed </li></ul></ul><ul><ul><li>No Warehouse or delivery systems </li></ul></ul><ul><ul><ul><li>Order given to manufacturer </li></ul></ul></ul><ul><ul><ul><li>Manufacturer delivers </li></ul></ul></ul>
  12. 12. Electronic Commerce <ul><li>Web 2 </li></ul><ul><ul><li>Seismic shift in use of computers for business </li></ul></ul><ul><ul><ul><ul><li>Rent software application only as you need it </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Store data off premises (atomized and secure) </li></ul></ul></ul></ul><ul><li>Enterprise2 </li></ul><ul><ul><li>A step towards Web2 by adding Web applications to company software (enterprise) </li></ul></ul>
  13. 13. Electronic Commerce <ul><li>Mobile </li></ul><ul><ul><li>This is YOURS to define!!! </li></ul></ul>
  14. 14. Transactional Process <ul><li>Where the DATA comes from </li></ul><ul><ul><li>Every business transaction = Data </li></ul></ul><ul><ul><li>Cannot manage without data </li></ul></ul><ul><ul><ul><li>Are we doing what we need to do? ….. Data </li></ul></ul></ul><ul><ul><ul><li>How can we be more profitable? ……. Data </li></ul></ul></ul><ul><li>The Database ….where it goes </li></ul><ul><ul><li>Storage </li></ul></ul><ul><ul><li>With special software to make decisions </li></ul></ul>
  15. 15. Transactional Process <ul><li>The life blood of all companies </li></ul><ul><li>Large Companies </li></ul><ul><ul><li>Complex systems </li></ul></ul><ul><ul><ul><li>Scalable to size as they change </li></ul></ul></ul><ul><li>Middle size companies </li></ul><ul><ul><li>Less complex systems </li></ul></ul><ul><ul><ul><li>Scalable more flexible </li></ul></ul></ul>
  16. 16. Transactional Process <ul><li>Small companies </li></ul><ul><ul><li>Problematic </li></ul></ul><ul><ul><ul><li>Don’t understand automation </li></ul></ul></ul><ul><ul><ul><li>Don’t have specialized staff </li></ul></ul></ul><ul><ul><ul><li>Hesitant to invest in unknown </li></ul></ul></ul><ul><ul><ul><li>May not be profitable enough </li></ul></ul></ul><ul><ul><ul><li>Requires training $$$$$$$ </li></ul></ul></ul><ul><ul><ul><li>Will change how business is done </li></ul></ul></ul><ul><ul><ul><li>Requires detailed planning to be cost effective </li></ul></ul></ul>
  17. 17. Enterprise <ul><li>Linking the old systems together </li></ul><ul><ul><li>Old separate system departments vanish </li></ul></ul><ul><li>Creating new systems </li></ul><ul><ul><li>Add features now that you have access to all data </li></ul></ul><ul><li>Causing major changes in companies </li></ul><ul><ul><li>THINK business differently </li></ul></ul>
  18. 18. Who understands the changes?
  19. 19. Do you know???????
  20. 20. The end

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