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