1. Customers PRODUCT Business Process Participants InformationTechnology

2. Customers PRODUCT Participants Information Technology Business Process

3. Customers PRODUCT Participants Information Technology Business Process

4. Customers PRODUCT Participants Information Technology Business Process

5. Customers PRODUCT Participants Information Technology Business Process

6. Customers PRODUCT Participants Information Technology Business Process

7. Customers PRODUCT Participants Information Technology Business Process

8. DEVELOPEMENT Requirements Analysis Design Implementation Testing Conversion Maintenance Traditional Development Model PROTOTYPING

18. CUSTOMER Sales Orders Production Product design DeliveryService Actual and Forecasted orders Product design SUPPLIER Orders to supplier Purchased Parts Finished goods Finished Goods Service requests Equipment Preferences THE FIRM Viewing businesses as systems Businesses as systems consisting of business processes

19. Viewing businesses as systems Value Chain for a “sit down” restaurant, not fast food...

20. Viewing businesses as systems Value Chain for a “sit down” restaurant, not fast food... Purchase food Store food Seat Customer Take orders Cook Food Serve food Create bill Receive payment

21. Viewing businesses as systems Business processes and functional areas of businesses –The silo model

22. Viewing businesses as systems Business processes and functional areas of businesses –The silo model

23. Business Environment Firm Work System Information System Information systems and work systems What kind of system? –Information system –Work system Information Technology

24. Framework for thinking about systems Participants –Who’s involved… Information Format, filter, summarize Interpret Decide, act Accumulate knowledge Knowlege Data Results Information