Customers PRODUCT Business Process Participants InformationTechnology

Customers PRODUCT Participants Information Technology Business Process

Customers PRODUCT Participants Information Technology Business Process

Customers PRODUCT Participants Information Technology Business Process

Customers PRODUCT Participants Information Technology Business Process

Customers PRODUCT Participants Information Technology Business Process

Customers PRODUCT Participants Information Technology Business Process

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

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

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

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

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

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

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

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