The CBIS Model Decisions (CBIS) Problem Information Problem Solution Computer-based Information System (CBIS) Accounting Information System Problem Information Management Information System Decisions Decision Support Systems Problem Solution The Virtual Office Knowledge-based Systems 1-1 25

Information Services Information specialists have full-time responsibility for developing and maintaining computer-based systems 1-2 26

Traditional Communication Chain Database Administrator Systems Analyst User Operator Programmer Computer Network Specialist 1-3 27

End-User Computing (EUC) Development of all or part of applications Information specialists act as consultants Stimulants to EUC Increased computer literacy IS backlog Low-cost hardware (the PC) Prewritten software (electronic spreadsheets) 1-4 28

IS and EUC The End-User Computing Communication Chain Information Specialists Support User Communication Computer 1-5 29

Justifying the CBIS Justify in the same manner as any other large investment Economic Cost reduction Reduced inventory investment Increased productivity (CAD/CAM) Noneconomic Perceived value 1-6 30

Achieving the CBIS 1-7 31

Reengineering the CBIS Business Process Reengineering (BPR) Reworking systems Good system features retained Becoming development methodology of choice 1-8