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The CBIS Model

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

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The CBIS Model

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

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

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

  4. End-User Computing (EUC) • End-user computing • 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

  5. IS and EUCThe End-User Computing Communication Chain Information Specialists Support User Communication Computer 1-5

  6. 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

  7. Achieving the CBIS 1-7

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

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