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The CBIS Model PowerPoint PPT Presentation


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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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The cbis model l.jpg

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 l.jpg

Information Services

Information specialists have

full-time responsibility for

developing and maintaining

computer-based systems

1-2


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Traditional Communication Chain

Database

Administrator

Systems

Analyst

Operator

User

Computer

Programmer

Network

Specialist

1-3


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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


Is and euc the end user computing communication chain l.jpg

IS and EUCThe End-User Computing Communication Chain

Information

Specialists

Support

User

Communication

Computer

1-5


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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


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Achieving the CBIS

1-7


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Reengineering the CBIS

  • Business Process Reengineering (BPR)

    • Reworking systems

    • Good system features retained

    • Becoming development methodology of choice

1-8


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