Management Information Systems

1
??????????????????????????Management Information
Systems
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?????????????????????????????????? (The
Competitive Business Environment)

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????????????????????????????????

• ????????????????????????????? (Flattening)
• ??????????????????????? (Decentralization)
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??????????????????????????????????
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???????????? (Information System)

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??????? 8/33
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???????? (Information)

• ?????????????????? ?????????????????????????????
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  ??????

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?????? (Data)

• ?????????????????????? (streams of raw facts)
  ??????????????????????????????????????
  ?????????????????????????????? (Physical
  Environment) ?????????????????????????????????????
  ???????? ?????????????????????????????????????????
  ?????????????????????

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???????????? (input)

• ???????????????????????????????????????????????
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????????? (processing)

• ??????? ????????? ???????????????????????????
  (input) ??????????????????????????????????????????
  ????????????

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???????? (output)

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  ?????????????????????????????????????

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?????????? (feedback)

• ??????????????????????????????????????????????????
  ??????? ???????????????????????? (input)
  ?????????????????????????????????
  ??????????????????????????????????????????????????
  ??????????????????????????????????

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??????????????????????????? (Computer-based
Information Systems CBIS)

• ??? ??????????????????????????????????????????????
  ?????????? (processing) ?????????????????????????
  ????????????????????????????????????????????????
  (output) ????????????????? (output) ??????????
  ????????????????? ???????????

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?????????????????????????????
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??????? 18/33
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?????????????????????? (???)

• ??????
• ?????????????????????????? (ill-defined)
• ????????????? ????????????????????????????????

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?????????????????????? (???)

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?????????????????????? (???)

• ????????
• Decision Support Systems
• Information Resources Management

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?????????????????????

• Data Processing
• Organization Theory
• Operation Research
• Computer Science
• Accounting
• etc.

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?????????????????

• ???????????????????????????????
• Transaction Processing Systems (TPS)
• Office Automation Systems (OAS) and Knowledge
  Work Systems (KWS)
• Management Information Systems (MIS)

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????????????????? (???)

• Decision Support Systems (DSS)
• Expert Systems and Artificial Intelligence (AI)
• Group Decision Support Systems (GDSS)
• Executive Support Systems (ESS)

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????????????????? (???)
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• Systems Development Life Cycle (SDLC)
• Identifying problems, opportunities and
  objectives
• feasibility report
• Determining information requirements
• understanding how business functions
• complete information on people, goals, data and
• procedure involved

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????????????????????????????? (???)

• Analyzing system needs
• system proposal fund, cost/benefit of
  alternatives,
• recommendation

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????????????????????????????? (???)

• Designing the recommended system
• control and backup procedures
• input/output layouts
• file specifications
• processing details decision trees or tables,
  data
• flow diagrams, a system flowchart, names and
• functions prewritten code routines

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????????????????????????????? (???)

• Developing and documenting software
• effective documentation for software how to
  use,
• problems
• design, code and remove syntactical errors

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????????????????????????????? (???)

• Testing and maintaining the system
• testing process
• Program testing with test data desk checking
• Link testing with test data
• Full systems testing with test data
• Full systems testing with live data
• maintenance practice

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????????????????????????????? (???)

• Implementing and evaluating the system
• Setting up an information center (IC)
• Training users
• Conversion
• Evaluation

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????????????????????????????? (???)

• Conversion 5 strategies
• Direct Changeover
• Parallel Conversion
• Gradual Conversion
• Modular Prototype Conversion
• Distributed Conversion

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• etc.

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