Mis

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Mis

  1. 1. MIS 175 Spring 2002 Chapter 101Management Information SystemsTransaction ProcessingSystems (TPS)– Support operation– Management andcontrol– Routine, normaloperationsManagement InformationSystems (MIS)– Provide decision-making support forroutine, structureddecisions– Closely linked to andfed by TPS
  2. 2. MIS 175 Spring 2002 Chapter 102Management Information Systems• Terminology Confusion–MIS = the study of informationtechnology in business settings–But, MIS is also term to refer to classof systems used to support operationaland tactical decisionmaking
  3. 3. MIS 175 Spring 2002 Chapter 103A Model for Problem Solving• Decision Making Phase–Intelligence gathering–Design–Choice• Implementation• Monitoring
  4. 4. MIS 175 Spring 2002 Chapter 104Decision Making• A step in problem solving• Intelligence gathering– Definition of problem– Data gathered on scope– Constraints identified• Design phase– Alternatives identified and assessed• Choice– Selection of an alternative
  5. 5. MIS 175 Spring 2002 Chapter 105Structured vs. UnstructuredProblems• Structured problems lend themselves toprogrammed decisions–The implication is that a repeatableprocess can be employed and thesecan be automated• Unstructured problems requireunprogrammed decisions
  6. 6. MIS 175 Spring 2002 Chapter 106Unstructured Problems• Can be addressed (or partially addressed)with Decision Support Systems
  7. 7. MIS 175 Spring 2002 Chapter 107Structured Problems• Can be addressed by an MIS• Three decision models or techniques–Optimization• Find the best solution–Satisficing• Find a solution which meets certain criteria–Heuristics• Rule-based solution generation
  8. 8. MIS 175 Spring 2002 Chapter 108Goals of an MIS• Provide managers with information• Regular, routine operations• Control, organize and plan better
  9. 9. MIS 175 Spring 2002 Chapter 109Typical Inputs and Outputs• Inputs: Information from the TPS• Outputs: hard and softcopy reports–Scheduled reports–On-demand reports–Key-indicator (business fundamentals)–Exception reports
  10. 10. MIS 175 Spring 2002 Chapter 1010Functional Perspectives of MIS• Financial MIS–Will integrate information from multiplesources–Functions• Costing• P&L reporting• Auditing• Funds management
  11. 11. MIS 175 Spring 2002 Chapter 1011Functional Perspectives of MIS• Manufacturing–Design and Engineering–Master Production Scheduling–Inventory Control–Materials Planning–Manufacturing and Process Control–Quality Control
  12. 12. MIS 175 Spring 2002 Chapter 1012Functional Perspectives of MIS• Marketing–Market research• Web-based market research–Pricing
  13. 13. MIS 175 Spring 2002 Chapter 1013Functional Perspectives of MIS• Transportation and Logistics–Route and schedule optimization• Human Resources• Accounting
  14. 14. MIS 175 Spring 2002 Chapter 1014Decision Support Systems• Used for unstructured problems• Characteristics– Data from multiple sources internal andexternal to organization– Presentation flexibility– Simulation and what-if capability– Support for multiple decision approaches– Statistical analysis
  15. 15. MIS 175 Spring 2002 Chapter 1015Components of a DSS• Model management software–Provides a variety of solution models• Financial, statistical, graphical, projectmanagement• Dialogue Manager–Allows user interaction with DSS
  16. 16. MIS 175 Spring 2002 Chapter 1016Group Decision MakingSystems• Very interesting field• How can information technology improvehow decisions are made by groups?
  17. 17. MIS 175 Spring 2002 Chapter 1017Group Decision MakingSystems• Applications– Where time is critical– Where participants are geographicallydispersed– Where authority obstructs communication– Military– Business– Government
  18. 18. MIS 175 Spring 2002 Chapter 1018Group Decision MakingSystems• Common characteristics– Meeting moderation/facilitation– Signed and anonymous comments– Structured deliberations• Presentation period• Comment period• Automated collation of comments• “Voting”• Face-to-face and remote
  19. 19. MIS 175 Spring 2002 Chapter 1019Executive Information Systems• What information does a chief executive ofboard member require?
  20. 20. MIS 175 Spring 2002 Chapter 1020Executive Information Systems• High level with drill down• Key business and industry data• Structured and unstructured information–Structured: MTD orders–Unstructured: Industry newsfeed• Graphical

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