mis.ppt
- 1. MIS 175 Spring 2002 Chapter 10 1 Management Information Systems Transaction Processing Systems (TPS) – Support operation – Management and control – Routine, normal operations Management Information Systems (MIS) – Provide decision- making support for routine, structured decisions – Closely linked to and fed by TPS
- 2. MIS 175 Spring 2002 Chapter 10 2 Management Information Systems • Terminology Confusion –MIS = the study of information technology in business settings –But, MIS is also term to refer to class of systems used to support operational and tactical decisionmaking
- 3. MIS 175 Spring 2002 Chapter 10 3 A Model for Problem Solving • Decision Making Phase –Intelligence gathering –Design –Choice • Implementation • Monitoring
- 4. MIS 175 Spring 2002 Chapter 10 4 Decision 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. MIS 175 Spring 2002 Chapter 10 5 Structured vs. Unstructured Problems • Structured problems lend themselves to programmed decisions –The implication is that a repeatable process can be employed and these can be automated • Unstructured problems require unprogrammed decisions
- 6. MIS 175 Spring 2002 Chapter 10 6 Unstructured Problems • Can be addressed (or partially addressed) with Decision Support Systems
- 7. MIS 175 Spring 2002 Chapter 10 7 Structured 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. MIS 175 Spring 2002 Chapter 10 8 Goals of an MIS • Provide managers with information • Regular, routine operations • Control, organize and plan better
- 9. MIS 175 Spring 2002 Chapter 10 9 Typical 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. MIS 175 Spring 2002 Chapter 10 10 Functional Perspectives of MIS • Financial MIS –Will integrate information from multiple sources –Functions • Costing • P&L reporting • Auditing • Funds management
- 11. MIS 175 Spring 2002 Chapter 10 11 Functional Perspectives of MIS • Manufacturing –Design and Engineering –Master Production Scheduling –Inventory Control –Materials Planning –Manufacturing and Process Control –Quality Control
- 12. MIS 175 Spring 2002 Chapter 10 12 Functional Perspectives of MIS • Marketing –Market research • Web-based market research –Pricing
- 13. MIS 175 Spring 2002 Chapter 10 13 Functional Perspectives of MIS • Transportation and Logistics –Route and schedule optimization • Human Resources • Accounting
- 14. MIS 175 Spring 2002 Chapter 10 14 Decision Support Systems • Used for unstructured problems • Characteristics – Data from multiple sources internal and external to organization – Presentation flexibility – Simulation and what-if capability – Support for multiple decision approaches – Statistical analysis
- 15. MIS 175 Spring 2002 Chapter 10 15 Components of a DSS • Model management software –Provides a variety of solution models • Financial, statistical, graphical, project management • Dialogue Manager –Allows user interaction with DSS
- 16. MIS 175 Spring 2002 Chapter 10 16 Group Decision Making Systems • Very interesting field • How can information technology improve how decisions are made by groups?
- 17. MIS 175 Spring 2002 Chapter 10 17 Group Decision Making Systems • Applications – Where time is critical – Where participants are geographically dispersed – Where authority obstructs communication – Military – Business – Government
- 18. MIS 175 Spring 2002 Chapter 10 18 Group Decision Making Systems • 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. MIS 175 Spring 2002 Chapter 10 19 Executive Information Systems • What information does a chief executive of board member require?
- 20. MIS 175 Spring 2002 Chapter 10 20 Executive Information Systems • High level with drill down • Key business and industry data • Structured and unstructured information –Structured: MTD orders –Unstructured: Industry newsfeed • Graphical