Enhancing management

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Enhancing management

  1. 1. 15. ENHANCING MANAGEMENT DECISION MAKING
  2. 2. CONTENTS <ul><li>DECISION-SUPPORT SYSTEMS </li></ul><ul><li>GROUP DECISION-SUPPORT SYSTEMS </li></ul><ul><li>EXECUTIVE SUPPORT SYSTEMS </li></ul><ul><li>* </li></ul>
  3. 3. DECISION SUPPORT SYSTEMS (DSS) <ul><li>MANAGEMENT LEVEL COMPUTER SYSTEM THAT COMBINES DATA, MODELS, USER - FRIENDLY SOFTWARE FOR SEMISTRUCTURED & UNSTRUCTURED DECISION MAKING </li></ul><ul><li>* </li></ul>
  4. 4. DECISION SUPPORT SYSTEM
  5. 5. <ul><li>TPS: transaction processing system </li></ul><ul><li>MODEL: representation of a problem </li></ul><ul><li>OLAP: on-line analytical processing </li></ul><ul><li>USER INTERFACE: how user enters problem & receives answers </li></ul><ul><li>DSS DATABASE: current data from applications or groups </li></ul><ul><li>* </li></ul>DECISION SUPPORT SYSTEM
  6. 6. <ul><li>DATA MINING: technology for finding relationships in large data bases for prediction </li></ul><ul><li>DSS SOFTWARE SYSTEM: tools for data analysis </li></ul><ul><li>SENSITIVITY ANALYSIS: “what-if” questions about changes in model factors </li></ul><ul><li>* </li></ul>DECISION SUPPORT SYSTEM
  7. 7. <ul><li>MANUFACTURING RESOURCE PLANNING (MRPII): Production scheduling, purchasing, material </li></ul><ul><li>GEOGRAPHIC INFORMATION SYSTEM (GIS): Software to display digital maps </li></ul><ul><li>CUSTOMER DSS (CDSS): system supports buying decisions of customers </li></ul><ul><li>* </li></ul>DECISION SUPPORT SYSTEM EXAMPLES:
  8. 8. <ul><li>“ Data Warehousing: Architecture and Implementation” </li></ul><ul><li>Autores: Mark Humphries, Michael Hawkins, Michelle Dy </li></ul><ul><li>Ed. Prentice-Hall </li></ul><ul><li>* </li></ul>BIBLIOGRAFIA
  9. 9. GROUP DECISION-SUPPORT SYSTEM (GDSS) <ul><li>INTERACTIVE COMPUTER-BASED SYSTEM THAT FACILITATES SOLUTION OF UNSTRUCTURED PROBLEMS BY DECISION MAKERS WORKING AS GROUP </li></ul><ul><li>* </li></ul>
  10. 10. TOOLS OF GDSS <ul><li>ELECTRONIC QUESTIONNAIRES </li></ul><ul><li>ELECTRONIC BRAINSTORMING </li></ul><ul><li>IDEA ORGANIZERS </li></ul><ul><li>QUESTIONNAIRE TOOLS </li></ul><ul><li>TOOLS FOR VOTING OR SETTING PRIORITIES </li></ul><ul><li>* </li></ul>
  11. 11. TOOLS OF GDSS <ul><li>STAKEHOLDER IDENTIFICATION & ANALYSIS TOOLS </li></ul><ul><li>POLICY FORMATION TOOLS </li></ul><ul><li>GROUP DICTIONARIES </li></ul><ul><li>* </li></ul>
  12. 12. ELECTRONIC MEETING SYSTEM (EMS) <ul><li>COLLABORATIVE GDSS THAT USES INFORMATION TECHNOLOGY TO MAKE GROUP MEETINGS MORE PRODUCTIVE BY FACILITATING COMMUNICATION AS WELL AS DECISION MAKING </li></ul><ul><li>* </li></ul>
  13. 13. <ul><li>IMPROVED PRE-PLANNING </li></ul><ul><li>INCREASED PARTICIPATION </li></ul><ul><li>OPEN, COLLABORATIVE ATMOSPHERE </li></ul><ul><li>IDEA GENERATION FREE OF CRITICISM </li></ul><ul><li>EVALUATION OBJECTIVITY </li></ul><ul><li>IDEA ORGANIZATION & EVALUATION </li></ul><ul><li>* </li></ul>HOW GDSS ENHANCED DECISION MAKING
  14. 14. <ul><li>SETTING PRIORITIES & MAKING DECISIONS </li></ul><ul><li>DOCUMENTATION OF MEETINGS </li></ul><ul><li>ACCESS TO EXTERNAL INFORMATION </li></ul><ul><li>PRESERVATION OF ORGANIZATIONAL MEMORY </li></ul><ul><li>* </li></ul>HOW GDSS ENHANCED DECISION MAKING
  15. 15. EXECUTIVE SUPPORT SYSTEMS (ESS) <ul><li>INFORMATION SYSTEM AT THE STRATEGIC LEVEL OF AN ORGANIZATION DESIGNED FOR UNSTRUCTURED DECISION MAKING THROUGH ADVANCED GRAPHICS AND COMMUNICATIONS </li></ul><ul><li>* </li></ul>
  16. 16. EXECUTIVE SUPPORT SYSTEMS (ESS) <ul><li>BRIEFING BOOKS: Fixed format reports for executives </li></ul><ul><li>DRILL DOWN: ability to move from summary to lower levels of detail </li></ul><ul><li>Designed for specific needs of CEO </li></ul><ul><li>Extensive support staff </li></ul><ul><li>Executive has 24 hour per day ability to examine, control progress throughout organization </li></ul><ul><li>* </li></ul>
  17. 17. EXECUTIVE SUPPORT SYSTEMS (ESS) <ul><li>BENEFITS: </li></ul><ul><li>FLEXIBILITY </li></ul><ul><li>ABILITY TO ANALYZE, COMPARE AND HIGHLIGHT TRENDS </li></ul><ul><li>GRAPHICS HELP EXPLORE SITUATION </li></ul><ul><li>MONITOR PERFORMANCE </li></ul><ul><li>TIMELINESS AND AVAILABILITY OF DATA ALLOWS PROMPT ACTION </li></ul><ul><li>* </li></ul>
  18. 18. 15. ENHANCING MANAGEMENT DECISION MAKING

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