15.1

15.2

LEARNING OBJECTIVESLEARNING OBJECTIVES

• DIFFERENTIATE DECISION-DIFFERENTIATE DECISION-SUPPORT SYSTEMS SUPPORT SYSTEMS (DSS)(DSS) FROM FROM GROUP DECISION-SUPPORT GROUP DECISION-SUPPORT SYSTEMS SYSTEMS (GDSS)(GDSS)

• DESCRIBE COMPONENTS OF DSS & DESCRIBE COMPONENTS OF DSS & GDSSGDSS

**

15.3

LEARNING OBJECTIVESLEARNING OBJECTIVES

• DEMONSTRATE HOW DSS & GDSS DEMONSTRATE HOW DSS & GDSS ENHANCE DECISION-MAKINGENHANCE DECISION-MAKING

• DESCRIBE CAPABILITIES OF DESCRIBE CAPABILITIES OF EXECUTIVE SUPPORT SYSTEMS EXECUTIVE SUPPORT SYSTEMS (ESS)(ESS)

• ASSESS BENEFITS OF ESSASSESS BENEFITS OF ESS

**

15.4

MANAGEMENT CHALLENGESMANAGEMENT CHALLENGES

• DECISION-SUPPORT SYSTEMSDECISION-SUPPORT SYSTEMS

• GROUP DECISION-SUPPORT GROUP DECISION-SUPPORT SYSTEMSSYSTEMS

• EXECUTIVE SUPPORT SYSTEMSEXECUTIVE SUPPORT SYSTEMS

**

15.5

DECISION SUPPORT DECISION SUPPORT SYSTEMS (DSS)SYSTEMS (DSS)

MANAGEMENT LEVEL COMPUTER MANAGEMENT LEVEL COMPUTER SYSTEM SYSTEM COMBINES DATA, COMBINES DATA, MODELS, USER - FRIENDLY MODELS, USER - FRIENDLY

SOFTWARE FOR SEMISTRUCTURED SOFTWARE FOR SEMISTRUCTURED & UNSTRUCTURED DECISION & UNSTRUCTURED DECISION

MAKINGMAKING**

15.6

DECISION SUPPORT SYSTEMDECISION SUPPORT SYSTEM

TPSEXTERNAL

DATADSS DATA

BASE

DSS SOFTWARE SYSTEMMODELS

OLAP TOOLS

DATAMINING TOOLS

USERINTERFACE

USER

15.7

• TPS:TPS: transaction processing systemtransaction processing system

• MODEL:MODEL: representation of a problemrepresentation of a problem

• OLAP:OLAP: on-line analytical processingon-line analytical processing

• USER INTERFACE:USER INTERFACE: how user enters how user enters problem & receives answersproblem & receives answers

• DSS DATABASE:DSS DATABASE: current data from current data from applications or groupsapplications or groups

**

DECISION SUPPORT SYSTEMDECISION SUPPORT SYSTEM

15.8

• DATA MINING:DATA MINING: technology for finding technology for finding relationships in large data bases for relationships in large data bases for predictionprediction

• DSS SOFTWARE SYSTEM:DSS SOFTWARE SYSTEM: tools for data tools for data analysisanalysis

• SENSITIVITY ANALYSIS:SENSITIVITY ANALYSIS: “what-if” “what-if” questions about changes in model factorsquestions about changes in model factors

**

DECISION SUPPORT SYSTEMDECISION SUPPORT SYSTEM

15.9

• MANUFACTURING RESOURCE MANUFACTURING RESOURCE PLANNINGPLANNING (MRPII):(MRPII): Production Production scheduling, purchasing, materialscheduling, purchasing, material

• GEOGRAPHIC INFORMATION SYSTEM GEOGRAPHIC INFORMATION SYSTEM (GIS):(GIS): Software to display digital maps Software to display digital maps

• CUSTOMER DSS CUSTOMER DSS (CDSS):(CDSS): system system supports buying decisions of customerssupports buying decisions of customers

**

DECISION SUPPORT SYSTEM DECISION SUPPORT SYSTEM EXAMPLES:EXAMPLES:

15.10

GROUP DECISION-SUPPORT SYSTEM GROUP DECISION-SUPPORT SYSTEM

(GDSS(GDSS))

INTERACTIVE COMPUTER-BASED INTERACTIVE COMPUTER-BASED SYSTEM FACILITATES SOLUTION SYSTEM FACILITATES SOLUTION OF UNSTRUCTURED PROBLEMS OF UNSTRUCTURED PROBLEMS BY DECISION MAKERS WORKING BY DECISION MAKERS WORKING

AS GROUPAS GROUP

**

15.11

TOOLS OF GDSSTOOLS OF GDSS

• ELECTRONIC QUESTIONNAIRESELECTRONIC QUESTIONNAIRES

• ELECTRONIC BRAINSTORMINGELECTRONIC BRAINSTORMING

• IDEA ORGANIZERSIDEA ORGANIZERS

• QUESTIONNAIRE TOOLSQUESTIONNAIRE TOOLS

• TOOLS FOR VOTING, SETTING TOOLS FOR VOTING, SETTING PRIORITIESPRIORITIES

**

15.12

TOOLS OF GDSSTOOLS OF GDSS

• STAKEHOLDER IDENTIFICATION & STAKEHOLDER IDENTIFICATION & ANALYSIS TOOLSANALYSIS TOOLS

• POLICY FORMATION TOOLSPOLICY FORMATION TOOLS

• GROUP DICTIONARIESGROUP DICTIONARIES

**

15.13

ELECTRONIC MEETING SYSTEM ELECTRONIC MEETING SYSTEM (EMS)(EMS)

COLLABORATIVE GDSS USES COLLABORATIVE GDSS USES INFORMATION TECHNOLOGY TO INFORMATION TECHNOLOGY TO MAKE GROUP MEETINGS MORE MAKE GROUP MEETINGS MORE

PRODUCTIVE FACILITATES PRODUCTIVE FACILITATES COMMUNICATION DECISION COMMUNICATION DECISION

MAKINGMAKING

**

15.14

• IMPROVED PRE-PLANNINGIMPROVED PRE-PLANNING• INCREASED PARTICIPATIONINCREASED PARTICIPATION• OPEN, COLLABORATIVE ATMOSPHEREOPEN, COLLABORATIVE ATMOSPHERE• IDEA GENERATION FREE OF CRITICISMIDEA GENERATION FREE OF CRITICISM• EVALUATION OBJECTIVITYEVALUATION OBJECTIVITY• IDEA ORGANIZATION & EVALUATIONIDEA ORGANIZATION & EVALUATION

**

HOW GDSS ENHANCED HOW GDSS ENHANCED DECISION MAKINGDECISION MAKING

15.15

• SETTING PRIORITIES & DECISION SETTING PRIORITIES & DECISION MAKINGMAKING

• DOCUMENTATION OF MEETINGSDOCUMENTATION OF MEETINGS• ACCESS TO EXTERNAL INFORMATIONACCESS TO EXTERNAL INFORMATION• PRESERVATION OF ORGANIZATIONAL PRESERVATION OF ORGANIZATIONAL

MEMORYMEMORY

**

HOW GDSS ENHANCED HOW GDSS ENHANCED DECISION MAKINGDECISION MAKING

15.16

EXECUTIVE SUPPORT EXECUTIVE SUPPORT SYSTEMS SYSTEMS (ESS)(ESS)

STRATEGIC INFORMATION SYSTEM STRATEGIC INFORMATION SYSTEM DESIGNED FOR UNSTRUCTURED DESIGNED FOR UNSTRUCTURED

DECISION MAKING THROUGH DECISION MAKING THROUGH ADVANCED GRAPHICS AND ADVANCED GRAPHICS AND

COMMUNICATIONSCOMMUNICATIONS

**

15.17

EXECUTIVE SUPPORT EXECUTIVE SUPPORT SYSTEMS SYSTEMS (ESS)(ESS)

• BRIEFING BOOKS:BRIEFING BOOKS: On-line data, fixed format On-line data, fixed format reports for executivesreports for executives

• DRILL DOWN:DRILL DOWN: ability to move from summary to ability to move from summary to lower levels of detaillower levels of detail

• Designed for specific needs of CEODesigned for specific needs of CEO

• Extensive support staffExtensive support staff

• Executive has 24 hour per day ability to Executive has 24 hour per day ability to examine, control progress throughout examine, control progress throughout organizationorganization

**

15.18

EXECUTIVE SUPPORT EXECUTIVE SUPPORT SYSTEMS SYSTEMS (ESS)(ESS)

BENEFITS:BENEFITS:• FLEXIBILITYFLEXIBILITY• ABILITY TO ANALYZE, COMPARE, ABILITY TO ANALYZE, COMPARE,

HIGHLIGHT TRENDSHIGHLIGHT TRENDS• GRAPHICS HELP EXPLORE SITUATIONGRAPHICS HELP EXPLORE SITUATION• MONITOR PERFORMANCEMONITOR PERFORMANCE• TIMELINESS, AVAILABILITY OF DATA TIMELINESS, AVAILABILITY OF DATA

ALLOWS PROMPT ACTIONALLOWS PROMPT ACTION

**

15.19

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THIS CHAPTER

15.20