15.1

15.2 LEARNING OBJECTIVES DIFFERENTIATE DECISION- SUPPORT SYSTEMS (DSS) FROM GROUP DECISION-SUPPORT SYSTEMS (GDSS)DIFFERENTIATE DECISION- SUPPORT SYSTEMS (DSS) FROM GROUP DECISION-SUPPORT SYSTEMS (GDSS) DESCRIBE COMPONENTS OF DSS & GDSSDESCRIBE COMPONENTS OF DSS & GDSS*

15.3 LEARNING OBJECTIVES DEMONSTRATE HOW DSS & GDSS ENHANCE DECISION-MAKINGDEMONSTRATE HOW DSS & GDSS ENHANCE DECISION-MAKING DESCRIBE CAPABILITIES OF EXECUTIVE SUPPORT SYSTEMS (ESS)DESCRIBE CAPABILITIES OF EXECUTIVE SUPPORT SYSTEMS (ESS) ASSESS BENEFITS OF ESSASSESS BENEFITS OF ESS*

15.4 MANAGEMENT CHALLENGES DECISION-SUPPORT SYSTEMSDECISION-SUPPORT SYSTEMS GROUP DECISION-SUPPORT SYSTEMSGROUP DECISION-SUPPORT SYSTEMS EXECUTIVE SUPPORT SYSTEMSEXECUTIVE SUPPORT SYSTEMS*

15.5 DECISION SUPPORT SYSTEMS (DSS) MANAGEMENT LEVEL COMPUTER SYSTEM COMBINES DATA, MODELS, USER - FRIENDLY SOFTWARE FOR SEMISTRUCTURED & UNSTRUCTURED DECISION MAKING *

15.6 DECISION SUPPORT SYSTEM

15.7 TPS: transaction processing systemTPS: transaction processing system MODEL: representation of a problemMODEL: representation of a problem OLAP: on-line analytical processingOLAP: on-line analytical processing USER INTERFACE: how user enters problem & receives answersUSER INTERFACE: how user enters problem & receives answers DSS DATABASE: current data from applications or groupsDSS DATABASE: current data from applications or groups* DECISION SUPPORT SYSTEM

15.8 DATA MINING: technology for finding relationships in large data bases for predictionDATA MINING: technology for finding relationships in large data bases for prediction DSS SOFTWARE SYSTEM: tools for data analysisDSS SOFTWARE SYSTEM: tools for data analysis SENSITIVITY ANALYSIS: “what-if” questions about changes in model factorsSENSITIVITY ANALYSIS: “what-if” questions about changes in model factors* DECISION SUPPORT SYSTEM

15.9 MANUFACTURING RESOURCE PLANNING (MRPII): Production scheduling, purchasing, materialMANUFACTURING RESOURCE PLANNING (MRPII): Production scheduling, purchasing, material GEOGRAPHIC INFORMATION SYSTEM (GIS): Software to display digital mapsGEOGRAPHIC INFORMATION SYSTEM (GIS): Software to display digital maps CUSTOMER DSS (CDSS): system supports buying decisions of customersCUSTOMER DSS (CDSS): system supports buying decisions of customers* DECISION SUPPORT SYSTEM EXAMPLES:

15.10 GROUP DECISION-SUPPORT SYSTEM (GDSS ) INTERACTIVE COMPUTER-BASED SYSTEM FACILITATES SOLUTION OF UNSTRUCTURED PROBLEMS BY DECISION MAKERS WORKING AS GROUP *

15.11 TOOLS OF GDSS ELECTRONIC QUESTIONNAIRESELECTRONIC QUESTIONNAIRES ELECTRONIC BRAINSTORMINGELECTRONIC BRAINSTORMING IDEA ORGANIZERSIDEA ORGANIZERS QUESTIONNAIRE TOOLSQUESTIONNAIRE TOOLS TOOLS FOR VOTING, SETTING PRIORITIESTOOLS FOR VOTING, SETTING PRIORITIES*

15.12 TOOLS OF GDSS STAKEHOLDER IDENTIFICATION & ANALYSIS TOOLSSTAKEHOLDER IDENTIFICATION & ANALYSIS TOOLS POLICY FORMATION TOOLSPOLICY FORMATION TOOLS GROUP DICTIONARIESGROUP DICTIONARIES*

15.13 ELECTRONIC MEETING SYSTEM (EMS) COLLABORATIVE GDSS USES INFORMATION TECHNOLOGY TO MAKE GROUP MEETINGS MORE PRODUCTIVE FACILITATES COMMUNICATION DECISION MAKING *

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 DECISION MAKING

15.15 SETTING PRIORITIES & DECISION MAKINGSETTING PRIORITIES & DECISION MAKING DOCUMENTATION OF MEETINGSDOCUMENTATION OF MEETINGS ACCESS TO EXTERNAL INFORMATIONACCESS TO EXTERNAL INFORMATION PRESERVATION OF ORGANIZATIONAL MEMORYPRESERVATION OF ORGANIZATIONAL MEMORY* HOW GDSS ENHANCED DECISION MAKING

15.16 EXECUTIVE SUPPORT SYSTEMS (ESS) STRATEGIC INFORMATION SYSTEM DESIGNED FOR UNSTRUCTURED DECISION MAKING THROUGH ADVANCED GRAPHICS AND COMMUNICATIONS *

15.17 EXECUTIVE SUPPORT SYSTEMS (ESS) BRIEFING BOOKS: On-line data, fixed format reports for executivesBRIEFING BOOKS: On-line data, fixed format reports for executives DRILL DOWN: ability to move from summary to lower levels of detailDRILL DOWN: ability to move from summary to lower 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 examine, control progress throughout organizationExecutive has 24 hour per day ability to examine, control progress throughout organization*

15.18 EXECUTIVE SUPPORT SYSTEMS (ESS) BENEFITS: FLEXIBILITYFLEXIBILITY ABILITY TO ANALYZE, COMPARE, HIGHLIGHT TRENDSABILITY TO ANALYZE, COMPARE, HIGHLIGHT TRENDS GRAPHICS HELP EXPLORE SITUATIONGRAPHICS HELP EXPLORE SITUATION MONITOR PERFORMANCEMONITOR PERFORMANCE TIMELINESS, AVAILABILITY OF DATA ALLOWS PROMPT ACTIONTIMELINESS, AVAILABILITY OF DATA ALLOWS PROMPT ACTION*

15.19 Connect to the INTERNET PRESS LEFT MOUSE BUTTON ON ICON TO CONNECT TO THE LAUDON & LAUDON WEB SITE FOR MORE INFORMATION IN THIS CHAPTER

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