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LEARNING OBJECTIVES DIFFERENTIATE DECISION-SUPPORT SYSTEMS (DSS) FROM GROUP DECISION-SUPPORT SYSTEMS (GDSS) DESCRIBE COMPONENTS OF DSS & GDSS * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 1 LEARNING OBJECTIVES DEMONSTRATE HOW DSS & GDSS ENHANCE DECISION-MAKING DESCRIBE CAPABILITIES OF EXECUTIVE SUPPORT SYSTEMS (ESS) ASSESS BENEFITS OF ESS * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 2 MANAGEMENT CHALLENGES DECISION-SUPPORT SYSTEMS GROUP DECISION-SUPPORT SYSTEMS EXECUTIVE SUPPORT SYSTEMS * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 3 DECISION SUPPORT SYSTEMS (DSS) MANAGEMENT LEVEL COMPUTER SYSTEM COMBINES DATA, MODELS, USER - FRIENDLY SOFTWARE FOR SEMISTRUCTURED & UNSTRUCTURED DECISION MAKING * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 4 DECISION SUPPORT SYSTEM MODEL DRIVEN DSS: primarily stand alone systems that uses some type of models to perform what-if and other analysis DATA-DRIVEN DSS: A system that supports decision making by Allowing users to extract and analyse information that was previously buried in large databases * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 5 DECISION SUPPORT SYSTEM DSS DATA BASE TPS USER INTERFACE EXTERNAL DATA DSS SOFTWARE SYSTEM MODELS OLAP TOOLS DATAMINING TOOLS USER 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 6 DECISION SUPPORT SYSTEM TPS: Transaction processing system MODEL: Representation of a problem OLAP: On-line analytical processing USER INTERFACE: How user enters problem & receives answers DSS DATABASE: Current data from applications or groups * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 7 DECISION SUPPORT SYSTEM DATA MINING: Technology for finding relationships in large data bases for prediction DSS SOFTWARE SYSTEM: Tools for data analysis SENSITIVITY ANALYSIS: “What-if” questions about changes in model factors 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 8 * DECISION SUPPORT SYSTEM APPLICATIONS: SUPPLY CHAIN MANAGEMENT CUSTOMER RELATIONSHIP MANAGEMENT SIMULATING BUSINESS SCENARIOS * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 9 DECISION SUPPORT SYSTEM GEOGRAPHIC INFORMATION SYSTEM (GIS): Software to display digital maps WEB-BASED DSS: Available on Internet for decisions, information, software CUSTOMER DSS (CDSS): System supports buying decisions of customers * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 10 DECISION SUPPORT SYSTEM EXAMPLES: GENERAL ACCIDENT INSURANCE: Customer buying patterns, fraud detection BANK OF AMERICA: Customer profiles FRITO-LAY: Price, advertising, promotion selection * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 11 DECISION SUPPORT SYSTEM BURLINGTON COAT FACTORY: Store location, inventory mix KEYCORP: Targeting direct mail marketing customers NATIONAL GYPSUM: Corporate planning & forecasting * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 12 DECISION SUPPORT SYSTEM SOUTHERN RAILWAY: Train dispatching and routing TEXAS OIL & GAS: Evaluating drilling sites UNITED AIRLINES: Flight scheduling, passenger demand forecasting * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 13 GROUP DECISION-SUPPORT SYSTEM (GDSS) INTERACTIVE COMPUTER-BASED SYSTEM FACILITATES SOLUTION OF UNSTRUCTURED PROBLEMS BY DECISION MAKERS WORKING AS GROUP * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 14 GDSS ENHANCED DECISION MAKING ALLOWS: Improved pre-planning • Increased participation • Open, collaborative atmosphere • Idea generation free of criticism • Evaluation objectivity • Idea organization & evaluation * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 15 GDSS ENHANCED DECISION MAKING ALLOWS: Setting priorities & decision making • Documentation of meetings • Access to external information • Preservation of organizational memory * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 16 TOOLS OF GDSS ELECTRONIC QUESTIONNAIRES ELECTRONIC BRAINSTORMING IDEA ORGANIZERS QUESTIONNAIRE TOOLS TOOLS FOR VOTING, SETTING PRIORITIES * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 17 TOOLS OF GDSS STAKEHOLDER IDENTIFICATION & ANALYSIS TOOLS POLICY FORMATION TOOLS GROUP DICTIONARIES * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 18 ELECTRONIC MEETING SYSTEM (EMS) COLLABORATIVE GDSS: Uses information technology to make group meetings more productive facilitates communication decision making * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 19 EXECUTIVE SUPPORT SYSTEMS (ESS) STRATEGIC INFORMATION SYSTEM DESIGNED FOR UNSTRUCTURED DECISION MAKING THROUGH ADVANCED GRAPHICS AND COMMUNICATIONS * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 20 EXECUTIVE SUPPORT SYSTEMS DRILL DOWN: ability to move from summary to lower levels of detail Designed for specific needs of CEO Extensive support staff Executive has 24 hour per day ability to examine, control progress throughout organization * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 21 EXECUTIVE SUPPORT SYSTEMS BENEFITS: • FLEXIBILITY • ABILITY TO ANALYZE, COMPARE, HIGHLIGHT TRENDS • GRAPHICS HELP EXPLORE SITUATION • MONITOR PERFORMANCE • TIMELINESS, AVAILABILITY OF DATA ALLOWS PROMPT ACTION * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 22 EXECUTIVE SUPPORT SYSTEMS USES IN A DIGITAL FIRM: • BUSINESS INTELLIGENCE: Info on salespeople, distributors, retailers • MONITORING BUSINESS PERFORMANCE: Balanced scorecard shows perspectives of customers, internal processes, learning, growth • ENTERPRISE WIDE REPORTING & ANALYSIS * 22/05/2017 15:24:37 Ibrahim Elbeltagi Info 2007 23