Transcript MSS and alternatives views of the subject

LEARNING OBJECTIVES
DIFFERENTIATE DECISION-SUPPORT
SYSTEMS (DSS) FROM GROUP
DECISION-SUPPORT SYSTEMS (GDSS)
DESCRIBE COMPONENTS OF DSS &
GDSS
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LEARNING OBJECTIVES
DEMONSTRATE HOW DSS & GDSS
ENHANCE DECISION-MAKING
DESCRIBE CAPABILITIES OF
EXECUTIVE SUPPORT SYSTEMS (ESS)
ASSESS BENEFITS OF ESS
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MANAGEMENT CHALLENGES
DECISION-SUPPORT SYSTEMS
GROUP DECISION-SUPPORT SYSTEMS
EXECUTIVE SUPPORT SYSTEMS
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DECISION SUPPORT
SYSTEMS (DSS)
MANAGEMENT LEVEL COMPUTER
SYSTEM COMBINES DATA, MODELS,
USER - FRIENDLY SOFTWARE FOR
SEMISTRUCTURED & UNSTRUCTURED
DECISION MAKING
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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
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DECISION SUPPORT SYSTEM
DSS DATA
BASE
TPS
USER
INTERFACE
EXTERNAL
DATA
DSS SOFTWARE SYSTEM
MODELS
OLAP TOOLS
DATAMINING TOOLS
USER
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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
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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
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DECISION SUPPORT SYSTEM
APPLICATIONS:
SUPPLY CHAIN MANAGEMENT
CUSTOMER RELATIONSHIP
MANAGEMENT
SIMULATING BUSINESS SCENARIOS
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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
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DECISION SUPPORT SYSTEM
EXAMPLES:
GENERAL ACCIDENT INSURANCE:
Customer buying patterns, fraud
detection
BANK OF AMERICA: Customer profiles
FRITO-LAY: Price, advertising,
promotion selection
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DECISION SUPPORT SYSTEM
BURLINGTON COAT FACTORY: Store
location, inventory mix
KEYCORP: Targeting direct mail
marketing customers
NATIONAL GYPSUM: Corporate planning
& forecasting
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DECISION SUPPORT SYSTEM
SOUTHERN RAILWAY: Train dispatching
and routing
TEXAS OIL & GAS: Evaluating drilling
sites
UNITED AIRLINES: Flight scheduling,
passenger demand forecasting
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GROUP DECISION-SUPPORT SYSTEM
(GDSS)
INTERACTIVE COMPUTER-BASED
SYSTEM FACILITATES SOLUTION OF
UNSTRUCTURED PROBLEMS BY
DECISION MAKERS WORKING AS
GROUP
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GDSS ENHANCED DECISION
MAKING
ALLOWS: Improved pre-planning
• Increased participation
• Open, collaborative atmosphere
• Idea generation free of criticism
• Evaluation objectivity
• Idea organization & evaluation
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GDSS ENHANCED
DECISION MAKING
ALLOWS: Setting priorities & decision making
• Documentation of meetings
• Access to external information
• Preservation of organizational memory
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TOOLS OF GDSS
ELECTRONIC QUESTIONNAIRES
ELECTRONIC BRAINSTORMING
IDEA ORGANIZERS
QUESTIONNAIRE TOOLS
TOOLS FOR VOTING,
SETTING PRIORITIES
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TOOLS OF GDSS
STAKEHOLDER IDENTIFICATION &
ANALYSIS TOOLS
POLICY FORMATION TOOLS
GROUP DICTIONARIES
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ELECTRONIC MEETING SYSTEM
(EMS)
COLLABORATIVE GDSS: Uses
information technology to make group
meetings more productive facilitates
communication decision making
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EXECUTIVE
SUPPORT SYSTEMS (ESS)
STRATEGIC INFORMATION SYSTEM
DESIGNED FOR UNSTRUCTURED
DECISION MAKING THROUGH
ADVANCED GRAPHICS AND
COMMUNICATIONS
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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
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EXECUTIVE
SUPPORT SYSTEMS
BENEFITS:
• FLEXIBILITY
• ABILITY TO ANALYZE, COMPARE, HIGHLIGHT
TRENDS
• GRAPHICS HELP EXPLORE SITUATION
• MONITOR PERFORMANCE
• TIMELINESS, AVAILABILITY OF DATA
ALLOWS PROMPT ACTION
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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
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