Download 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
*
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