Introduction to Management Information Systems

1
Introduction to Management Information Systems

• Lecture 5

2
Types of Business Information Systems -
Constituency Perspective

• Operation Support System
• Transaction Processing Systems (TPS)
• Process Control Systems (PCS)
• Enterprise Collaboration Systems (ECS)
• Management Support System
• Management Information Systems (MIS)
• Decision Support Systems (DSS)
• Executive Support Systems (ESS)
• Others
• Knowledge Work Systems (KWS)
• Expert Systems
• Strategic Information Systems
• Functional Business Systems
• Office Systems

3
Process Control Systems (PCS)

• Monitor and control physical processes
• Enhance team and work group communications and
  productivity
• Include applications called office automation
  systems

Enterprise Collaboration Systems
4
Management Information System (MIS)

• Structured and semi-structured decisions
• Report control oriented
• Not flexible, little analytical capabilities
• Past and present data
• Lengthy design process

5
Management Information System (MIS)

• Provide information in the form of reports and
  display to managers
• Management level
• Inputs High volume data
• Processing Simple models
• Outputs Summary reports
• Users Middle managers
• Example Annual budgeting

6
Management Information System (MIS)

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Decision Support System (DSS)

• Non-routine decision making
• Address unique and rapidly changing problems
• Use information from TPS, MIS and at times from
  external sources
• User-friendly

8
Decision Support System (DSS)

• Give direct computer support to managers during
  the decision-making process
• Management level
• Inputs Low volume data
• Processing Interactive
• Outputs Decision analysis
• Users Professionals, staff
• Example What-if analysis

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Decision Support System (DSS)

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Executive Support System (ESS)

• Provide critical information from a wide variety
  of internal and external sources in easy-to-use
  displays to managers
• Strategic level
• Inputs Aggregate data
• Processing Interactive
• Outputs Projections
• Users Senior managers
• Example 5-year operating plan

11
Executive Support System (ESS)

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Executive Support System (ESS)

• Strategic Issues and long term trends
• Address decisions requiring judgment and
  evaluation
• Top level management
• Information is delivered through portal
• Very expensive to keep up
• Extensive support staff

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Relationship of Systems
14
References

• Handout from Management Information Systems,
  Managing the Digital Firm, 10th Edition, Laudon.
  Chapter 2

15

• ASSIGNMENT 1
• Prepare a report on the following systems
• Knowledge Work Systems (KWS)
• Expert Systems
• Strategic Information Systems
• Functional Business Systems

16

• ASSIGNMENT 1
• Your report should be supported by
• System Benefits
• System Inputs, Outputs, Users, Processes
• Systems diagrams
• Examples
• References

Due date 9th August, 2008