Decision Support Systems Presented By ISTelecomDatacom Department

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Decision Support SystemsPresented By
IS/Telecom/Datacom Department

• Nima Azeri
• Min Lin
• Lixun Zeng

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Outline

• DSS
• GDSS
• ESS
• Comparing Technologies
• Recommendation
• Approach

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DSS (Decision Support Systems)

• MANAGEMENT LEVEL COMPUTER SYSTEM COMBINES
  DATA, MODELS, USER - FRIENDLY SOFTWARE FOR
  SEMISTRUCTURED UNSTRUCTURED DECISION MAKING

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Components Of Decision Support Systems

• Decision Support Systems Database
• Current or historical data from applications or
  groups
• Decision Support Systems Software
• Software tools are used for data analysis
• Model
• Abstract representation

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Advantages and Disadvantages of DSS

• Time saving
• Cost saving
• More structured and relevant information
• Greater availability of information
• More dependable and effective system

• Cost of implementation
• Cost of training
• Cost of integration
• Employee Resistance

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What is GDSS?

• INTERACTIVE COMPUTER-BASED SYSTEM FACILITATES
  SOLUTION OF UNSTRUCTURED PROBLEMS BY DECISION
  MAKERS WORKING AS GROUP

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Advantage of GDSS

• Affect group productivity and effectiveness in
  several ways
• Enables parallel communication between group
  members. Every group member can contribute
  simultaneously and in parallel.
• Offers an equal and anonymous opportunity to
  contribute ideas and opinions.
• Eliminates too big domination of participants in
  meeting.
• Makes it is possible to find out rapidly the
  agreed and disagreed opinions of group members.
• Helps to manage the schedule and agenda of the
  meeting.
• Provides the effective automatic electronic
  document capacities.

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Disadvantages of GDSS

• Supporting in a flexible way a wide range of
  group decisions for the latest emerging
  organizational phenomena is the main challenge of
  the GDSS.
• Has to exhibit sufficient flexibility to support
  decisional process in very dynamic setting.

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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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Advantages of ESS

• Drill down ability which enables moving down from
  summary to lower levels of detail
• Designed for specific needs of a CEO and has an
  extensive support staff
• Executive has 24 hour per day ability to examine
  control progress throughout the organization.
• Flexible system that enables executives to
  analyze compare and highlight trends
• Timeliness and availability of data allows prompt
  action

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Recommendation

• Implement GDSS and ESS
• But we need to purchase the system and in the
  meantime modify it with the help of the software
  company to meet our requirements
• COGNOS! Since its the largest database company

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What can go wrong?

• Employee resistance to change
• No vendor can guarantee that the system once it
  is built will really provide useful, decision
  relevant information
• Evaluation team must accept collective
  responsibility for the success of the project
• What you pay is what you get!
• System has to be modified for petPros specific
  needs.

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• Thank You!
• Questions?