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Information and Decision Support Systems. Chapter 6 October 22. TPS, MIS/DSS, and AI/ES. Management Information Systems. Provide routine information to managers in the functional areas Provide information in exception reports and ad hoc (demand) reports Terminology
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Information and Decision Support Systems Chapter 6 October 22
TPS, MIS/DSS, and AI/ES BUS 311: Fall 2003
Management Information Systems • Provide routine information to managers in the functional areas • Provide information in exception reports and ad hoc (demand) reports • Terminology • Originally: ’MIS’ used for everything having to do with IT and IS • Today: ’MIS’ used for this type of system (except in a few universities!) • MIS gets input from TPS BUS 311: Fall 2003
Management Information System BUS 311: Fall 2003
Sources of Managerial Information BUS 311: Fall 2003
Guidelines for Developing MIS Reports BUS 311: Fall 2003
Decision Support Systems • Support for Problem-Solving Phases • Different Decision Frequencies • One-time: ad hoc DSS • Repetitive: Institutional DSS • Different Problem Structures • Highly structued vs. Semi or unstructured • Support for Various Decision-Making Levels • Operational, tactical, strategic BUS 311: Fall 2003
Decision Making Level BUS 311: Fall 2003
Problem Type Users Support Emphasis Approach System Speed Output Development DSSs versus MISs BUS 311: Fall 2003
BUS 311: Fall 2003 Book, p. 238
Model of a DSS • Financial Models • Statistical Analysis Models • Graphical Models • Project Management Models BUS 311: Fall 2003
Group Decision Support System • Software application that consists of most elements in a DSS, plus software needed to provide effective support in a group decision making • Special design • Ease of use • Flexibility • Decision-making support • Anonymous input • Reduction of negative group behavior • Parallel communication • Automated record keeping BUS 311: Fall 2003
GDSS Configuration BUS 311: Fall 2003
GDSS Alternatives BUS 311: Fall 2003
GDSS Decision Room BUS 311: Fall 2003
Executive Support System • Tailored to individual executives • Easy to use • Drill down capabilities • Support need for external data • Can help when uncertainty is high • Future-oriented • Linked to value-added processes • Support for • defining an overall vision • strategic planning • strategic organizing and staffing • strategic control • crisis management BUS 311: Fall 2003
Thursday Relational DB Appendix Due: Tutorial 6 Tuesday Intelligent/Advanced Systems Chapter 7 Coming up BUS 311: Fall 2003