Information and Decision Support Systems Chapter 6 October 22
BUS 311: Fall TPS, MIS/DSS, and AI/ES
BUS 311: Fall 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 Management Information System
BUS 311: Fall Sources of Managerial Information
BUS 311: Fall Guidelines for Developing MIS Reports
BUS 311: Fall 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 Decision Making Level
BUS 311: Fall DSSs versus MISs Problem Type Users Support Emphasis Approach System Speed Output Development
BUS 311: Fall Book, p. 238
BUS 311: Fall Model of a DSS Financial Models Statistical Analysis Models Graphical Models Project Management Models
BUS 311: Fall 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 GDSS Configuration
BUS 311: Fall GDSS Alternatives
BUS 311: Fall GDSS Decision Room
BUS 311: Fall 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 Coming up Thursday Relational DB Appendix Due: Tutorial 6 Tuesday Intelligent/Advanced Systems Chapter 7