Decision Support System Presented By:- Nitin Chugh
Decision Support Systems:- A decision support system (DSS) is a computer- based information system that supports business or organizational decision-making activities.
Decision Support System The essential flow of information in a DSS.
W Decision Support Systems? hy Data is easily stored and retrieved. Prioritize decisions. Anticipate upcoming decisions. Remember and evaluate past decisions. Provide consistency to decision making. Combines the expertise of human and computer decision making.
Situations were DSS can be used: Inventory control • Business cycle control Sales forecasting • Performance evaluation Cost-benefit analysis • Value analysis Problem diagnosis • Target marketing Option prioritization • Supply Chain integration • Customer tracking Resource allocation • Knowledge management
Components of a DSS Three fundamental components Database management system (DBMS) Model-base management system (MBMS) Dialog generation and management system (DGMS)
Database management system DBMS Data storage User access Organizes data into types Provides logical data structure Lets user know the type of data that is available
Model-base management system MBMS Transforms data from DBMS into useful information Prepare information for decision making
Dialog generation and management systemDGMS User interface for DSS How users extract desired information from DSS.
How DSS’s are being used Health care-- Diagnosing patients Automotive– Emissions testing
How DSS’s are being used Agriculture-- Crop yield Airline– Flight scheduling
Examples of Decision Support Systems OutlookSoft • ERGO webFocus • ERGOV SYBASE • TESS
Conclusion Decision Support Systems can help all types of organizations. DSS’s use the advantages of computers and humans in decision making. DSS’s should be customized to fit the specific needs of your organization.