Decision Support System

decision Support and Business news program Objectives: 1.? 2.? 3.? 4.? 5.? cultivation warehousing info mining Decision Support agreement (DSS) Expert Systems (ES) GIS Quiz 1.? cognomen 2 types of decision technologies? A.? B.? C.? D.? E.? GIS, and AIS ES and Databases entrepot and Mining GIS and DSS in all of the above © E. Rolland, 2010 1 © E. Rolland, 2010 2 Computer systems which instigate in decision fashioning: Ü?? clerical or Transaction Processing Systems: payroll, accounting,... Ü?? Databases: storage and convalescence of facts and cranky information Ü?? Management randomness Systems: repetitive reports, organisational Decision Technologies 1.? Data warehousing 2.? Data mining 3.? Decision Support System support. Ü?? geographic Information Systems: Geo. based abridgment Ü?? Decision Support Systems: tools to aid judgment for a tolerant range of problems. Ü?? Executive Information Systems: individual access t o prompt status reports, etc. Ü?? Expert Systems: In knowledge digest of narrow problems. (DSS) 4.? Expert Systems (ES) 5.? Geographic information Systems (GIS) 3 © E. Rolland, 2010 © E. Rolland, 2010 4 Intelligence Density Learn Discover Transform conflate Scrub Access © E. Rolland, 2010 change magnitude intelligence 5 © E. Rolland, 2010 6 © E.

Rolland, 11/9/10 1  familiarity Discovery in Databases (KDD) © E. Rolland, 2010 7 © E. Rolland, 2010 8 OLTP vs. OLAP Ü?? OLTP Ü??Queries (SQL) frequently generated by IS OLTP systems Ü?? Designed for transaction processing Ü?? Normalized data Ü?? non designed to i nject historical data Ü?? Large flake of t! ables Ü?? Inefficient to dubiousness (require professionals Ü?? OLAP Ü??A collection of (user-friendly) tools used by end-user to access the data warehouse complicated joins) © E. Rolland, 2010 9 © E. Rolland, 2010 10 Benefits of Data Warehousing Ü??Increase workers productivity by Data Warehousing & OLAP: The ordered View...If you want to get a full essay, order it on our website: OrderEssay.net

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