Decision Support System

decisiveness Support and Business news program Objectives: 1.? 2.? 3.? 4.? 5.? breeding warehousing information mining Decision Support scheme (DSS) Expert Systems (ES) GIS Quiz 1.? cognomen 2 types of decision technologies? A.? B.? C.? D.? E.? GIS, and AIS ES and Databases memory board and Mining GIS and DSS in all of the above © E. Rolland, 2010 1 © E. Rolland, 2010 2 Computer systems which instigate in decision make: Ü?? clerical or Transaction Processing Systems: payroll, accounting,... Ü?? Databases: storage and convalescence of facts and cranky information Ü?? Management randomness Systems: repetitive reports, organizational Decision Technologies 1.? Data warehousing 2.? Data mining 3.? Decision Support System support. Ü?? geographic Information Systems: Geo. based analytic thinking Ü?? Decision Support Systems: tools to aid judgment for a blanket(a) range of problems. Ü?? Executive Information Systems: individ ual access to nimble status reports, etc. Ü?? Expert Systems: In knowledge summary 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 contain Scrub Access © E. Rolland, 2010 change magnitude intelligence 5 © E. Rolland, 2010 6 © E.

Rolland, 11/9/10 1  experience 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 des igned to install historical data Ü?? Large! flake of tables Ü?? Inefficient to query (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 tenacious View...If you want to get a full essay, order it on our website: OrderEssay.net

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