Database Processing for BIS Business Intelligence (BI) systems do not obtain data from operational databases. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS RFM analysis uses customer's purchasing patterns to ________ . perform OLAP predict future sales using regression techniques analyze and rank customers record transactions perform OLAP predict future sales using regression techniques analyze and rank customers record transactions ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS The data warehouse DBMS needs to be the same DBMS used for the operational database. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Data warehouse data are usually normalized. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS A BI reporting system does not ________ . deliver information to users on a timely basis use statistical procedures to predict future events use disparate data sources create meaningful information deliver information to users on a timely basis use statistical procedures to predict future events use disparate data sources create meaningful information ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS We have been given access to the company's operational data, and have been asked to produce a report. We discover that some of the data we need are in an SQL server database while other needed data are in a separate Oracle database. This is an example of ________ . dirty data inconsistent data non-integrated data a "wrong format" problem dirty data inconsistent data non-integrated data a "wrong format" problem ANSWER DOWNLOAD EXAMIANS APP
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