Database Processing for BIS The data warehouse DBMS needs to be the same DBMS used for the operational database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS A data mart is a collection of data that, while smaller than a data warehouse, still addresses the entire business. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In OLAP, we are interested in ________ . dimensions only levels only measures only measures and dimensions dimensions only levels only measures only measures and dimensions ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a reason that operational data are difficult to read? Non-integrated data Dirty data Missing values Non-duplicated data Non-integrated data Dirty data Missing values Non-duplicated data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS RFM analysis uses customer's purchasing patterns to ________ . predict future sales using regression techniques record transactions analyze and rank customers perform OLAP predict future sales using regression techniques record transactions analyze and rank customers perform OLAP ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS OLAP uses measures, dimensions and associations. False True False True ANSWER DOWNLOAD EXAMIANS APP
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