Database Processing for BIS Data warehouse data are usually normalized. 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 Which of the following is not a reason that operational data are difficult to read? Dirty data Non-duplicated data Non-integrated data Missing values Dirty data Non-duplicated data Non-integrated data Missing values ANSWER DOWNLOAD EXAMIANS APP
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 OnLine Analytical Processing (OLAP) is a BI reporting system. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is an unsupervised data mining technique? Both Regression Analysis and RFM Analysis RFM Analysis only Cluster analysis only Regression Analysis only Both Regression Analysis and RFM Analysis RFM Analysis only Cluster analysis only Regression Analysis only ANSWER DOWNLOAD EXAMIANS APP
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