Database Processing for BIS Business Intelligence (BI) systems fall into two broad categories: reporting and data warehousing. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Data warehouse data are usually normalized. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a reason that operational data are difficult to read? Missing values Dirty data Non-integrated data Non-duplicated data Missing values Dirty data Non-integrated data Non-duplicated data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is an unsupervised data mining technique? RFM Analysis only Regression Analysis only Cluster analysis only Both Regression Analysis and RFM Analysis RFM Analysis only Regression Analysis only Cluster analysis only Both Regression Analysis and RFM Analysis 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 In a common form of RFM analysis, customers are sorted in five groups and given a score of 1 to 5 depending on their group. False True False True ANSWER DOWNLOAD EXAMIANS APP
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