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
Database Processing for BIS We have Market Basket data for 1,000 rental transactions at a Video Store. There are for videos for rent -- Video A, Video B, Video C and Video D. The probability that both Video C and Video D are rented at the same time is known as ________ . support lift the basic probability confidence support lift the basic probability confidence ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a component of a data warehouse? Data metadata None of these Data warehouse data Data extraction/cleaning/preparation programs Data metadata None of these Data warehouse data Data extraction/cleaning/preparation programs ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS A report generated by a reporting system is delivered to the appropriate users via a user-accessed Web site. This system uses which of the following report modes? RFM Push Pull OLAP RFM Push Pull OLAP 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
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