Database Processing for BIS In OLAP, we are interested in ________ . dimensions only measures only levels only measures and dimensions dimensions only measures only levels only measures and dimensions ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS RFM analysis is a BI reporting system. 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
Database Processing for BIS We have done an RFM analysis on our customer data. Mary Jones has a score of "1 1 5". This series means that Mary ________ . Hasn't ordered recently, orders infrequently, but places a large order when she orders. Has ordered recently, orders frequently, but doesn't place a large order when she orders Hasn't ordered recently, orders infrequently, and doesn't place a large order when she orders. Has ordered recently, orders frequently, and places a large order when she orders. Hasn't ordered recently, orders infrequently, but places a large order when she orders. Has ordered recently, orders frequently, but doesn't place a large order when she orders Hasn't ordered recently, orders infrequently, and doesn't place a large order when she orders. Has ordered recently, orders frequently, and places a large order when she orders. 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 Non-duplicated data Missing values Dirty data Non-integrated data Non-duplicated data Missing values Dirty data 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 confidence the basic probability lift support confidence the basic probability lift ANSWER DOWNLOAD EXAMIANS APP
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