Database Processing for BIS In OLAP, we are interested in ________ . dimensions only measures only measures and dimensions levels only dimensions only measures only measures and dimensions levels only 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 Non-integrated data Non-duplicated data Dirty data Missing values Non-integrated data Non-duplicated data 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 four videos for rent -- Video A, Video B, Video C and Video D. The probability that Video D will be rented given that Video C has been rented is known as ________ . the basic probability support lift confidence the basic probability support lift confidence ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS One popular classification technique in Business Intelligence (BI) reporting is ________ . cluster analysis only regression analysis only both cluster analysis and regression analysis RFM analysis only cluster analysis only regression analysis only both cluster analysis and regression analysis RFM analysis only 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 ________ . Has ordered recently, orders frequently, but doesn't place 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, and places 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, but doesn't place 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, and places a large order when she orders. Hasn't ordered recently, orders infrequently, and doesn't place a large order when she orders. ANSWER DOWNLOAD EXAMIANS APP
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