In OLAP, we are interested in ________ . measures and dimensions measures only dimensions only levels only TRUE ANSWER : ? YOUR ANSWER : ?
The delivery function of a report management system allows reports to be delivered via e-mail, via the Web, via XML Web services, via hand delivery and other delivery means. False True TRUE ANSWER : ? YOUR ANSWER : ?
One popular classification technique in Business Intelligence (BI) reporting is ________ . both cluster analysis and regression analysis cluster analysis only regression analysis only RFM analysis only TRUE ANSWER : ? YOUR ANSWER : ?
Business Intelligence (BI) systems fall into two broad categories: reporting and data warehousing. False True TRUE ANSWER : ? YOUR ANSWER : ?
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 ________ . support the basic probability confidence lift TRUE ANSWER : ? YOUR ANSWER : ?
BI reporting systems summarize the current status of business activities in order to predict future activities. True False TRUE ANSWER : ? YOUR ANSWER : ?
Market basket analysis primarily uses the technique of conditional probabilities. False True TRUE ANSWER : ? YOUR ANSWER : ?
Business Intelligence (BI) reporting systems cannot do which of the following operations? Group data Modify data Both filter and group data Filter data TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not a component of a data warehouse? Data metadata Data extraction/cleaning/preparation programs Data warehouse data None of these TRUE ANSWER : ? YOUR ANSWER : ?