A data mart is a collection of data that, while smaller than a data warehouse, still addresses the entire business. True False TRUE ANSWER : ? YOUR ANSWER : ?
One popular classification technique in Business Intelligence (BI) reporting is ________ . RFM analysis only regression analysis only cluster analysis only both cluster analysis and regression analysis TRUE ANSWER : ? YOUR ANSWER : ?
In OLAP, we are interested in ________ . levels only dimensions only measures and dimensions measures only 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 ________ . lift support the basic probability confidence TRUE ANSWER : ? YOUR ANSWER : ?
The "curse of dimensionality" relates to which problem of using operational data for BI reporting? Dirty data Non-integrated data Inconsistent data Too much data TRUE ANSWER : ? YOUR ANSWER : ?
The reports generated by a reporting system are usually not delivered in which of the following media? E-Mail Digital dashboard Commercial courier service Web portal 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. True False TRUE ANSWER : ? YOUR ANSWER : ?
Business Intelligence (BI) reporting analyses can be performed using ________ . both standard SQL and extensions to SQL standard SQL only OLAP only extensions to SQL only TRUE ANSWER : ? YOUR ANSWER : ?