Most operational databases can be used for many BI applications. False True TRUE ANSWER : ? YOUR ANSWER : ?
Business Intelligence (BI) systems do not obtain their data by which of the following means? Process extracts from operational databases Process data purchased from data vendors Read and process data from an operational database Process transactions TRUE ANSWER : ? YOUR ANSWER : ?
Business Intelligence (BI) systems do not obtain data from operational databases. False True TRUE ANSWER : ? YOUR ANSWER : ?
A data warehouse is a database system that is optimized for operational transaction processing. False True TRUE ANSWER : ? YOUR ANSWER : ?
A BI reporting system does not ________ . use statistical procedures to predict future events use disparate data sources create meaningful information deliver information to users on a timely basis TRUE ANSWER : ? YOUR ANSWER : ?
The reports generated by a reporting system are usually not delivered in which of the following media? Digital dashboard Commercial courier service E-Mail Web portal TRUE ANSWER : ? YOUR ANSWER : ?
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, and 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. 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 confidence support the basic probability TRUE ANSWER : ? YOUR ANSWER : ?
Market basket analysis primarily uses the technique of conditional probabilities. False True TRUE ANSWER : ? YOUR ANSWER : ?