Database Processing for BIS Business Intelligence (BI) systems do not obtain their data by which of the following means? Process extracts from operational databases Process transactions Process data purchased from data vendors Read and process data from an operational database Process extracts from operational databases Process transactions Process data purchased from data vendors Read and process data from an operational database ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS We have been given access to the company's operational data, and have been asked to produce a report. We discover that some of the data we need are in an SQL server database while other needed data are in a separate Oracle database. This is an example of ________ . dirty data non-integrated data inconsistent data a "wrong format" problem dirty data non-integrated data inconsistent data a "wrong format" problem 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, 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. 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. 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 ________ . confidence the basic probability support lift confidence the basic probability support lift ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Market basket analysis primarily uses the technique of conditional probabilities. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following are not done by Business Intelligence (BI) systems? Analyze past and current activities only Process and record transactions only Both of the above are correct. Neither of the above is correct. Analyze past and current activities only Process and record transactions only Both of the above are correct. Neither of the above is correct. ANSWER DOWNLOAD EXAMIANS APP
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