Database Processing for BIS Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a reason that operational data are difficult to read? Dirty data Missing values Non-duplicated data Non-integrated data Dirty data Missing values Non-duplicated data Non-integrated data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS OLAP uses measures, dimensions and associations. True False True False 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 ________ . lift the basic probability support confidence lift the basic probability support confidence ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In OLAP, we are interested in ________ . levels only measures only dimensions only measures and dimensions levels only measures only dimensions only measures and dimensions 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 Neither of the above is correct. Process and record transactions only Both of the above are correct. Analyze past and current activities only Neither of the above is correct. Process and record transactions only Both of the above are correct. ANSWER DOWNLOAD EXAMIANS APP
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