Database Processing for BIS Business Intelligence (BI) reporting systems are used to make sophisticated mathematical and statistical calculations in order to prepare reports based on the data. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS A BI reporting system does not ________ . create meaningful information use disparate data sources use statistical procedures to predict future events deliver information to users on a timely basis create meaningful information use disparate data sources use statistical procedures to predict future events deliver information to users on a timely basis 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 ________ . support lift confidence the basic probability support lift confidence the basic probability ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Business Intelligence (BI) systems do not obtain their data by which of the following means? Read and process data from an operational database Process data purchased from data vendors Process transactions Process extracts from operational databases Read and process data from an operational database Process data purchased from data vendors Process transactions Process extracts from operational databases ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a component of a data warehouse? Data metadata None of these Data warehouse data Data extraction/cleaning/preparation programs Data metadata None of these Data warehouse data Data extraction/cleaning/preparation programs ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a reason that operational data are difficult to read? Non-integrated data Non-duplicated data Dirty data Missing values Non-integrated data Non-duplicated data Dirty data Missing values ANSWER DOWNLOAD EXAMIANS APP
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