Database Processing for BIS Which of the following is not a reason that operational data are difficult to read? Non-duplicated data Missing values Dirty data Non-integrated data Non-duplicated data Missing values Dirty data Non-integrated data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Most operational databases can be used for many BI applications. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a component of a data warehouse? Data warehouse data Data extraction/cleaning/preparation programs None of these Data metadata Data warehouse data Data extraction/cleaning/preparation programs None of these Data metadata ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS One popular classification technique in Business Intelligence (BI) reporting is ________ . cluster analysis only both cluster analysis and regression analysis regression analysis only RFM analysis only cluster analysis only both cluster analysis and regression analysis regression analysis only RFM analysis only ANSWER DOWNLOAD EXAMIANS APP
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 Read and process data from an operational database Process data purchased from data vendors Process extracts from operational databases Process transactions Read and process data from an operational database Process data purchased from data vendors ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In unsupervised data mining, explanations are created after patterns are found. False True False True ANSWER DOWNLOAD EXAMIANS APP
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