Database Processing for BIS Which of the following are not done by Business Intelligence (BI) systems? Process and record transactions only Neither of the above is correct. Analyze past and current activities only Both of the above are correct. Process and record transactions only Neither of the above is correct. Analyze past and current activities only Both of the above are correct. ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Business Intelligence (BI) systems fall into two broad categories: reporting and data warehousing. 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 Non-duplicated data Non-integrated data Missing values Dirty data Non-duplicated data Non-integrated data Missing values 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 ________ . non-integrated data inconsistent data a "wrong format" problem dirty data non-integrated data inconsistent data a "wrong format" problem dirty data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS The "curse of dimensionality" relates to which problem of using operational data for BI reporting? Inconsistent data Dirty data Non-integrated data Too much data Inconsistent data Dirty data Non-integrated data Too much data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS One popular classification technique in Business Intelligence (BI) reporting is ________ . RFM analysis only both cluster analysis and regression analysis cluster analysis only regression analysis only RFM analysis only both cluster analysis and regression analysis cluster analysis only regression analysis only ANSWER DOWNLOAD EXAMIANS APP
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