Database Processing for BIS Data mining applications are used accomplish which of the following tasks? Process transactions only Do both RFM and what-if analysis Do RFM analysis only Do what-if analysis only Process transactions only Do both RFM and what-if analysis Do RFM analysis only Do what-if analysis only 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-integrated data Non-duplicated data Missing values Dirty data Non-integrated data Non-duplicated data Missing values ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In OLAP, we are interested in ________ . levels only measures and dimensions measures only dimensions only levels only measures and dimensions measures only dimensions only ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS A BI reporting system does not ________ . use disparate data sources deliver information to users on a timely basis create meaningful information use statistical procedures to predict future events use disparate data sources deliver information to users on a timely basis create meaningful information use statistical procedures to predict future events 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 ________ . a "wrong format" problem inconsistent data non-integrated data dirty data a "wrong format" problem inconsistent data non-integrated data dirty data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In a common form of RFM analysis, customers are sorted in five groups and given a score of 1 to 5 depending on their group. False True False True ANSWER DOWNLOAD EXAMIANS APP
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