Database Processing for BIS Business Intelligence (BI) systems do not obtain their data by which of the following means? Process extracts from operational databases Read and process data from an operational database Process transactions Process data purchased from data vendors Process extracts from operational databases Read and process data from an operational database Process transactions Process data purchased from data vendors 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 Too much data Dirty data Non-integrated data Inconsistent data Too much data Dirty data Non-integrated data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Business Intelligence (BI) reporting analyses can be performed using ________ . extensions to SQL only OLAP only standard SQL only both standard SQL and extensions to SQL extensions to SQL only OLAP only standard SQL only both standard SQL and extensions to SQL ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS The reports generated by a reporting system are usually not delivered in which of the following media? Commercial courier service E-Mail Web portal Digital dashboard Commercial courier service E-Mail Web portal Digital dashboard ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Data warehouse data are usually normalized. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Data mining applications are used accomplish which of the following tasks? Do both RFM and what-if analysis Process transactions only Do RFM analysis only Do what-if analysis only Do both RFM and what-if analysis Process transactions only Do RFM analysis only Do what-if analysis only ANSWER DOWNLOAD EXAMIANS APP
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