Database Processing for BIS Which of the following is an unsupervised data mining technique? RFM Analysis only Cluster analysis only Regression Analysis only Both Regression Analysis and RFM Analysis RFM Analysis only Cluster analysis only Regression Analysis only Both Regression Analysis and RFM Analysis ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Data warehouse data are usually normalized. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Formatting the report is part of authoring a report. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS The "curse of dimensionality" relates to which problem of using operational data for BI reporting? Too much data Dirty data Inconsistent data Non-integrated data Too much data Dirty data Inconsistent data Non-integrated data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Business Intelligence (BI) reporting systems cannot do which of the following operations? Modify data Both filter and group data Filter data Group data Modify data Both filter and group data Filter data Group data ANSWER DOWNLOAD EXAMIANS APP
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. False True False True ANSWER DOWNLOAD EXAMIANS APP
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