Database Processing for BIS Which of the following is an unsupervised data mining technique? Regression Analysis only Cluster analysis only Both Regression Analysis and RFM Analysis RFM Analysis only Regression Analysis only Cluster analysis only Both Regression Analysis and RFM Analysis RFM Analysis only 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 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
Database Processing for BIS The "curse of dimensionality" relates to which problem of using operational data for BI reporting? Dirty data Non-integrated data Too much data Inconsistent data Dirty data Non-integrated data Too much data Inconsistent data 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 data purchased from data vendors Process transactions Read and process data from an operational database Process extracts from operational databases Process data purchased from data vendors Process transactions Read and process data from an operational database ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Report types include static, dynamic, query and OLAP. False True False True ANSWER DOWNLOAD EXAMIANS APP
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