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
Database Processing for BIS Which of the following is not a reason that operational data are difficult to read? Missing values Non-duplicated data Dirty data Non-integrated data Missing values Non-duplicated data Dirty data Non-integrated data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS A data mart is a collection of data that, while smaller than a data warehouse, still addresses the entire business. False True False True 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? Non-integrated data Inconsistent data Dirty data Too much data Non-integrated data Inconsistent data Dirty data Too much data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Business Intelligence (BI) reporting analyses can be performed using ________ . 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 extensions to SQL only ANSWER DOWNLOAD EXAMIANS APP