Database Processing for BIS The "curse of dimensionality" relates to which problem of using operational data for BI reporting? Too much data Non-integrated data Dirty data Inconsistent data Too much data Non-integrated data Dirty data Inconsistent data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In OLAP, we are interested in ________ . levels only measures only measures and dimensions dimensions only levels only measures only measures and dimensions dimensions only ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS A BI reporting system does not ________ . create meaningful information deliver information to users on a timely basis use disparate data sources use statistical procedures to predict future events create meaningful information deliver information to users on a timely basis use disparate data sources use statistical procedures to predict future events ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS OnLine Analytical Processing (OLAP) is a BI reporting system. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Business Intelligence (BI) reporting analyses can be performed using ________ . standard SQL only OLAP only both standard SQL and extensions to SQL extensions to SQL only standard SQL only OLAP only both standard SQL and extensions to SQL extensions to SQL only ANSWER DOWNLOAD EXAMIANS APP