Data Warehousing Every key used to join the fact table with a dimensional table should be a surrogate key. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Star schema is suited to online transaction processing, and therefore is generally used in operational systems, operational data stores, or an EDW. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data in operational systems are typically fragmented and inconsistent. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Fact tables are which of the following? Partially denoralized Partially normalized Completely normalized Completely denoralized Partially denoralized Partially normalized Completely normalized Completely denoralized ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A data mart is designed to optimize the performance for well-defined and predicable uses. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The @active data warehouse architecture includes which of the following? Near real-time updates Data that can extracted from numerous internal and external sources All of these At least one data mart Near real-time updates Data that can extracted from numerous internal and external sources All of these At least one data mart ANSWER DOWNLOAD EXAMIANS APP