Data Warehousing Every key used to join the fact table with a dimensional table should be a surrogate key. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A data warehouse is which of the following? Can be updated by end users. Contains only current data. Organized around important subject areas. Contains numerous naming conventions and formats. Can be updated by end users. Contains only current data. Organized around important subject areas. Contains numerous naming conventions and formats. ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A goal of data mining includes which of the following? To create a new data warehouse To analyze data for expected relationships To confirm that data exists To explain some observed event or condition To create a new data warehouse To analyze data for expected relationships To confirm that data exists To explain some observed event or condition ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The generic two-level data warehouse architecture includes which of the following? Near real-time updates At least one data mart Data that can extracted from numerous internal and external sources All of these Near real-time updates At least one data mart Data that can extracted from numerous internal and external sources All of these 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 Successful data warehousing requires that a formal program in total quality management (TQM) be implemented. True False True False ANSWER DOWNLOAD EXAMIANS APP
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