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 The generic two-level data warehouse architecture includes which of the following? At least one data mart All of these Data that can extracted from numerous internal and external sources Near real-time updates At least one data mart All of these Data that can extracted from numerous internal and external sources Near real-time updates ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing An operational system is which of the following? A system that is used to run the business in real time and is based on current data. A system that is used to support decision making and is based on historical data. A system that is used to run the business in real time and is based on historical data. A system that is used to support decision making and is based on current data. A system that is used to run the business in real time and is based on current data. A system that is used to support decision making and is based on historical data. A system that is used to run the business in real time and is based on historical data. A system that is used to support decision making and is based on current data. ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Fact tables are which of the following? Partially normalized Completely denoralized Completely normalized Partially denoralized Partially normalized Completely denoralized Completely normalized Partially denoralized ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Both status data and event data can be stored in a database. False True False True 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
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