Data Warehousing Data in the data warehouse are loaded and refreshed from operational systems. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Transient data is which of the following? Data that are never altered or deleted once they have been added Data in which changes to existing records cause the previous version of the records to be eliminated Data in which changes to existing records do not cause the previous version of the records to be eliminated Data that are never deleted once they have been added Data that are never altered or deleted once they have been added Data in which changes to existing records cause the previous version of the records to be eliminated Data in which changes to existing records do not cause the previous version of the records to be eliminated Data that are never deleted once they have been added ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Independent data marts are often created because an organization focuses on a series of short-term business objectives. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Static extract is used for ongoing warehouse maintenance. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The generic two-level data warehouse architecture includes which of the following? 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 Near real-time updates Data that can extracted from numerous internal and external sources ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Joining is the process of partitioning data according to predefined criteria. False True False True ANSWER DOWNLOAD EXAMIANS APP
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