Data Warehousing Most operational systems are based on the use of transient data. True False True False 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 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 ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Periodic data are data that are physically altered once added to the store. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data transformation includes which of the following? A process to change data from a summary level to a detailed level Joining data from one source into various sources of data Separating data from one source into various sources of data A process to change data from a detailed level to a summary level A process to change data from a summary level to a detailed level Joining data from one source into various sources of data Separating data from one source into various sources of data A process to change data from a detailed level to a summary level ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A snowflake schema is which of the following types of tables? All of these Helper Dimension Fact All of these Helper Dimension Fact ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Independent data marts are often created because an organization focuses on a series of short-term business objectives. False True False True ANSWER DOWNLOAD EXAMIANS APP
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