Data Warehousing Star schema is suited to online transaction processing, and therefore is generally used in operational systems, operational data stores, or an EDW. True False True False 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 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 snowflake schema is which of the following types of tables? Fact Dimension Helper All of these Fact Dimension Helper All of these ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Reconciled data is which of the following? Data that has been selected and formatted for end-user support applications. Data stored in the various operational systems throughout the organization. Current data intended to be the single source for all decision support systems. Data stored in one operational system in the organization. Data that has been selected and formatted for end-user support applications. Data stored in the various operational systems throughout the organization. Current data intended to be the single source for all decision support systems. Data stored in one operational system in the organization. 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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