Data Warehousing A star schema has what type of relationship between a dimension and fact table? Many-to-many One-to-many One-to-one All of these Many-to-many One-to-many One-to-one All of these ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The extract process is which of the following? Capturing all of the data contained in various decision support systems Capturing a subset of the data contained in various decision support systems Capturing a subset of the data contained in various operational systems Capturing all of the data contained in various operational systems Capturing all of the data contained in various decision support systems Capturing a subset of the data contained in various decision support systems Capturing a subset of the data contained in various operational systems Capturing all of the data contained in various operational systems ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data in the data warehouse are loaded and refreshed from operational systems. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Star schema is suited to online transaction processing, and therefore is generally used in operational systems, operational data stores, or an EDW. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Most operational systems are based on the use of transient data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A data warehouse is which of the following? Contains only current data. Can be updated by end users. Contains numerous naming conventions and formats. Organized around important subject areas. Contains only current data. Can be updated by end users. Contains numerous naming conventions and formats. Organized around important subject areas. ANSWER DOWNLOAD EXAMIANS APP
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