Data Warehousing An operational system is which of the following? 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 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 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 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 historical data. 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
Data Warehousing Data in operational systems are typically fragmented and inconsistent. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A snowflake schema is which of the following types of tables? Helper Fact All of these Dimension Helper Fact All of these Dimension ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Reconciled data is which of the following? Current data intended to be the single source for all decision support systems. Data that has been selected and formatted for end-user support applications. Data stored in the various operational systems throughout the organization. Data stored in one operational system in the organization. Current data intended to be the single source for all decision support systems. Data that has been selected and formatted for end-user support applications. Data stored in the various operational systems throughout the organization. Data stored in one operational system in the organization. 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
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