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
Data Warehousing Reconciled data is which of the following? Data stored in the various operational systems throughout the organization. Data that has been selected and formatted for end-user support applications. Current data intended to be the single source for all decision support systems. Data stored in one operational system in the organization. Data stored in the various operational systems throughout the organization. Data that has been selected and formatted for end-user support applications. 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 The generic two-level data warehouse architecture includes which of the following? 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 All of these At least one data mart ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Most operational systems are based on the use of transient data. True False True False 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 The load and index is which of the following? A process to reject data from the data warehouse and to create the necessary indexes A process to upgrade the quality of data before it is moved into a data warehouse A process to upgrade the quality of data after it is moved into a data warehouse A process to load the data in the data warehouse and to create the necessary indexes A process to reject data from the data warehouse and to create the necessary indexes A process to upgrade the quality of data before it is moved into a data warehouse A process to upgrade the quality of data after it is moved into a data warehouse A process to load the data in the data warehouse and to create the necessary indexes ANSWER DOWNLOAD EXAMIANS APP
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