Data Warehousing Data in operational systems are typically fragmented and inconsistent. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The load and index is which of the following? A process to load the data in the data warehouse and to create the necessary indexes A process to upgrade the quality of data after it is moved into a data warehouse 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 load the data in the data warehouse and to create the necessary indexes A process to upgrade the quality of data after it is moved into a data warehouse 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 ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Fact tables are which of the following? Partially denoralized Completely normalized Partially normalized Completely denoralized Partially denoralized Completely normalized Partially normalized Completely denoralized 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data scrubbing can help upgrade data quality; it is not a long-term solution to the data quality problem. False True False True 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. 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. Data stored in the various operational systems throughout the organization. ANSWER DOWNLOAD EXAMIANS APP