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 Transient data is which of the following? Data that are never deleted once they have been added Data in which changes to existing records cause the previous version of the records to be eliminated Data that are never altered or deleted once they have been added Data in which changes to existing records do not cause the previous version of the records to be eliminated Data that are never deleted once they have been added Data in which changes to existing records cause the previous version of the records to be eliminated Data that are never altered or deleted once they have been added Data in which changes to existing records do not cause the previous version of the records to be eliminated ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A data warehouse is which of the following? Contains numerous naming conventions and formats. Contains only current data. Organized around important subject areas. Can be updated by end users. Contains numerous naming conventions and formats. Contains only current data. Organized around important subject areas. Can be updated by end users. ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Fact tables are which of the following? Completely denoralized Completely normalized Partially denoralized Partially normalized Completely denoralized Completely normalized Partially denoralized Partially normalized ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The load and index is which of the following? 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 A process to load the data in the data warehouse and to create the necessary indexes ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A snowflake schema is which of the following types of tables? All of these Dimension Fact Helper All of these Dimension Fact Helper ANSWER DOWNLOAD EXAMIANS APP
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