Data Warehousing A goal of data mining includes which of the following? To confirm that data exists To analyze data for expected relationships To explain some observed event or condition To create a new data warehouse To confirm that data exists To analyze data for expected relationships To explain some observed event or condition To create a new data warehouse ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The load and index is which of the following? 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 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 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 stored in one operational system in the organization. Data that has been selected and formatted for end-user support applications. Data stored in the various operational systems throughout the organization. Current data intended to be the single source for all decision support systems. Data stored in one operational system in the organization. Data that has been selected and formatted for end-user support applications. Data stored in the various operational systems throughout the organization. ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data transformation includes which of the following? Joining data from one source into various sources of data A process to change data from a detailed level to a summary level Separating data from one source into various sources of data A process to change data from a summary level to a detailed level Joining data from one source into various sources of data A process to change data from a detailed level to a summary level Separating data from one source into various sources of data A process to change data from a summary level to a detailed level ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Fact tables are which of the following? Partially denoralized Partially normalized Completely normalized Completely denoralized Partially denoralized Partially normalized Completely normalized Completely denoralized ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Periodic data are data that are physically altered once added to the store. True False True False ANSWER DOWNLOAD EXAMIANS APP
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