Data Warehousing Successful data warehousing requires that a formal program in total quality management (TQM) be implemented. True False True False ANSWER DOWNLOAD EXAMIANS APP
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 Data scrubbing 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 after it is moved into a data warehouse 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 reject data from 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 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 goal of data mining includes which of the following? To explain some observed event or condition To confirm that data exists To analyze data for expected relationships To create a new data warehouse To explain some observed event or condition To confirm that data exists To analyze data for expected relationships To create a new data warehouse ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Every key used to join the fact table with a dimensional table should be a surrogate key. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A star schema has what type of relationship between a dimension and fact table? All of these Many-to-many One-to-one One-to-many All of these Many-to-many One-to-one One-to-many ANSWER DOWNLOAD EXAMIANS APP
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