Data Warehousing Data scrubbing 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 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 reject data from the data warehouse and to create the necessary indexes A process to load the data in 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 reject data from the data warehouse and to create the necessary indexes ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The extract process is which of the following? Capturing all of the data contained in various decision support systems Capturing all of the data contained in various operational systems Capturing a subset of the data contained in various operational systems Capturing a subset of the data contained in various decision support systems Capturing all of the data contained in various decision support systems Capturing all of the data contained in various operational systems Capturing a subset of the data contained in various operational systems Capturing a subset of the data contained in various decision support systems ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data in operational systems are typically fragmented and inconsistent. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A multifield transformation does which of the following? Converts data from one field into multiple fields All of these Converts data from multiple fields into one field Converts data from multiple fields into multiple fields Converts data from one field into multiple fields All of these Converts data from multiple fields into one field Converts data from multiple fields into multiple fields ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A snowflake schema is which of the following types of tables? Fact All of these Dimension Helper Fact All of these Dimension Helper ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data in the data warehouse are loaded and refreshed from operational systems. True False True False ANSWER DOWNLOAD EXAMIANS APP
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