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Question 895: Data scrubbing is which of the following?
tcs
wipro
infosys
general
aptitude
data-warehousing
database
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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 after it is moved into a data warehouse
A process to upgrade the quality of data before it is moved into a data warehouse
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