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Question

Which of the following is NOT a part of data transformation?

a.

Sorting and merging of data

b.

Standardization of data elements

c.

Combining pieces of data from different sources

d.

Purging source data

Answer: (d).Purging source data Explanation:Data transformation typically involves cleaning, standardization, combining, and summarizing data, but not purging source data.

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Q. Which of the following is NOT a part of data transformation?

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