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Question

What happens when changes occur to transformation functions in a data warehouse that uses transformation tools?

a.

Changes must be manually updated in the transformation tool

b.

Changes are automatically adjusted by the tool

c.

Changes require the creation of in-house programs

d.

Changes do not affect the data transformation process

Answer: (b).Changes are automatically adjusted by the tool Explanation:When changes occur to transformation functions in a data warehouse using transformation tools, the changes are automatically adjusted by the tool, as the tool stores metadata.

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Q. What happens when changes occur to transformation functions in a data warehouse that uses transformation tools?

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