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Question

Why is data transformation in a data warehouse more complex than conversion functions for operational systems?

a.

Data transformation only involves field-to-field conversion.

b.

Data transformation is a one-time process.

c.

Data transformation occurs less frequently.

d.

Data transformation encompasses various tasks and types.

Answer: (d).Data transformation encompasses various tasks and types. Explanation:Data transformation in a data warehouse is more complex because it involves various tasks and types, not just field-to-field conversion.

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Q. Why is data transformation in a data warehouse more complex than conversion functions for operational systems?

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