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Question

What is the underlying principle of a data warehouse?

a.

To extract raw data

b.

To improve data quality

c.

To make data usable for strategic decision making

d.

To classify data transformations

Answer: (c).To make data usable for strategic decision making Explanation:The underlying principle of a data warehouse is to make data usable for strategic decision making.

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Q. What is the underlying principle of a data warehouse?

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