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

Posted under Data Warehousing and OLAP

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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