In data warehousing what is time-variant data?

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Mr. Dubey

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📊 Data Mining and Data Warehouse

Q. In data warehousing what is time-variant data?

(A) data in the warehouse is only accurate and valid at some point in time or over time interval
(B) data in the warehouse is always accurate and valid
(C) data in the warehouse is not accurate
(D) data in the warehouse is only accurate sometimes

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✅ Correct Answer: (A) data in the warehouse is only accurate and valid at some point in time or over time interval

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