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Question

What does "data of revisions" or "incremental data capture" involve in the context of data extraction for a data warehouse?

a.

Capturing all historical data.

b.

Capturing only the latest data.

c.

Capturing revisions since the last extraction.

d.

Capturing data with deferred updates.

Answer: (c).Capturing revisions since the last extraction. Explanation:"Data of revisions" or "incremental data capture" involves capturing revisions that have occurred since the last data extraction.

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Q. What does "data of revisions" or "incremental data capture" involve in the context of data extraction for a data warehouse?

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