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Question

Deferred data extraction techniques differ from immediate extraction techniques in that they:

a.

Capture data in real-time

b.

Capture data after a certain date and time stamp

c.

Compare source data snapshots

d.

Use database triggers for extraction

Answer: (c).Compare source data snapshots Explanation:Deferred data extraction techniques capture changes by comparing source data snapshots at a later time.

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Q. Deferred data extraction techniques differ from immediate extraction techniques in that they:

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