US CMA Part 1 · Chapter 5 · Question 18 of 23
Under a grandfather-father-son backup arrangement, what is retained?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: B) Several successive generations of backup files, so that earlier versions can be used to recreate current data if the latest backup is damaged
Explanation
Grandfather-father-son retains three generations of master files and transaction data. If the latest (son) file is corrupted, the father file can be updated with subsequent transactions to recreate it, and the grandfather provides a further layer of protection.
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