フリー問題

問題文

One workload has to be taken every four hours with a short keeping period and once a month with a long one. Both must live under one policy. Which pairing states how?

選択肢

1. What makes both possible under one policy is giving each requirement its own schedule record inside it, and what makes the two keeping periods possible is setting the readback level the administrator attaches to each of them.
2. What makes both possible under one policy is giving each requirement its own servotrack record inside it, and what makes the two keeping periods possible is setting the readback level the administrator attaches to each of them.
3. What makes both possible under one policy is giving each requirement its own schedule record inside it, and what makes the two keeping periods possible is setting the retaining level the administrator attaches to each of them.
4. What makes both possible under one policy is giving each requirement its own servotrack record inside it, and what makes the two keeping periods possible is setting the retaining level the administrator attaches to each of them.