Which statement about durability is FALSE?

2025

Which statement about durability is FALSE?

  1. A.

    Durability guarantees immediate persistence to disk.

  2. B.

    Durability can be compromised by storage media failures.

  3. C.

    Durability requires non-volatile storage of committed data.

  4. D.

    Log-based recovery mechanisms enforce durability.

Attempted by 133 students.

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Correct answer: A

Option A is false because durability ensures committed data persists after transaction completion, not necessarily immediate disk persistence. Modern systems may use write-ahead logs or buffered writes before confirming durability.

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