Which of the following is NOT a necessary condition for deadlock ?

2026

Which of the following is NOT a necessary condition for deadlock ?

  1. A.

    Mutual exclusion

  2. B.

    Hold and wait

  3. C.

    Preemption

  4. D.

    Circular wait

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Show answer & explanation

Correct answer: C

The four necessary conditions for deadlock are mutual exclusion, hold and wait, no preemption, and circular wait. Preemption is actually the absence of a necessary condition, making it NOT required for deadlock to occur.

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