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Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).

Software & Operating SystemsProcess & Memory Management Basics

Deadlock occurs when:

  1. A.Processes wait indefinitelyCorrect answer
  2. B.A process terminates abnormally
  3. C.Memory is fully utilized
  4. D.CPU switches between processes rapidly

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Quick fact: Deadlock occurs when processes wait indefinitely for resources held by each other, creating a circular wait condition.

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