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In asynchronous circuits, which of the following best explains a dynamic hazard

  1. Output changes several times for a single change in an input
  2. Output changes to a different state for a single change in an input
  3. Output changes momentarily when it is supposed to remain constant for a single change in an input
  4. None of the above
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A dynamic hazard is the possibility of an output changing more than once as a result of a single input change.

Hence option A is correct.
Answer:

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