Robotics & Artificial Intelligence

Which of the following is a unary operator?

  1. AND
  2. OR
  3. NOT
  4. NOR

Computing Evolution

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Answer

NOT

Reason — NOT is a unary operator because it operates on only one input signal. It inverts the value of its operand — if the operand is True, it returns False and vice-versa. Hence, the NOT gate is also called the unary gate.

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