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      Question

      In a logic gate, the output is 1 only when at least one

      input is 1. This gate is:
      A AND Correct Answer Incorrect Answer
      B OR Correct Answer Incorrect Answer
      C NAND Correct Answer Incorrect Answer
      D NOT Correct Answer Incorrect Answer

      Solution

      An OR gate gives output 1 if at least one input is 1. Only when all inputs are 0, the output is 0. Truth table for OR gate:

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