Which logic gate combines different gates to act as a logical either/or operator?

Which logic gate combines different gates to act as a logical either/or operator?

• A. XOR gate
• B. AND gate
• C. NOR gate
• D. AND-NOR gate

Answer: (A)

The XOR (exclusive OR) gate functions as a logical either/or operator by producing a true output only when the number of true inputs is odd. This means that for two inputs, the output will be true if one input is true and the other is false, but not if both are true or both are false. This characteristic allows the XOR gate to effectively combine different inputs in a way that resembles a logical either/or condition, making it unique among the various logic gates. In contrast, the AND gate requires both inputs to be true to produce a true output, which does not align with the either/or function. The NOR gate, on the other hand, outputs false unless both inputs are false, further distinguishing it from the either/or logic. The AND-NOR gate is a combination of AND and NOR functions but doesn't inherently perform the either/or operation as the XOR gate does. Thus, the XOR gate is the correct choice for representing a logical either/or operator.

The XOR (exclusive OR) gate functions as a logical either/or operator by producing a true output only when the number of true inputs is odd. This means that for two inputs, the output will be true if one input is true and the other is false, but not if both are true or both are false. This characteristic allows the XOR gate to effectively combine different inputs in a way that resembles a logical either/or condition, making it unique among the various logic gates.

In contrast, the AND gate requires both inputs to be true to produce a true output, which does not align with the either/or function. The NOR gate, on the other hand, outputs false unless both inputs are false, further distinguishing it from the either/or logic. The AND-NOR gate is a combination of AND and NOR functions but doesn't inherently perform the either/or operation as the XOR gate does. Thus, the XOR gate is the correct choice for representing a logical either/or operator.