E7A09 : What logical operation is performed by a two-input exclusive NOR gate?
A
It produces a 0 at its output only if all inputs are 0
B
It produces a 1 at its output only if all inputs are 1
C
It produces a 0 at its output if one and only one of its inputs is 1
D
It produces a 1 at its output if one and only one input is 1
Correct Answer: It produces a 0 at its output if one and only one of its inputs is 1