E7A09 (C)
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
