555555555540. A logic circuit whose output is LOW when at least one input is HIGH is a(n) _________ gate. (a) NOR (b) AND (c) NAND (d) exclusive-OR gate
555555555547. A logic circuit that provides a HIGH output for both inputs HIGH or both inputs LOW is a(n): (a) Ex-NOR gate (b) OR gate (c) Ex-OR gate (d) NAND gate
5555555555131. The output of an exclusive-NOR gate is 1. Which input combination is correct? (a) A = 1, B = 0 (b) A = 0, B = 1 (c) A = 0, B = 0 (d) none of the above