Multiple choice The output of EX-NOR gate is 1, when A = 1 and B = 0 A = 0 and B = 0 A = 1 and B = 1 Both 2 and 3 Reveal answer Fill a bubble to check yourself D Correct answer Explanation Yes, the output of EX-NOR gate is 1 when both the options 3 and 4 follow. Yes, the output of EX-NOR gate is 1 when both the options 3 and 4 follow.