Flip-Flops - Technical MCQs

Q1:

If both inputs of an S-R flip-flop are LOW, what will happen when the clock goes high?

A No change will occur in the output.

B An invalid state will exist.

C The output will toggle.

D The output will reset.

ANS:A - No change will occur in the output.

S R Q
0 1 no change
0 1 0
1 0 1
1 1 invalid