GATE 2018 Previous Year Paper Solution Question 22 :- Computer Science

In this video question which was asked in the exam of GATE 2018 is discussed.

Question :- Consider the sequential circuit shown in the figure, where both flip flops used are positive edge-triggered D flip-flops.

The number of states in the state transition diagram of the circuit that have a transition back to the same state on some value of “n” is _______.

The solution is given in the video.