Loading...

Loading, please wait...

ExamDost Practice Questions

Practice over 1000+ GATE-level questions from this topic!

Designed to match the latest GATE pattern with topic-wise precision, difficulty tagging, and detailed solutions.

Q#1 Sequential Circuits GATE EE 2021 MCQ +2 marks -0.66 marks

A counter is constructed with three D flip-flops. The input-output pairs are named (D0, Q0), (D1, Q1), and (D2, Q2), where the subscript 0 denotes the least significant bit. The output sequence is desired to be the Gray-code sequence 000, 001, 011, 010, 110, 111, 101, and 100, repeating periodically. Note that the bits are listed in the Q2 Q1 Q0 format. The combinational logic expression for D1 is

Q2Q1Q0

Explanation:

D1 = Σm (1, 2, 3, 6)

Browse Practice Questions by Chapters / Topics in Browse Practice Questions by Chapters / Topics in GATE Electrical Engineering
Total Questions

Attempted

% Attempted

Correct

% Correct

Topic Questions Attempted Correct
Network Analysis 208 0 0
Signals and Systems 21 0 0
Control Systems 18 0 0
Analog Electronics 10 0 0
Digital Electronics 138 0 0
Electrical Machines 17 0 0
Power Electronics 17 0 0
Power Systems 18 0 0
EMFT EE 8 0 0
Measurement 6 0 0
Engineering Mathematics 27 0 0
General Aptitude 104 0 0