1

GATE ECE 2003

MCQ (Single Correct Answer)

+2

-0.6

A 4 bit ripple counter and a 4 bit synchronous counter are made using flip-flops having a propagation delay of 10 ns each. If the worst case delay in the ripple counter and the synchronous counter be R and S respectively, then

2

GATE ECE 2001

MCQ (Single Correct Answer)

+2

-0.6

The digital block in the figure is realized using two positive edge triggered D flip-flops. Assume that for t < t

_{0}, Q_{1}= Q_{2}=0. The circuit in the digital block is given by3

GATE ECE 2000

MCQ (Single Correct Answer)

+2

-0.6

A sequential circuit using D flip-flop and logic gates is shown in the figure, where X and Y are the inputs and Z is the output. The circuit is

4

GATE ECE 2000

MCQ (Single Correct Answer)

+2

-0.6

In the figure, the J and K inputs of all the four Flip-Flops are made high. The frequency of the signal at output Y is

Questions Asked from Sequential Circuits (Marks 2)

Number in Brackets after Paper Indicates No. of Questions

GATE ECE 2018 (1)
GATE ECE 2017 Set 2 (1)
GATE ECE 2017 Set 1 (2)
GATE ECE 2016 Set 2 (2)
GATE ECE 2015 Set 3 (2)
GATE ECE 2015 Set 2 (1)
GATE ECE 2014 Set 2 (2)
GATE ECE 2014 Set 1 (1)
GATE ECE 2012 (1)
GATE ECE 2011 (2)
GATE ECE 2009 (1)
GATE ECE 2008 (1)
GATE ECE 2007 (2)
GATE ECE 2006 (1)
GATE ECE 2004 (1)
GATE ECE 2003 (1)
GATE ECE 2001 (1)
GATE ECE 2000 (2)
GATE ECE 1999 (1)
GATE ECE 1998 (1)

GATE ECE Subjects

Signals and Systems

Representation of Continuous Time Signal Fourier Series Fourier Transform Continuous Time Signal Laplace Transform Discrete Time Signal Fourier Series Fourier Transform Discrete Fourier Transform and Fast Fourier Transform Discrete Time Signal Z Transform Continuous Time Linear Invariant System Discrete Time Linear Time Invariant Systems Transmission of Signal Through Continuous Time LTI Systems Sampling Transmission of Signal Through Discrete Time Lti Systems Miscellaneous

Network Theory

Control Systems

Digital Circuits

General Aptitude

Electronic Devices and VLSI

Analog Circuits

Engineering Mathematics

Microprocessors

Communications

Electromagnetics