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1
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 < t0, Q1 = Q2 =0. The circuit in the digital block is given by

GATE ECE 2001 Digital Circuits - Sequential Circuits Question 40 English
A
GATE ECE 2001 Digital Circuits - Sequential Circuits Question 40 English Option 1
B
GATE ECE 2001 Digital Circuits - Sequential Circuits Question 40 English Option 2
C
GATE ECE 2001 Digital Circuits - Sequential Circuits Question 40 English Option 3
D
GATE ECE 2001 Digital Circuits - Sequential Circuits Question 40 English Option 4
2
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 GATE ECE 2000 Digital Circuits - Sequential Circuits Question 42 English
A
S–R Flip-Flop with inputs X = R and Y = S
B
S–R Flip-Flop with inputs X = S and Y = R
C
J–K Flip-Flop with inputs X = J and Y = K
D
J–K Flip-Flop with inputs X = K and Y = J
3
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 GATE ECE 2000 Digital Circuits - Sequential Circuits Question 41 English
A
0.833 KHz
B
1.0 KHz
C
0.91 KHz
D
0.77 KHZ
4
GATE ECE 1999
MCQ (Single Correct Answer)
+2
-0.6
The ripple counter shown in the figure works as a GATE ECE 1999 Digital Circuits - Sequential Circuits Question 43 English
A
mod – 3 up counter
B
mod – 5 up counter
C
mod – 3 down counter
D
mod – 5 down counter
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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
State Equations For Networks Network Elements Network Theorems Two Port Networks Transient Response Sinusoidal Steady State Response Network Graphs Miscellaneous
Control Systems
Basic of Control Systems Signal Flow Graph and Block Diagram Time Response Analysis Stability Root Locus Diagram Frequency Response Analysis Compensators State Space Analysis
Digital Circuits
Logic Gates Boolean Algebra Analog to Digital and Digital to Analog Converters Sequential Circuits Combinational Circuits Logic Families Number System and Code Convertions Semiconductor Memories
General Aptitude
Numerical Ability Verbal Ability
Electronic Devices and VLSI
PN Junction Semiconductor Physics IC Basics and MOSFET BJT and FET
Analog Circuits
Diodes Bipolar Junction Transistor Frequency Response FET and MOSFET Oscillators Operational Amplifier Feedback Amplifier Power Amplifier 555 Timer
Engineering Mathematics
Linear Algebra Calculus Vector Calculus Probability and Statistics Differential Equations Complex Variable Numerical Methods Transform Theory
Microprocessors
Pin Details of 8085 and Interfacing with 8085 Instruction Set and Programming with 8085
Communications
Fundamentals of Information Theory Noise In Digital Communication Analog Communication Systems Digital Communication Systems Random Signals and Noise
Electromagnetics
Waveguides Antennas Miscellaneous Transmission Lines Maxwell Equations Uniform Plane Waves
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