Digital Circuits
Number System and Code Convertions
Marks 1Marks 2
Sequential Circuits
Marks 1Marks 2Marks 5Marks 8
Semiconductor Memories
Marks 1Marks 2
Logic Families
Marks 1Marks 2Marks 8
Analog to Digital and Digital to Analog Converters
Marks 1Marks 2
1
GATE ECE 2010
MCQ (Single Correct Answer)
+1
-0.3
Match the logic gates in column A with their equivalents in column B. GATE ECE 2010 Digital Circuits - Logic Gates Question 25 English
A
P-2, Q-4, R-1, S-3
B
P-4, Q-2, R-1, S-3
C
P-2, Q-4, R-3, S-1
D
P-4, Q-2, R-3, S-1
2
GATE ECE 2010
MCQ (Single Correct Answer)
+1
-0.3
For the output F to be 1 in the logic circuit shown, the input combination should be GATE ECE 2010 Digital Circuits - Logic Gates Question 24 English
A
A = 1, B= 1. C = 0
B
A = 1, B= 0,C = 0
C
A = 0, B= 1. C = 0
D
A = 0, B= 0, C = 1
3
GATE ECE 2002
MCQ (Single Correct Answer)
+1
-0.3
If the input to the digital circuit (in the figure) consisting of a cascade of 20 XOR-gates is X then the output Y is equal to

GATE ECE 2002 Digital Circuits - Logic Gates Question 26 English
A
O
B
1
C
$$\overline X $$
D
X
4
GATE ECE 2001
MCQ (Single Correct Answer)
+1
-0.3
For the ring oscillator shown in the figure, the propagation delay of each inverter is 100 pico sec. What is the fundamental frequency of the oscillator output? GATE ECE 2001 Digital Circuits - Logic Gates Question 27 English
A
10 MHz
B
100 MHz
C
1 GHz
D
2 GHz
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics