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Digital Logic
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Sequential Circuits
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1
GATE CSE 2020
MCQ (Single Correct Answer)
+2
-0.67
Consider the Boolean function z(a,b,c). GATE CSE 2020 Digital Logic - Boolean Algebra Question 9 English
Which one of the following minterm lists represents the circuit given above?
A
z = $$\sum {\left( {0,1,3,7} \right)} $$
B
z = $$\sum {\left( {1,4,5,6,7} \right)} $$
C
z = $$\sum {\left( {2,4,5,6,7} \right)} $$
D
z = $$\sum {\left( {2,3,5} \right)} $$
2
GATE CSE 2019
MCQ (Single Correct Answer)
+2
-0.67
Consider three 4-variable functions f1, f2 and f3, which are expressed in sum-of-minterms as

f1 = Σ(0, 2, 5, 8, 14),

f2 = Σ(2, 3, 6, 8, 14, 15),

f3 = Σ(2, 7, 11, 14)

For the following circuit with one AND gate and one XOR gate, the output function f can be expressed as : GATE CSE 2019 Digital Logic - Boolean Algebra Question 10 English
A
Σ (2, 14)
B
Σ (7, 8, 11)
C
Σ (2, 7, 8, 11, 14)
D
Σ (0, 2, 3, 5, 6, 7, 8, 11, 14, 15)
3
GATE CSE 2018
MCQ (Single Correct Answer)
+2
-0.6
Let $$ \oplus $$ and $$ \odot $$ denote the Exclusive OR and Exclusive NOR operations, respectively.

Which one of the following is NOT CORRECT?

A
$$\overline {P \oplus Q} = P \odot Q$$
B
$$\overline P \oplus Q = P \odot Q$$
C
$$\overline P \oplus \overline Q = P \oplus Q$$
D
$$\left( {P \oplus \overline P } \right) \oplus Q = \left( {P \odot \overline P } \right) \odot \overline Q $$
4
GATE CSE 2016 Set 1
MCQ (Single Correct Answer)
+2
-0.6
Consider a carry lookahead adder for adding two $$n$$-bit integers, built using gates of fan-in at most two. The time to perform addition using this adder is
A
$$\Theta \left( 1 \right)$$
B
$$\Theta \left( {\log \left( n \right)} \right)$$
C
$$\Theta \left( {\sqrt n } \right)$$
D
$$\Theta \left( n \right)$$
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Questions Asked from Marks 2
GATE CSE 2025 Set 2 (1) GATE CSE 2024 Set 2 (1) GATE CSE 2024 Set 1 (1) GATE CSE 2021 Set 2 (1) GATE CSE 2021 Set 1 (1) GATE CSE 2020 (1) GATE CSE 2019 (1) GATE CSE 2018 (1) GATE CSE 2016 Set 1 (1) GATE CSE 2015 Set 3 (2) GATE CSE 2015 Set 2 (2) GATE CSE 2015 Set 1 (2) GATE CSE 2014 Set 3 (1) GATE CSE 2010 (1) GATE CSE 2008 (1) GATE CSE 2007 (1) GATE CSE 2006 (1) GATE CSE 2004 (1) GATE CSE 2002 (3) GATE CSE 2000 (1) GATE CSE 1999 (1) GATE CSE 1997 (2) GATE CSE 1990 (1)
GATE CSE Subjects
Theory of Computation
Operating Systems
Algorithms
Digital Logic
Database Management System
Data Structures
Computer Networks
Software Engineering
Compiler Design
Web Technologies
General Aptitude
Discrete Mathematics
Programming Languages
Computer Organization