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Digital Electronics
Sequential Circuits
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Microprocessor
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Boolean Algebra
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Analog to Digital and Digital to Analog Converter
Marks 1Marks 2
Combinational Circuits
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Minimization
Marks 2
Logic Families and Memories
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Logic Gates
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1
GATE EE 2024
MCQ (Single Correct Answer)
+1
-0.33

Simplified form of the Boolean function

$$ F(P, Q, R, S)=\bar{P} \bar{Q}+\bar{P} Q S+P \bar{Q} \bar{R} \bar{S}+P \bar{Q} R \bar{S} $$

is

A
$\bar{P} S+\bar{Q} \bar{S} $
B

$\bar{P} \bar{Q}+\bar{Q} \bar{S} $

C

$\bar{P} Q+R \bar{S}$

D

$P \bar{S}+Q \bar{R}$

2
GATE EE 2017 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The Boolean expression $$AB + A\overline C + BC$$ simplifies to
A
$$BC + A\overline C $$
B
$$AB + A\overline C + B$$
C
$$AB + A\overline C $$
D
$$AB + BC$$
3
GATE EE 2017 Set 2
MCQ (Single Correct Answer)
+1
-0.3
For a $$3$$ -input logic circuit shown below, the output $$Z$$ can be expressed as GATE EE 2017 Set 2 Digital Electronics - Boolean Algebra Question 3 English
A
$$Q + \overline R $$
B
$$P\overline Q + R$$
C
$$\overline Q + R$$
D
$$P + \overline Q + R$$
4
GATE EE 2015 Set 1
MCQ (Single Correct Answer)
+1
-0.3
$$f\left( {A,\,B,\,C,\,D} \right) = \Pi M\left( {0,1,3,4,5,7,9,11,12,13,14,15} \right)$$ is a Maxterm representation of a Boolean function $$f(A,B,C,D)$$ where $$A$$ is the $$MSB$$ and $$D$$ is the $$LSB$$. The equivalent minimized representation of this function is
A
$$\left( {A + \overline C + D} \right)\left( {\overline A + B + D} \right)$$
B
$$A\overline C D + \overline A BD$$
C
$$\overline A C\overline D + A\overline B C\overline D + A\overline B \overline C \overline D $$
D
$$\left( {B + \overline C + D} \right)\left( {A + \overline B + \overline C + D} \right)\left( {\overline A + B + C + D} \right)$$
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Questions Asked from Marks 1
GATE EE 2024 (1) GATE EE 2017 Set 1 (1) GATE EE 2017 Set 2 (1) GATE EE 2015 Set 1 (1) GATE EE 2015 Set 2 (1) GATE EE 2012 (1)
GATE EE Subjects
Electromagnetic Fields
Signals and Systems
Engineering Mathematics
General Aptitude
Power Electronics
Power System Analysis
Analog Electronics
Control Systems
Digital Electronics
Electrical Machines
Electric Circuits
Electrical and Electronics Measurement