1
GATE CSE 2014 Set 3
MCQ (Single Correct Answer)
+1
-0.3
Consider the following combinational function block involving four Boolean variables $$x, y, a,$$
$$b$$ where $$x, a, b$$ are inputs and $$y$$ is the output. GATE CSE 2014 Set 3 Digital Logic - Boolean Algebra Question 37 English
Which one of the following digital logic blocks is the most suitable for implementing this function?
A
Full adder
B
Priority encoder
C
Multiplexer
D
Flip-flop
2
GATE CSE 2014 Set 1
MCQ (Single Correct Answer)
+1
-0.3
Consider the following Boolean expression for $$F:$$
$$F\left( {P,\,Q,\,R,\,S} \right) = PQ + \overline P QR + \overline P Q\overline R S.$$
The minimal sum-of-products form of $$F$$ is
A
$${PQ} + QR + QS$$
B
$$P + Q + R + S$$
C
$$\overline P + \overline Q + \overline R + \overline S $$
D
$$\overline P R + \overline P \overline R S + P$$
3
GATE CSE 2013
MCQ (Single Correct Answer)
+1
-0.3
Which one of the following expressions does NOT represent exclusive NOR of $$x$$ and $$y?$$
A
$$xy+x'y'$$
B
$$x \otimes y'$$
C
$$x' \otimes y$$
D
$$x' \otimes y'$$
4
GATE CSE 2011
MCQ (Single Correct Answer)
+1
-0.3
Which one of the following circuits is NOT equivalent to a $$2$$-input $$XNOR$$ (exclusive NOR) gate
A
GATE CSE 2011 Digital Logic - Boolean Algebra Question 41 English Option 1
B
GATE CSE 2011 Digital Logic - Boolean Algebra Question 41 English Option 2
C
GATE CSE 2011 Digital Logic - Boolean Algebra Question 41 English Option 3
D
GATE CSE 2011 Digital Logic - Boolean Algebra Question 41 English Option 4
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