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ESE 2021 Technical Quiz || Combinational Circuits
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Question 1
The output Y of a 2-bit comparator is logic 1 whenever the 2-bit input A is greater than the 2-bit input B. The number of combinations for which the output is logic 1, is
Question 2
f(A, B, C, D) = π(0,1, 3, 4, 5, 7, 9, 11, 12, 13, 14, 15) 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
Question 3
Consider the logic circuit given below. The min terms in f(A,B,C,D) are _____.
Question 4
The output of the 4-to-1 MUX shown in below is
Question 5
A, B, C and D are input bits, and Y is the output bit in the XOR gate circuit of the figure below. Which of the following statements about the sum S of A, B, C, D and Y is correct?
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Apr 27ESE & GATE EE