Question 29

Computer Awareness Boolean algebra Easy

What should be the output of the following boolean expression after simplifying it to a minimum number of variables? $$ a'b+ab+a'b $$

(A) a + b'
(B) b
(C) a' + b'
(D) a + b
โœ“ Correct Answer: Option B Verified Solution

๐Ÿ“˜ Step-by-Step Solution & Detailed Explanation:

\(a'b + ab + a'b = a'b + ab\) (since \(X + X = X\))

\(= b(a' + a) = b \cdot 1 = b\)

Answer: (B) b

Practice Similar Boolean algebra Questions

Reinforce your conceptual grasp with related questions from CUET-MCA 2025:

Q13 Consider the following statements & (A).~ Combinational logic circuits do...
Solve โ†’
Q16 What should be the minimum hamming distance \( d min \) to guarantee...
Solve โ†’
Q21 The following circuit generates the same output as?
Solve โ†’
Q31 Minimum number of 2:1 Multiplexers required to design a 16:1 Multiplexer...
Solve โ†’
Q38 Match List-I with List-II. |c|l| List-I (JK Flip Flop inputs) & List-II...
Solve โ†’
Full-Length Test Series

Prepare for CUET-MCA Under Real Exam Conditions

Take timed full-length mock tests with authentic question distributions, negative marking (+12/-3 in Math), and instant All India Rank calculation.

Start Free Mock Test Series โ†’