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JEE Main 2021 (27 Jul, Shift 2) · Logic Gates

Logic Gates question from JEE Main 2021 (27 Jul, Shift 2)

Q130JEE Main 2021 · 27 JUL · SHIFT 2Medium

Logic Gates

Find the truth table for the function Y of A and B represented in the following figure.

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Answer: (b)

AND gives $AB$ ; NOT gives $\bar B$ .
OR: $Y = AB + \bar B = A + \bar B$ .
Table: $00 \to 1,\ 01 \to 0,\ 10 \to 1,\ 11 \to 1$ .
So the answer is (b).

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