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NEET 1997 (AIPMT) · Logic Gates

Logic Gates question from NEET 1997 (AIPMT)

Q188NEET 1997 · AIPMTEasy

Logic Gates

The following truth-table belongs to which one of the following four gates?

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Answer: (b)

From the table, $Y = 1$ only for $A = B = 0$ ; any input 1 gives $Y = 0$ .
So $Y = \overline{A + B}$ .
So the answer is (b) NOR.

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