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Questions  

The circuit given below represents which of the logic operations?

a
NOT
b
AND
c
OR
d
NOR

detailed solution

Correct option is B

Let two inputs are A and B. The circuit can be shown asThe two gates shown are NAND gates.The output of gate 1, Y1=A.B¯The output of gate 2, Y=Y1.Y1¯or Y=A.B¯ . A.B¯ ¯=A.B¯¯=A . BThus, the combination behaves as an AND gate.

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