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In Boolean algebra, which of the followi...

In Boolean algebra, which of the following is not equal to zero :-

A

`A.bar(A)`

B

A.0

C

`bar(A+bar(A))`

D

`bar(bar(A).0)`

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The correct Answer is:
D
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ALLEN-SEMICONDUCTORS-Part-3(Exercise-1)
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  6. Which of the following pairs are universal gates

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  7. The output of a two input NOR gate is in state 1 when :-

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