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In the Boolean algebra bar(A).bar(B) equ...

In the Boolean algebra `bar(A).bar(B)` equals is :-

A

A + B

B

`bar(A+B)`

C

A . B

D

`bar(A).B`

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The correct Answer is:
B
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ALLEN -SEMICONDUCTORS-Part-3(Exercise-1)
  1. In Boolean algebra A + B = Y implies that :

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  2. Which of the following gate corresponds to the truth table given below...

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  3. In the Boolean algebra bar(A).bar(B) equals is :-

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  4. Given below are symbols for some logic gates :- The XOR gate and ...

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  5. The symbol represents :-

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  6. The truth table shown below is for which of the following gate :- {:...

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  7. Which of the following gates will have an output of 1 :-

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  8. Following diagram performs the logic function of-

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  9. How many minimum NAND gate are required to obtain NOR gate :-

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  10. The logic behind 'NOR' gate is that it gives

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  11. Logic gates are the building blocks of a :-

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  12. Given truth table is related with :- {:(A,B,Y),(1,1,0),(0,1,1),(1,0,...

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  13. The truth table given above is for which of the following gates :- {...

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  14. Which logic gate is represented by the following logic gates?

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  15. The truth table given below belongs for which gates {:(A,B,Y),(0,0,0...

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  16. Out of the following, universal gate is :-

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  17. Thr truth table given below is for :- {:(A,B,Y),(0,0,1),(0,1,0),(1,0...

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  18. The output of gate is low when at least one of its input is high. This...

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  19. An XOR gate produces an output only when its two inputs are :-

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

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