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Exam Questions Papers

Q1:

To realize following function 'f',

How many minimum number of 2 input NAND gates are required?

A 3

B 6

C 4

D 10

ANS:D - 10

f1 = A B D + A B C + A B D + A B D = A D + A D = A ⊕ D f = C D(A D + A D) + C D(A D + A D + C D A + C D A Min number of 2 input NAND gate = 10.



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