Download Aptitude Crack
img not found img not found

Exam Questions Papers - Engineering

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.