1.Ans the following:

i) Choose an equivalent Boolean expression to represent _ABC (3, 4, 7).

a) (A+B(A+B + C)C)(A+B+C)(A+B+C)(A(A + BB + C)C)

b) ABAB CC +ABCABC + AA BB CC

c) (A+B+C)(A+B+C)(A+B(A+B + C)C) (A+B+C)(A+B+C)

d) ABCABC + ABAB CC +ABCABC

ii.Simplify the expression of (AB)+C(AB)+C using DeMorgans Theorems.

a)ABCABC

b)AB+CAB+C

c)AB+CAB+C

d)(A+B)C(A+B)C(A+B)C(A+B)C

iii.Two common universal gates are:

a)NOR

b)NAND

c)OR

d)AND

iv)Which of the following Boolean expressions reflect the operation of Commutative law of addition?

a)A(B+C) = AB+AC

b)A(BC)=(AB)C

c)A+(B+C)= AB+AC

d)(A+B)+C = A + (B+C)