8.Simplify the following expression (A+B+C)

a.A * B + C

b.A + B * C

c.A + B + C

d.A * B * C

9.State True / False if the following Boolean expression is equal or not.

(A+B)(A+AB) = (A+B) (B+A)

Select one:

-True

-False

12.A NOR gate is equivalent to ________________

a.Inverted-input AND gate

b.Inverted-input NOR gate

c.Inverted-input OR gate

d.Inverted input NAND gate

13.It is a graphical technique that utilizes a sum of product (SOP) form or a product of sum (POS) form.

a.K-map

b.N-map

c.P-map

d.S-map

14.It is a Boolean expression containing OR terms called SUM terms

a.product of sides (POS)

b.product of sum (POS)

c.sum of prime(SOP)

d.sum of product(SOP)

15.Consider the given form F(X,Y,Z)=(1,4,5,6,7), which is the equivalent expression from the given choices below?

a.XYZ+XYZ+XYZ+XYZ+XYZ

b.XYZ+XYZ+XYZ+XYZ+XYZ

c.XYZ+XYZ+XYZ+XYZ+XYZ

d.XYZ+XYZ+XYZ+XYZ+XYZ

18.

It is a combination circuit capable of subtracting a binary number from another binary number and it produces two outputs of difference and borrow.

a.Encoder

b.Adder

c.Half-Subtractor

d.Decoder

19.It accepts two binary digits or bits on its inputs and produces two binary digits on its outputs, a sum bit and a carry bit.

a.Half-Subtractor

b.Half-Adder

c.Decoder

d.Encoder

.20.In S-R Flip-flop when a 1 is applied to both the set and reset inputs of the flip-flop, both Q and Q outputs go to 0. This condition violates the fact that both outputs are complements of each other. This is called _____________.

a.Not Null Condition

b.Null Condition

c.Valid Condition

d.Invalid Condition

21.In D Flip-flop when a 0 is applied to both the CP and D inputs of the flip-flop, this condition is called _____________.

a.indeterminate Condition

b.Set State

c.Latch

d.Reset State

22.In J-K Flip-flop when 0 is applied in J and 1 in K input of the flip-flop with an active positive triggered clock pulse, this condition is called _____________.

a.Reset Condition

b.Toggle Condition

c.Latch Condition

d.Set Condition

23.It is a type of logic circuit whose output depends not only on the present value of its input signals but on the sequence of past inputs, the input history.

a.Logic Gates

b.Sequential Logic

c.Multiplexer

d.Boolean Gates

24.To increase the storage capacity in terms of number of bits, we have to use a group of flip-flop. Such a group of flip-flop is known as a ______.

a.S-R Flip-flop

b.Latch

c.Register

d.JK Flip-flop