# Computer Electronics Digital MCQ – Set 10 :: Computer Science Engineering

Are you guys looking for computer science MCQ Questions with Answers PDF Free Download as per computer science new exam pattern? You came to the right page. This may assist you to understand and check your knowledge about the Subjects. Students also can take a free test of the Multiple Choice Questions of computer science. Each question has four options followed by the right answer. These computer science MCQ Questions are selected supported by the newest exam pattern.

## Q1. Which of the following logic expression is wrong?

(A) 1 + 0 = 1
(B) 1 + 1 = 0
(C) 1 + 0 + 1 = 1
(D) 1 + 1 + 1 = 1

Answer: (C) 1 + 0 + 1 = 1

## Q2. The dynamic race hazard problem occurs in

(A) Combinational circuits only
(B) Sequential circuits only
(C) Both combinational and sequential circuits
(D) None of the combinational and sequential circuits

Answer: (D) None of the combinational and sequential circuits

(A) 1101112
(B) 1111002
(C) 1100102
(D) 1110112

## Q4. With a JK master-slave flip-flop the master is cocked when the clock is and the slave is triggered when the clock is

(A) Set, reset
(B) Race, no change
(C) High, low
(D) Set, race

## Q5. A diagram that illustrates the ore (Logic) of functions in a program called a

(A) Flowchart
(B) Sequence of steps
(C) Direction of flow
(D) None of the above

## Q6. A 2’s-complement adder- subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _ decimal numbers, and 2’s complements stand for decimal numbers.

(A) Hexa, sign
(B) Sign, hexa
(C) Positive, negative
(D) Negative, positive

(A) 7410
(B) 9710
(C) 7210
(D) 6310

(A) AND
(B) OR
(C) NAND
(D) NOR

## Q9. Digital design often starts by constructing a _ table.

(A) Standard
(B) Two-stage
(C) Truth
(D) Two-dimensional

(A) LSI
(B) MSI
(C) MOS
(D) MOSFET

(A) 16
(B) 32
(C) 64
(D) 128

(A) 1198
(B) 1018
(C) 1118
(D) 1208

(A) 3016
(B) 4016
(C) 4316
(D) 2716

(A) (n-1)T
(B) nT
(C) (n+1)T
(D) 2nT

(A) DTL
(B) TTL
(C) ECL
(D) CMOS