Digital Computer Electronics MCQ – Set 01 :: 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 Boolean algebra statements represent commutative law

(A) (A+B)+CA+(B+C)
(B) A.(B+C)(A.B)+(A.C)
(C) A+BB+A
(D) A+AA

Answer: (C) A+BB+A

Q2. Computers use thousands of flip-flops. To coordinate the overall action, a common signal called the _ is sent to each flip-flop.

(A) Latch
(B) Clock
(C) Master
(D) Slave

Answer: (B) Clock(B) Clock

Q3. How many bytes are there in 1011 1001 0110 1110 numbers?

(A) 1
(B) 2
(C) 4
(D) 8

Answer:(B) 2

Q4. Consider as RS flip-flops with both inputs set to 0. If a momentary ‘1’ is applied at the input S, then the output

(A) Q will flip from 0 to 1
(B) Q will flip from 0 to 1 and then back to 0
(C) Q̅ will flip from 0 to 1
(D) Q̅ will flip from 0 to 1 and then back to 0

Answer:(A) Q will flip from 0 to 1

Q5. Conversion of decimal number 9910 to it’s octal number equivalent is

(A) 1218
(B) 1438
(C) 1248
(D) 1198

Answer: (B) 1438

Q6. A logic circuit which is used to change a BCD number into an equivalent decimal number is

(A) Decoder
(B) Encoder
(C) Multiplexer
(D) Code converter

Answer: (B) 1438

Q7. An odd-parity generator produces an odd-parity bit to go along with the data. The parity of the transmitted data is An XOR gate can test each received word for parity rejecting words with parity.

(A) Odd, even
(B) High, low
(C) Low, high
(D) Even, odd

Answer: (A) Odd, even

Q8. The 2-input XOR gate has a high output only when the input bits are __

(A) Even
(B) Different
(C) Low
(D) High

Answer: (B) Different

Q9. A half-adder adds _ bits

(A) 2
(B) 8
(C) 10
(D) 16

Answer: (A) 2

Q10. A half-adder adds _ bits

(A) 2
(B) 8
(C) 10
(D) 16

Answer: (A) 2

Q11. The 2’s compliment of binary number 010111.1100 is

(A) 101001.1100
(B) 101000.0100
(C) 010111.0011
(D) 101000.0011

Answer: (B) 101000.0100

Q12. Conversion of an octal number 478 to its binary number is

(A) 1100112
(B) 1001112
(C) 1100112
(D) 11110112

Answer: (B) 1001112

Q13. What is the 1’s complement of 0000 1111 0010 1101 number?

(A) 1111 0000 0010 1101
(B) 1111 0000 1101 0010
(C) 1111 1100 1010 1100
(D) 1001 0010 1010 1100

Answer: (B) 1111 0000 1101 0010

Q14. The OR gate has two or more input signals. If any input is _ the output is high.

(A) Low
(B) High
(C) Zero
(D) None of the above

Answer: (B) High

Q15. Computer ICs work reliably because they are based on _ design.

(A) Top-bottom
(B) System
(C) Two-stage
(D) Two-states

Answer: (D) Two-states

Digital Computer Electronics MCQ – All Set

Digital Computer Electronics Multiple Choice Questions – Set 01
Computer Electronics Degree Questions & Answers – Set 02
Digital Electronics MCQ Practice Test – Set 03
Computer Science Degree Electronics Exam Questions – Set 04
Digital Computer Science Questions & Answers – Set 05
Digital Science Interview Questions & Answers – Set 06
Digital Computer Electronics Interview Questions – Set 07
Computer Science Degree Electronics Questions – Set 08
Digital Computer Electronics Questions – Set 09
Computer Electronics Digital Questions & Answers – Set 10
Exam Preparation Questions Digital Computer Electronics – Set 11
Computer Based Test Computer Electronics – Set 12
Digital Electronics Objective Questions – Set 13
Digital Computer Electronics Quiz Questions – Set 14
digital computer electronics quiz questions set 15 pdf

We hope the given computer science Engineering on Digital Computer Electronics MCQ Questions with Answers will definitely yield fruitful results. Hope you got enough ideas on the MCQs on Digital Computer Electronics. If you have any queries related to computer science Engineering on Digital Computer Electronics MCQs Multiple Choice Questions with Answers, drop your questions below and will get back to you as soon as possible.

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