Computer Knowledge #31 Multiple Choice Questions (MCQ) : Assam Jobs Guide

COMPUTER KNOWLEDGE #32

MULTIPLE CHOICE QUESTIONS

Computer Knowledge : Multiple Choice Questions (MCQ) : Assam Jobs Guide

1. Digital devices are ……………

(a) Digital clock

(b) Automobile speed meter

(c) Clock with a dial and two hands

(d) All of the above

Answer: (a)

2. Primary memory stores ……………

(a) Data alone

(b) Programs alone

(c) Results alone

(d) All of the above

Answer: (d)

3. After copying the content how many times can you paste?

(a) 1

(b) 16

(c) 32

(d) Many

Answer: (d)

4. What is the full form of WAN?

(a) Wap Area Network

(b) Wide Area Network

(c) Wide Array Net

(d) Wireless Area Network

Answer: (b)

5. What is called an error in computer data?

(a) Chip

(b) Bug

(c) CPU

(d) Storage value

Answer: (b)

6. The instructions for starting the computer are house on ……………

(a) Random access memory

(b) CD-Rom

(c) Read only memory chip

(d) All of the above

Answer: (c)

7. 1 nibble equals to ……………

(a) 1 bit

(b) 2 bits

(c) 4 bits

(d) 8 bits

Answer: (c)

8. Perforated paper used as input of output media is known as which of the following?

(a) Paper types

(b) Magnetic tapes

(c) Punched paper types

(d) Card punch

Answer: (a)

9. The secondary storage devices can only store data but they cannot perform which of the following?

(a) Arithmetic operation

(b) Logic operation

(c) Fetch operations

(d) Either of the above

Answer: (d)

10. Which American computer company is called Big Blue?

(a) Microsoft

(b) Compaq Corp

(c) IBM

(d) Tandy Svenson

Answer: (c)

11. It was in 2028 BS the …………… was brought in to calculate census data.

(a) IBM 1400

(b) IBM 1401

(c) ICL 2950

(d) None of the above

Answer: (b)

12. Who is the inventor of ABC Computer?

(a) John v. Atanasoff

(b) Clifford Berry

(c) Both ‘a’ and ‘b’

(d) None of the above

Answer: (c)

13. Which of the following is the largest unit?

(a) Data

(b) Field

(c) Record

(d) Database file

Answer: (d)

14. Find out who is not the inventor of transistors among following names.

(a) John Burdeen

(b) William Shockley

(c) Walter Brattain

(d) Lee de Forest

Answer: (d)

15. Which of the following is not true for a magnetic disk?

(a) It is expensive relative to magnetic tape

(b) It provides only sequential access to stored data

(c) Users can easily update records by writing over the old data

(d) All of the above

Answer: (b)

16. Which of the following is a disadvantage of the laser printer?

(a) It is quieter than an impact printer

(b) It is very slow

(c) The output is of a lower quality

(d) None of the above

Answer: (d)

17. What is called the most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system?

(a) ASCII

(b) EBCDIC

(c) BCD

(d) All of the above

Answer: (a)

18. Which access method is used to access cassette tape?

(a) Direct

(b) Sequential

(c) Both ‘a’ and ‘b’

(d) None of the above

Answer: (b)

19. What is a compiler?

(a) A combination of computer hardware

(b) A program which translates from one high-level language to another

(c) A program which translates from one high-level to a machine level language

(d) None of the above

Answer: (c)

20. Which unit holds data temporarily?

(a) Input unit

(b) Secondary storage unit

(c) Output unit

(d) Primary memory unit

Answer: (d)

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