Computer Knowledge #23 Multiple Choice Questions

COMPUTER KNOWLEDGE #23

MULTIPLE CHOICE QUESTIONS

1. Computers with 80286 microprocessor is ……………

(a) XT computer

(b) AT computers

(c) PS/2 computer

(d) None of above

Answer: (b)

2. An application suitable for sequential processing is ……………

(a) processing of grades

(b) payroll processing

(c) Both ‘a’ and ‘b’

(d) None of the above

Answer: (c)

3. Which of the following is not processing?

(a) Arranging

(b) Manipulating

(c) Calculating

(d) Gathering

Answer: (d)

4. Where was the digital computer developed primarily?

(a) USSR

(b) Japan

(c) USA

(d) UK

Answer: (c)

5. Software in computer …………..

(a) enhances the capabilities of the hardware machine

(b) increase the speed of central processing unit

(c) Both ‘a’ and ‘b’

(d) None of the above

Answer: (a)

6. Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?

(a) Tabulator Machine Co.

(b) Computing Tabulating Recording Co.

(c) The Tabulator Ltd.

(d) International Computer Ltd.

Answer: (b)

7. Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify?

(a) Track number

(b) Sector number

(c) Surface number

(d) All of the above

Answer: (d)

8. What is called the arranging of data in a logical sequence?

(a) Sorting

(b) Classifying

(c) Reproducing

(d) Summarizing

Answer: (a)

9. What is the responsibility of the logical unit in the CPU of a computer?

(a) To produce result

(b) To compare numbers

(c) To control flow of information

(d) To do math’s works

Answer: (b)

10. Abacus was the first ……………

(a) Electronic computer

(b) Mechanical computer

(c) Electronic calculator

(d) Mechanical calculator

Answer: (d)

11. If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be ……………

(a) 216

(b) 65,536

(c) 64,000

(d) Any of the above

Answer: (b)

12. Instructions and memory address are represented by which of the following?

(a) Character code

(b) Binary codes

(c) Binary word

(d) Parity bit

Answer: (b)

13. What is the terminal device that functions as a cash register, computer terminal, and OCR reader?

(a) Data collection terminal

(b) OCR register terminal

(c) Video Display terminal

(d) POS terminal

Answer: (d)

14. What is called a set of flip flops integrated together?

(a) Counter

(b) Adder

(c) Register

(d) None of the above

Answer: (c)

15. What is called as the brain of the computer system?

(a) Control Unit

(b) Arithmetic Logic Unit

(c) Central Processing Unit

(d) Storage Unit

Answer: (c)

16. Which of the following is used for manufacturing chips?

(a) Bus

(b) Control unit

(c) Semiconductors

(d) ‘a’ and ‘b’ only

Answer: (c)

17. What is the value of each bead in heaven?

(a) 1

(b) 3

(c) 5

(d) 7

Answer: (c)

18. Which was the first computer introduced in Nepal?

(a) IBM 1400

(b) IBM 1401

(c) IBM 1402

(d) IBM 1403

Answer: (b)

19. Mnemonic a memory trick is used in which of the following language?

(a) Machine language

(b) Assembly language

(c) High level language

(d) None of above

Answer: (b)

20. Instruction in computer languages consists of which of the following?

(a) OPCODE

(b) OPERAND

(c) Both ‘a’ and ‘b’

(d) None of the above

Answer: (c)