ONLINE MCQ-COMPUTER AWARENESS 17

ONLINE MCQ-COMPUTER AWARENESS 17

1. …………………..are the raw facts from which …………………..is derived.
(A) data, information

(B) data, output
(C) input, information

(D) output, input
Ans. (A) data, information

2. Printed copy is often called–
(A) soft copy
(B) blank copy
(C) hard copy
(D) write copy
Ans. (C) hard copy

ONLINE MCQ-COMPUTER AWARENESS 17

3. It is type if action to be taken on data–
(A) data
(B) information
(C) processing
(D) file
Ans. (B) information

4. Compression tools compress data on–
(A) hard drive
(B) floppy drive
(C) both ‘A’ and ‘B’
(D) none of these
Ans. (C) both ‘A’ and ‘B’

5. With digital camera, you can store–
(A) text
(B) picture
(C) both ‘A’ and ‘B’
(D) none of these
Ans. (C) both ‘A’ and ‘B’

ONLINE MCQ-COMPUTER AWARENESS 17

6. RAM stands for–
(A) Random origin money
(B) Random only memory
(C) Read only memory
(D) Random access memory
Ans. (D) Random access memory

7. 1 Byte = ?
(A) 8 bits
(B) 4 bits
(C) 2 bits
(D) 9 bits
Ans. (C) 2 bits

8. SMPS stands for–
(A) Switched mode power supply
(B) Start mode power supply
(C) Store mode power supply
(D) Single mode power supply
Ans. (A) Switched mode power supply

ONLINE MCQ-COMPUTER AWARENESS 17

9. The device used to carry digital data on analog lines is called as–
(A) Modem
(B) Multiplexer
(C) Modulator
(D) Demodulator
Ans. (C) Modulator

10. VDU is also called–
(A) Screen
(B) Monitor
(C) Both (a) and (b)
(D) printer
Ans. (C) Both (a) and (b)

11. In UNIX, which command is used to sort the lines of data in a file in reverse order–
(A) sort
(B) sh
(C) st
(D) sort -r
Ans. (D) sort -r

12. The commonly used UNIX commands like date, Is, cat etc. are .stored in–
(A) /dev directory
(B) /bin directory
(C) /tmp directory
(D) /unix directory
Ans. (B) /bin directory

ONLINE MCQ-COMPUTER AWARENESS 17

13. Which of the following computer language is used for artificial intelligence?
(A) FORTRAN
(B) PROLOG
(C) C
(D) COBOL
Ans. (B) PROLOG

14. The variables which can be accessed by all modules in a C program are known as–
(A) Local variables
(B) Internal variables
(C) External variables
(D) Global variables
Ans. (D) Global variables

15. Which computer memory is used for storing programs and, data currently being processed by the CPU ?
(A) Mass memory
(B) Internal memory
(C) Non-volatile memory
(D) PROM
Ans. (B) Internal memory

16. A tree with n nodes has ………………….. edges.
(A) n/2
(B) n- 1
(C) n
(D) n + 1
Ans. (A) n/2

17. Which of the following algorithm design techniques is used in finding all pairs of shortest distances in a graph–
(A) dynamic programming
(B) backtracking
(C) greedy
(D) divide and conquer
Ans. (C) greedy

ONLINE MCQ-COMPUTER AWARENESS 17

18. In a resident -OS computer, which of the following system must reside in the main memory under all situations–
(A) assembler
(B) linker
(C) loader
(D) compiler
Ans. (D) compiler

19. Formatting for a floppy disk refers to–
(A) arranging the data on the disk in continuous fashion
(B) writing the directory
(C) erasing the system area
(D) writing identification information on all tracks and sectors
Ans. (A) arranging the data on the disk in continuous fashion

20. The address space of 8086 CPU is–
(A) one megabyte
(B) 256 kilobytes
(C) 1 K megabytes
(D) 64 kilobytes
Ans. (D) 64 kilobytes