31. Which of the following is not related to information security on the Internet?
a) Data Encryption
b) Water marking
c) Data Hiding
d) Information Retrieval
Ans. d
32. Which is the largest unit of storage among the following ?
a) Terabyte
b) Megabyte
c) Kilobyte
d) Gigabyte
Ans. a
33. Bit stands for
a) binary information term
b) binary digit
c) binary tree
d) Bivariate Theory
Ans. b
34. Computer can not do anything without a
a) Chip.
b) Memory
c) Output device
d) Program
Ans. d
35. The word ‘Computer’ usually refers to the Central Processor Unit plus
a) External memory
b) Internal memory
c) Input devices
d) Output devices
Ans. b
36. Control Unit of a digital computers is often called the
(a) Clock
(b) ICs
(c) Nerve center
(d) All of these
Ans. b
37. Group of instructions that directs a computer is called
(a) Storage
(b) Memory
(c) Logic
(d) Program
Ans. d
38. Which kind of hardware is used the most in the input phase of a computer based information system ?
a) Keyboard
b) Printer
c) Monitor
d) Hard disk
Ans. a
39. Which kind of device allows the user to add components and capabilities to computer system?
a) System boards
b) Storage devices
c) Input devices
d) Expansion slots
Ans. d
40. Where was the India’s first computer installed and when ?
a) Institute of Social Science, Agra, 1995
b) Indian Institute of Statistics, Delhi 1957
c) Indian Statistical Institute, Calcutta, 1955
d) Indian Institute of Science, Bangalore, 1971
Ans. c
41. Who is called the ‘grand father” of the computer?
a) Blaise Pascal
b) Charles Babbage
c) Joseph Jacquard
d) Dr. Herman Hollerith
Ans. b
42. Which is a unit of measurement used with computer systems?
a) Byte
b) Kilobyte
c) Megabyte
d) All of these
Ans. d
43. Hard disks and diskettes are
a) direct access storage devices
b) sequential access storage devices
c) rarely used with microcomputers
d) Both (a) and (c) are correct
Ans. a
44. Every thing computer does is controlled by its
a) RAM
b) ROM
c) CPU
d) Storage devices
Ans. c
45. The heart of any computer is the.
a) CPU
b) Memory
c) I/O Unit
d) Disks
Ans. a
