Computer : Fundamental - Computer Awareness

Kuldeep Lodhi Updated April 28, 2024 1 min read Education

Computer Fundamentals cover a wide range of topics related to computers, including hardware, software, operating systems, and more. Whether you’re a beginner or an experienced professional, understanding these basics is essential.

Q51. Primary advantage of key-to-tape data-entry systems

A A large percentage of editing can be performed at the time of data entry

B Key verification is easily performed

C The tape is reusable

D Keying errors can be detected as they occur

Q52. Maximum character EBCDIC can code

A 8

B 16

C 64

D 256

Q53. The hexadecimal number system has a base of

A 2

B 4

C 8

D 16

Q54. The use of parity bit is for

A coding

B indexing

C error-detection

D none of these

Q55. The following are basic types of recordaccess methods

A sequential and random

B direct and immediate

C sequential and indexed

D on-line and real-time

Q56. Which of the following is input/output device?

A monitors

B punched cards

C optical scanners

D all the above

Q57. The following magazine covers only the IBM PC and its compatibles

A Byte

B PC Magazine

C Personal Computing

D Interface Age

Q58. The word size of a microprocessor refers to:

A the number of machine operations performed/ second

B the amount of information that can be stored / cycle

C the amount of information that can be stored in bytes

D none of these

Q59. The primary memory of a personal computer consists

A ROM only

B RAM only

C Both ROM and RAM

D Memory module

Q60. Microsoft Excel is

A financial planning package

B electronic spreadsheet

C graphics package

D data-base management package