Computer Fundamentals में computer से संबंधित कई topics शामिल हैं, जिनमें hardware, software, operating systems, और बहुत कुछ शामिल है। चाहे आप beginner हों या experienced professional, इन basics को समझना essential है।

Computer : Fundamental - Computer Awareness
By Kuldeep Lodhi
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51.key-to-tape data-entry systems का primary advantage है?

  • 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

Correct Answer: (C) The tape is reusable

52.EBCDIC कितने maximum character को code कर सकता है??

  • A 8
  • B 16
  • C 64
  • D 256

Correct Answer: (D) 256

53.Hexadecimal number system का base होता है?

  • A 2
  • B 4
  • C 8
  • D 16

Correct Answer: (D) 16

54.Parity bit का उपयोग किसके लिए होता है??

  • A coding
  • B indexing
  • C error-detection
  • D none of these

Correct Answer: (C) error-detection

55.निम्नलिखित basic types of record access methods हैं?

  • A sequential and random
  • B direct and immediate
  • C sequential and indexed
  • D on-line and real-time

Correct Answer: (A) sequential and random

56.निम्नलिखित में से कौन सा input/output device है??

  • A monitors
  • B punched cards
  • C optical scanners
  • D all the above

Correct Answer: (D) all the above

57.निम्नलिखित magazine केवल IBM PC और उसके compatibles को cover करती है?

  • A Byte
  • B PC Magazine
  • C Personal Computing
  • D Interface Age

Correct Answer: (B) PC Magazine

58.Microprocessor का word size 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

Correct Answer: (B) the amount of information that can be stored / cycle

59.Personal computer की primary memory होती है?

  • A ROM only
  • B RAM only
  • C Both ROM and RAM
  • D Memory module

Correct Answer: (C) Both ROM and RAM

60.Microsoft Excel है?

  • A financial planning package
  • B electronic spreadsheet
  • C graphics package
  • D data-base management package

Correct Answer: (B) electronic spreadsheet