Similar MCQs

Computer & IT Similar MCQs

Review the selected MCQ and explore related questions from the same subject for better exam preparation.

Selected MCQ

Current Question
Coded entries which are used to gain access to a computer system are called ____.
  • A. Entry codes
  • B. Passwords
  • C. Security commands
  • D. Code words
Correct Answer: B
Explanation:
Passwords are secret codes used to authenticate and gain access to a system.
Related Question 1
A person who used their expertise to gain access to other people's computers to get information illegally or do damage is a ____.
  • A. Hacker
  • B. Spammer
  • C. Instant messenger
  • D. Programmer
Correct Answer: A
Explanation:
A hacker gains unauthorized access to systems.
Related Question 2
A network which is used for sharing data, software and hardware among several users owning microcomputers is called ____.
  • A. WAN
  • B. MAN
  • C. LAN
  • D. VAN
Correct Answer: C
Explanation:
LAN (Local Area Network) is used for local sharing.
Related Question 3
A collection of system programs that controls and coordinates the overall operations of a computer system is called ____.
  • A. System software
  • B. Operating system
  • C. Utility program
  • D. Device driver
Correct Answer: B
Explanation:
The operating system manages all hardware and software resources.
Related Question 4
In which generation of computer operating systems was it used for the first time?
  • A. 1st
  • B. 2nd
  • C. 3rd
  • D. 4th
Correct Answer: C
Explanation:
Operating systems became common in the third generation (1960s) with the advent of integrated circuits.
Related Question 5
How can the risk of unauthorized computer system access be reduced when connected to the internet?
  • A. By installing anti-virus software
  • B. By using a firewall
  • C. By encrypting all data stored in the system
  • D. All of these
Correct Answer: D
Explanation:
All these measures reduce the risk of unauthorized access.

Computer & IT Related MCQs for CSS Preparation

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