Selected MCQ

Current Question
Which is used for ON/OFF ____.
  • A. Fuse
  • B. Switch
  • C. Breaker
  • D. All of these
Correct Answer: B
Explanation:
A switch is used to turn the computer ON or OFF.
Related Question 1
Computers that are used in large organizations such as insurance companies and banks, where many people frequently need to use same data, are ____.
  • A. Mainframe computers
  • B. Supercomputers
  • C. Hybrid computers
  • D. Desktop computers
Correct Answer: A
Explanation:
Mainframe computers are designed for high-volume data processing in large organizations.
Related Question 2
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 3
A word processor would most likely be used to do ____.
  • A. Type a biography
  • B. Maintain an inventory
  • C. Do a computer search in the media center
  • D. Keep an account of money spent
Correct Answer: A
Explanation:
Word processors are primarily used for creating and editing text documents.
Related Question 4
A wireless technology built into electronic gadgets used for exchanging data over short distances is ____.
  • A. Bluetooth
  • B. Wi-Fi
  • C. Modem
  • D. USB
Correct Answer: A
Explanation:
Bluetooth is designed for short-range wireless communication.
Related Question 5
A program with a graphical user interface for displaying HTML files, used to navigate the World Wide Web is ____.
  • A. Search engine
  • B. Web browser
  • C. Comment
  • D. None of these
Correct Answer: B
Explanation:
A web browser displays web pages.