Selected MCQ

Current Question
To protect a computer from viruses, what should you install in your computer?
  • A. Disk cleanup
  • B. Backup wizard
  • C. Antivirus
  • D. None of these
Correct Answer: C
Explanation:
Antivirus software is the standard protection against viruses.
Related Question 1
A software that can harm your computer is called ____.
  • A. Server
  • B. Virus
  • C. Extension
  • D. None of these
Correct Answer: B
Explanation:
A computer virus is malicious software designed to harm or disrupt a system.
Related Question 2
Software that assists you or acts on your behalf to perform repetitive computer-related tasks is (a):
  • A. Intelligent
  • B. Robot
  • C. Fuzzy logic
  • D. Genetic algorithm
Correct Answer: B
Explanation:
Software robots (bots) perform repetitive tasks automatically.
Related Question 3
Computers, which combine both measuring and counting, are called ____.
  • A. Analog
  • B. Digital
  • C. Hybrid
  • D. All of these
Correct Answer: C
Explanation:
Hybrid computers combine features of both analog and digital computers.
Related Question 4
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 5
Computers process data into information by working exclusively with ____.
  • A. Multimedia
  • B. Word
  • C. Numbers
  • D. Characters
Correct Answer: C
Explanation:
At the hardware level, computers work with binary numbers.