Selected MCQ

Current Question
Which component of a computer is also considered its heart?
  • A. Microprocessor
  • B. Monitor
  • C. Keyboard
  • D. Scanner
Correct Answer: A
Explanation:
The microprocessor (CPU) is called the heart of the computer.
Related Question 1
Computer programs are also known as ____.
  • A. Software
  • B. Process
  • C. Procedure
  • D. Compiler
Correct Answer: A
Explanation:
A computer program is a set of instructions called software.
Related Question 2
Computer Monitor is also known as ____.
  • A. DVU
  • B. VUD
  • C. VDU
  • D. None of these
Correct Answer: C
Explanation:
VDU stands for Visual Display Unit (monitor).
Related Question 3
What are the components of a computer system?
  • A. Hardware
  • B. Software
  • C. Applications
  • D. Both A and B
Correct Answer: D
Explanation:
A computer system consists of both hardware and software.
Related Question 4
The chief component of the first-generation computer was ____.
  • A. Transistors
  • B. Vacuum Tubes and Valves
  • C. Integrated Circuits
  • D. None of these
Correct Answer: B
Explanation:
First-generation computers (1940s–1950s) primarily used vacuum tubes.
Related Question 5
Brain, also known as the first computer virus for MS-DOS, was written by two brothers belonging to which among the following countries?
  • A. Malaysia
  • B. India
  • C. Pakistan
  • D. Iran
Correct Answer: C
Explanation:
The Brain virus (1986) was created by two brothers from Pakistan.