Join WhatsApp ChannelDaily MCQs & Exam Updates
Computer Science Easy FPSC Uploaded: 23 Aug 2026

What is the function of a computer's power supply unit (PSU)?

  • A To store data
  • B To connect to networks
  • C To convert AC power to DC power for internal components
  • D To display graphics
Correct Answer: Option C — To convert AC power to DC power for internal components
Explanation:
The Power Supply Unit converts alternating current (AC) from the wall outlet into direct current (DC) at the correct voltages needed to power the computer's internal components.
Submitted by: PaperMCQs
Related MCQs