Basic Computer Hardware - Multiple Choice Questions

What does the Power Supply Unit (PSU) do in a computer?

• Stores data permanently

• Converts AC to DC and regulates voltage

• Displays images on the monitor

Why is it important for a PSU to regulate voltage?

• To prevent overheating of the monitor

• To protect sensitive components like the CPU and motherboard

• To increase internet speed

Why do laptops use external power adapters instead of traditional PSUs?

• To reduce weight and size

• To increase screen brightness

• To improve internet connectivity

What is the CPU often referred to as, and why?

• The heart of the computer because it stores data

• The brain of the computer because it processes instructions

• The eyes of the computer because it displays images

What would happen if a computer didn’t have a CPU?

• It would still run basic programs

• It wouldn’t be able to perform tasks or run software

• It would only display videos

What is the main function of a hard drive?

• To process instructions

• To store data permanently

• To cool the computer

How does a hard disk drive (HDD) store data?

• Using flash memory

• Using spinning disks and magnetic storage

• Using liquid cooling

What is the difference between an SSD and an HDD?

• SSDs are slower and cheaper

• SSDs have moving parts

• SSDs are faster and have no moving parts

What does HDMI do?

• Transmits power to the CPU

• Connects the keyboard to the computer

• Transmits high-quality audio and video

List three types of USB ports.

• USB-A, USB-C, Micro-USB

• HDMI, VGA, Ethernet

• SSD, HDD, BIOS