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Computer Hardware Basics

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Questions and Answers

What is the primary function of an adapter in a computer?

To enable the computer to use a peripheral device for which it does not have the necessary connections (correct)

To store data permanently

To move the pointer on the screen

To provide power to the computer

What is the purpose of a Power Supply Unit (PSU) in a computer?

To convert DC voltages to AC voltages

To store data temporarily

To display images on the screen

To convert AC voltages to DC voltages (correct)

What type of storage device is a hard disk drive?

Magnetic storage device (correct)

Optical storage device

Input device

Temporary storage device

What is the purpose of a digital versatile disk (DVD)?

To optically access data stored on a DVD Signup and view all the answers

Which type of input device is used to move the pointer on the screen?

Pointing device Signup and view all the answers

What is the primary function of a touch screen?

To accept input from the user through touch Signup and view all the answers

What is the primary function of the CPU?

To perform instructions and calculations and manage the flow of information Signup and view all the answers

What type of memory is non-volatile?

ROM Signup and view all the answers

What is the main circuit board of a computer called?

Motherboard Signup and view all the answers

What is the purpose of an expansion bus?

To link the CPU with other important hardware components Signup and view all the answers

What is the term for the computer's working storage space?

Primary Storage Signup and view all the answers

What happens to the contents of RAM when the power is turned off?

The contents are lost Signup and view all the answers