Computer Hardware Quiz

What is an output device?

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What is an input device?

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What is a storage device?

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Look at the table below. Are they input, output, or storage devices? Decide what each of them is used for, and give an example of data that might be input, output, or stored on each.

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Explain the purpose of the CPU in your own words in the space below:

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What is the purpose of the CPU?

• To create data

• To store data

• To process data

What does the control unit do?

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It controls and monitors communications between the computer and any hardware attached

• It controls and monitors communications between the computer and any hardware attached

• It holds the data and programs that the CPU currently needs

• It carries out calculations and logic operations

What is the immediate access store for?

• It holds the data and programs that the CPU currently needs

• It controls and monitors communications between the computer and any hardware attached

• It carries out calculations and logic operations

What does the arithmetic and logic unit do?

• It controls and monitors communications between the computer and any hardware attached

• It holds the data and programs that the CPU currently needs

• It carries out calculations and logic operations