** Year 9 1.1 Open Ended Exam

Explain the purpose of the CPU?

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The CPU contains three major components: Explain one.

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State the name and purpose of one register in the CPU?

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Reorder the following CPU speeds from slowest to fastest:

• 200 Kilohertz (kHz)

• • 20 Megahertz (MHz)

• • 1000 Megahertz (MHz)

• 2 Gigahertz (MHz)

Explain the purpose of a “ROM”

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The Computer is an electronic device. Explain one action of the computer.

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The CPU. Explain the purpose of the CPU in a Computer.

Include reference to its three main components.

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Explain why Clock speed, cache size, number of cores are important to the CPU.

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Explain how the Computer as an electronic device communicates and stores data.

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