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OCR H446 Computer Science Specification

11 Steps9 Questions

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Building on what you've learned about CPU components, storage devices, and buses, let's test your understanding!

Multiple ChoiceInteractive

Which register holds the address of the next instruction to be executed?

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Multi-SelectInteractive

Which of the following factors affect CPU performance? (Select all that apply)

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Fill in the BlankInteractive

The {{blank0}} cycle describes how the CPU processes instructions, including fetching, decoding, and executing them.

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MatchingInteractive

Match the items on the left with their correct pairs on the right

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Math EquationInteractive

If a CPU has a clock speed of 3 GHz, how many cycles does it complete in one second?

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Code CompletionInteractive

Match the items on the left with their correct pairs on the right

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typedAnswer

Match the items on the left with their correct pairs on the right

Multiple ChoiceInteractive

Which type of storage is volatile and loses its data when power is turned off?

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Multi-SelectInteractive

Which of the following are examples of secondary storage devices? (Select all that apply)

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Fill in the BlankInteractive

The {{blank0}} bus carries data, while the {{blank1}} bus carries the address of memory locations.

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