Quiz

Quiz: The Fetch-Decode-Execute Cycle

OCR GCSE J277 Computer Science specification

11 Steps9 Questions

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Building on what you've learned about why the CPU is essential, let's test your knowledge of the fetch-decode-execute cycle!

Multiple ChoiceInteractive

Which register holds the memory address of the next instruction?

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Which of the following are steps in the fetch-decode-execute cycle? (Select all that apply)

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The {{blank0}} is responsible for decoding instructions and directing the CPU on what to do next during the cycle.

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

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Multiple ChoiceInteractive

What is the purpose of the Accumulator during the execute stage?

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typedAnswer

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Multi-SelectInteractive

Which factors affect CPU performance during the fetch-decode-execute cycle? (Select all that apply)

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Multiple ChoiceInteractive

What happens during the decode stage?

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Fill in the BlankInteractive

The {{blank0}} performs calculations or logical operations during the execute stage of the cycle.

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

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