Quiz: The Fetch-Decode-Execute Cycle
OCR GCSE J277 Computer Science specification
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Welcome! You've already explored why the CPU is essential. Now it's time to build on that by testing your understanding of the Fetch-Decode-Execute Cycle!
What is the first step in the Fetch-Decode-Execute Cycle?
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During the {{blank0}} step of the cycle, the CPU carries out the instruction.
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Which of the following are components involved in the Fetch-Decode-Execute Cycle? (Select all that apply)
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Match the items on the left with their correct pairs on the right
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What does the decode step involve?
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The {{blank0}} is incremented after each instruction is fetched during the cycle.
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Which of the following statements about the Fetch-Decode-Execute Cycle are true? (Select all that apply)
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What is the role of the Memory Data Register (MDR)?
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Match the items on the left with their correct pairs on the right
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