Quiz: What Registers Do (Big Picture)
OCR GCSE J277 Computer Science specification
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Building on what you've learned about the CPU and the fetch-decode-execute cycle, let's test your knowledge of what registers do in a computer system!
What is the primary purpose of registers in the CPU?
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Which registers are part of the Von Neumann architecture? (Select all that apply)
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The {{blank0}} register holds the address of the next instruction to be executed, while the {{blank1}} register temporarily stores the result of calculations.
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Match the items on the left with their correct pairs on the right
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Which register keeps track of the address of the next instruction?
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Which of the following statements about registers are true? (Select all that apply)
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The {{blank0}} register stores data coming from memory, while the {{blank1}} register holds the address of the data in memory.
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What does the MDR (Memory Data Register) do?
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Match the items on the left with their correct pairs on the right
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