Quiz

Quiz: What Registers Do (Big Picture)

OCR GCSE J277 Computer Science specification

10 Steps8 Questions

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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 the big picture!

Multiple ChoiceInteractive

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

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Multi-SelectInteractive

Which of the following are functions of CPU registers? (Select all that apply)

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Fill in the BlankInteractive

The {{blank0}} register temporarily holds data fetched from memory, while the {{blank1}} register keeps the address of the next instruction.

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MatchingInteractive

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

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Math EquationInteractive

A CPU processes instructions at 2 GHz. How many cycles can 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 register temporarily holds the result of an operation carried out by the ALU?

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Multi-SelectInteractive

Which of the following registers are involved in the fetch–decode–execute cycle? (Select all that apply)

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