Quiz

Quiz: MDR - Storing the Data

OCR GCSE J277 Computer Science specification

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Steps in this lesson (11)

1
Text

Building on what you've learned about registers and how they store data, let's test your knowledge of the Memory Data Register (MDR)!

2
Multiple ChoiceInteractive

What is the primary role of the MDR in the CPU?

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3
Multi-SelectInteractive

Which of the following are true about the MDR? (Select all that apply)

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4
Fill in the BlankInteractive

The MDR works closely with the {{blank0}} to retrieve or store data at the correct {{blank1}} in memory.

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5
MatchingInteractive

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

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6
Math EquationInteractive

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

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7
Multiple ChoiceInteractive

Which type of memory does the MDR interact with during data transfers?

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8
Code CompletionInteractive

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

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9
typedAnswer

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

10
Multiple ChoiceInteractive

What does the MDR store during a memory read operation?

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11
Multi-SelectInteractive

Why is the MDR important in the CPU? (Select all that apply)

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