Practice Stage 5: Memory Operand Fetch - 13.1.5 | 13. Instruction Fetch and Execution | Computer Organisation and Architecture - Vol 2
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does the Memory Address Register (MAR) do?

💡 Hint: Think about how the CPU knows where to look for data.

Question 2

Easy

Explain the role of the Memory Data Register (MDR).

💡 Hint: Consider it as a temporary storage for data in transit.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the main purpose of the Memory Operand Fetch stage?

  • To execute an instruction
  • To fetch the operand from memory
  • To increment the program counter

💡 Hint: Consider the step that allows the CPU to access data.

Question 2

True or False: The MDR holds the address of the memory location.

  • True
  • False

💡 Hint: Think about what the different registers store.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Explain how a processor can optimize its memory operand fetch when faced with high-frequency access to the same data.

💡 Hint: Think about methods that reduce access time.

Question 2

You have two different CPU cores trying to read the same operand from memory. Discuss potential issues and resolutions.

💡 Hint: Consider how two requests may interact.

Challenge and get performance evaluation