Practice Updating Page Table After Page Faults (14.1.3) - Page Faults - Computer Organisation and Architecture - Vol 3
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Updating Page Table after Page Faults

Practice - Updating Page Table after Page Faults

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a page fault?

💡 Hint: Think about what happens when memory access fails.

Question 2 Easy

What does the valid bit indicate?

💡 Hint: Consider what happens to the page if it's not in memory.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What happens when a page fault occurs?

The CPU stops processing
The OS retrieves the page from disk
The virtual address is assumed invalid

💡 Hint: Remember the main action triggered by the fault.

Question 2

True or False: If a page fault occurs, the valid bit in the page table entry will be set to 0.

True
False

💡 Hint: Consider the definition of the valid bit.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

How might different page replacement algorithms impact performance during heavy memory loads?

💡 Hint: Consider how replacement choices affect access patterns and overall loading efficiency.

Challenge 2 Hard

The CPU encounters 10 page faults while executing 100 instructions. Determine the effective time taken if each page fault costs 50 ms and each instruction without a fault costs 1 ms.

💡 Hint: Calculate the total execution time based on individual instruction and fault times.

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