Practice Page Table Length Register (11.3.2) - Lecture – 28: Paging and Segmentation
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Page Table Length Register

Practice - Page Table Length Register

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Practice Questions

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Question 1 Easy

What does the PTLR stand for?

💡 Hint: It's related to how we manage the size of page tables.

Question 2 Easy

How does the Valid Bit function in a page table?

💡 Hint: Think about what it tells us about the page's status.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the main purpose of the Page Table Length Register?

To indicate the current process ID
To store the size of the page table
To track CPU usage

💡 Hint: Think about what memory resources it is managing.

Question 2

True or False: The Valid Bit indicates if a page is loaded into physical memory.

True
False

💡 Hint: Remember the role of valid bits in access management.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A 32-bit architecture's page size is 8 KB. Determine the expected page table size if the system contains 2 million pages. How would you adjust the PTLR for this configuration?

💡 Hint: Consider how page sizes affect overall addressable space.

Challenge 2 Hard

How would a multi-threaded process alter the structure and size of the page table? Discuss the implications for the PTLR.

💡 Hint: Think about concurrency and its effect on memory management.

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