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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a page table?
💡 Hint: Think about how the OS finds where to look for data in memory.
Question 2
Easy
Define a context switch.
💡 Hint: What does it mean to switch processes in an operating system?
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 benefit of using a translation lookaside buffer (TLB)?
- To store all page table entries
- To reduce memory access times
- To increase the number of pages available
- To replace page tables
💡 Hint: Think about the role of TLB in memory access efficiency.
Question 2
A page fault occurs when:
- True
- False
💡 Hint: Recall how the operating system handles memory access.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A process requires 1 million page entries, and the page size is 8KB on a 32-bit machine. Calculate the time taken to load a page table into hardware if the load time for one entry is 100 ns.
💡 Hint: Convert the total load time to understand how it impacts CPU time during execution.
Question 2
Explain the implications of a high TLB miss rate on overall system performance and suggest potential solutions.
💡 Hint: Consider both hardware improvements and software strategies for addressing TLB effectiveness.
Challenge and get performance evaluation