Practice Least Recently Used (LRU) - 17.3 | 17. FIFO Page Replacement | Computer Organisation and Architecture - Vol 3
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.

Typing
Memory
Math
English Adventures
Knowledge

17.3 - Least Recently Used (LRU)

Enroll to start learning

You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does LRU stand for?

💡 Hint: Think about the usage order of pages.

Question 2

Easy

What happens during a page fault?

💡 Hint: Consider what occurs when the memory is full.

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 does LRU stand for?

  • Least Recently Used
  • Last Recently Used
  • Least Used Recently

💡 Hint: Remember what order is most important in page management.

Question 2

Is LRU a practical algorithm due to its tracking needs?

  • True
  • False

💡 Hint: Consider the complexity of tracking access.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Calculate the page fault rate for the reference string 2 0 1 6 4 2 0 using LRU with 4 frames.

💡 Hint: Keep track of which pages were accessed at each step.

Question 2

What are the implications of using dirty pages with LRU? Discuss this in context.

💡 Hint: Consider the overhead this creates.

Challenge and get performance evaluation