Practice Free-Space Management - Keeping Tabs on Unused Disk Space - 8.4 | Module 8: File System Implementation - Deep Dive into Persistent Storage Management | Operating Systems
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8.4 - Free-Space Management - Keeping Tabs on Unused Disk Space

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Describe what a bit map is in disk management.

πŸ’‘ Hint: Think about how binary values represent data.

Question 2

Easy

What is the primary advantage of using a linked list for free-space management?

πŸ’‘ Hint: Consider how data structures utilize memory.

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 a bit value of 1 indicate in a bit map?

  • Free block
  • Allocated block
  • Corrupted block

πŸ’‘ Hint: Remember the binary nature of the bits.

Question 2

True or False: The linked list method is more efficient than bit maps in finding contiguous blocks.

  • True
  • False

πŸ’‘ Hint: Think about how each structure manages block information.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Analyze the efficiency trade-offs of using a bit map versus a linked list for free-space management in a file system with high fragmentation. Which would be preferable and why?

πŸ’‘ Hint: Consider factors like disk fragmentation and space overhead.

Question 2

Develop a case study where a small file system initially uses a linked list but transitions to a grouping method due to performance issues. Describe the impacts and strategies involved.

πŸ’‘ Hint: Think about how file system design scales with usage.

Challenge and get performance evaluation