Practice Indexed Allocation - 8.3.3 | Module 8: File System Implementation - Deep Dive into Persistent Storage Management | Operating Systems
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8.3.3 - Indexed Allocation

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is indexed allocation?

πŸ’‘ Hint: Think about where the pointers to file data are held.

Question 2

Easy

What is a key advantage of indexed allocation?

πŸ’‘ Hint: Consider how quickly you can find a file's data blocks.

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 indexed allocation primarily used for?

  • To store files in contiguous blocks
  • To manage pointers to file data blocks
  • To remove external fragmentation

πŸ’‘ Hint: Think about what the index block actually does.

Question 2

True or False: Indexed allocation eliminates external fragmentation.

  • True
  • False

πŸ’‘ Hint: Consider how files can be stored without needing to be next to each other.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A file system uses indexed allocation with 1024-byte data blocks. If the index block contains 128 pointers, what is the maximum size for a file that can be stored using a single index block? Calculate the size in bytes.

πŸ’‘ Hint: Consider how many data blocks the index can point to and their size.

Question 2

Describe a scenario where multi-level indexing becomes necessary in a file system. What impact does this have on performance?

πŸ’‘ Hint: Think about how files with many data blocks would need more pointers.

Challenge and get performance evaluation