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📝 Log structured file systems and Recovery

📖 From Operating System • 12. File System Implementation • 12 questions available

Practice MCQs for Log structured file systems and Recovery. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-27

2
Easy Questions
6
Medium Questions
4
Hard Questions

📝 Sample Questions

Q1. What does the acronym FAT stand for in file system terminology?

🔹 A. File Allocation Table
🔹 B. Fast Access Table
🔹 C. File Access Tree
🔹 D. Fixed Allocation Technique

💡 Difficulty: easy | ✅ Correct: A

Q2. A file consists of blocks 217, 618, and 339. Using a FAT that is not cached, how many disk‑head seeks are required in the worst case to read the entire file?

🔹 A. 6 seeks
🔹 B. 3 seeks
🔹 C. 4 seeks
🔹 D. 5 seeks

💡 Difficulty: medium | ✅ Correct: A

Q3. When designing a file system for SSDs using a log‑structured approach, which choice most directly minimizes write amplification?

🔹 A. Use large segment size
🔹 B. Frequent checkpointing
🔹 C. Small block writes
🔹 D. Avoid cleaning by over‑provisioning

💡 Difficulty: hard | ✅ Correct: D

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🔗 Related Topics

📝 File System Structure in operating system📝 Overview of File System Implementation in Operating System📝 Partitions and mounting in File System Implementation📝 Virtual File Systems in File System Implementation📝 Linear list Implementation in Directory
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