📝 File System Mounting

📖 From Operating System • 11. File System Interface • 21 questions available

Practice MCQs for File System Mounting. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-26

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📝 Sample Questions

Q1. What term describes the unused space that remains in the last allocated block of a file because the file size is not an exact multiple of the block size?

🔹 A. Internal fragmentation

🔹 B. External fragmentation

🔹 C. Slippage

🔹 D. Padding

💡 Difficulty: easy | ✅ Correct: A

Q2. Why does increasing the block size generally increase internal fragmentation in a file system?

🔹 A. Because more bytes are allocated per block, causing larger unused portions in the final block

🔹 B. Because larger blocks reduce the number of files

🔹 C. Because the operating system compresses data

🔹 D. Because larger blocks cause external fragmentation

💡 Difficulty: medium | ✅ Correct: A

Q3. Which of the following best explains the trade‑off between larger block sizes and internal fragmentation when designing a file system for a workload dominated by large multimedia files?

🔹 A. Larger blocks reduce the number of I/O operations but increase internal fragmentation for small files

🔹 B. Larger blocks eliminate internal fragmentation entirely

🔹 C. Smaller blocks improve transfer rates for large files

🔹 D. Larger blocks cause external fragmentation

💡 Difficulty: hard | ✅ Correct: A

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🔗 Related Topics

📝 File attributes concepts 📝 File operations concepts 📝 How many File types in file system 📝 File structure in file system 📝 Internal file structure

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