📝 Consistency semantics in File System Interface

📖 From Operating System • 11. File System Interface • 23 questions available

Practice MCQs for Consistency semantics in File System Interface. 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 is the primary purpose of consistency semantics in a file system?

🔹 A. To guarantee that all concurrent operations see the same data view

🔹 B. To improve disk throughput

🔹 C. To encrypt file contents

🔹 D. To compress file data

💡 Difficulty: easy | ✅ Correct: A

Q2. How does a primary index differ from a secondary index in a hierarchical indexing scheme?

🔹 A. The primary index points to data blocks, while the secondary index points to other index blocks

🔹 B. The primary index stores only keys, the secondary stores both keys and values

🔹 C. The primary index is kept in memory, the secondary is always on disk

🔹 D. The primary index is sorted, the secondary index is unsorted

💡 Difficulty: medium | ✅ Correct: A

Q3. If an index file no longer fits entirely in main memory, what is the most common strategy to maintain efficient lookups?

🔹 A. Create a second‑level index that points to portions of the first‑level index

🔹 B. Compress the index using lossless algorithms

🔹 C. Store the entire index on a faster SSD

🔹 D. Delete older index entries to free space

💡 Difficulty: hard | ✅ Correct: B

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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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