📖 From Operating System • 10. Mass Storage Structure • 9 questions available
Practice MCQs for SSTF scheduling in Disk Scheduling. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.
🔄 Last updated: 2026-07-26
Q1. The disk arm is currently at cylinder 45. Pending requests are for cylinders 10, 22, 48, 70, and 90. Which request will the SSTF algorithm select next?
💡 Difficulty: easy | ✅ Correct: C
Q2. SSTF scheduling primarily attempts to reduce which component of disk access time?
💡 Difficulty: medium | ✅ Correct: A
Q3. A disk head is at cylinder 50. The request sequence is 95, 180, 34, 119, 11, 123. Which algorithm results in less total head movement?
💡 Difficulty: hard | ✅ Correct: A
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