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GATE CS - Operating Systems
Practice process management, memory management, file systems, and disk scheduling
100 questions•10 pages•~150 min
Use this quiz track to strengthen recall, speed, and exam-style decision making. Attempt one page first, review explanations, and then re-attempt incorrect questions without notes.
A good scoring strategy is to mark uncertain questions, finish known ones quickly, and return with elimination logic. This improves accuracy while keeping momentum under time constraints.
Progress: 0 / 1000%
Page 8 of 10 • Questions 71-80 of 100
Q71medium
What is the main advantage of the C-SCAN disk scheduling algorithm over SCAN?
Q72easy
What is the main purpose of the TLB (Translation Lookaside Buffer)?
Q73easy
What is the main difference between a thread and a process?
Q74easy
What is the main purpose of the reference bit in page replacement?
Q75medium
What is the main advantage of the LOOK disk scheduling algorithm over SCAN?
Q76easy
What is the main purpose of the process control block (PCB)?
Q77easy
What is the main advantage of the optimal page replacement algorithm?
Q78easy
What is the main disadvantage of the optimal page replacement algorithm?
Q79medium
What is the main purpose of the second chance page replacement algorithm?
Q80medium
What is the main advantage of multilevel page tables?
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