B.Sc. (Information Technology) Sem III Operating System Oct 2025 Question Paper - Mumbai University | munotes
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Questions asked in this paper
SECTION I - Q.1 (Attempt any TWO) 15 Marks
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Q1 What are system calls? Explain the role of system calls in reading and writing to a file.
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Q2 Compare many-to-one, one-to-one and many-to-many multithreading models with example.
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Q3 What are the steps involved in executing counter-- at the machine level?
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Q4 Differentiate between time sharing, real time and batch O.S. with example.
SECTION II - Q.2 (Attempt any TWO) 15 Marks
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Q5 Compare FIFO, LRU and OPT page replacement algorithms.
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Q6 Briefly explain the conditions for deadlocks.
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Q7 List and explain any five file attributes maintained by the Operating System.
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Q8 Define the term deadlock recovery.
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