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Operating SystemWhich of the following approach require knowledge of the system's state in advance. (i) Deadlock detection (ii) Deadlock prevention (iii) Deadlock avoidance (iv) None of these20222mOperating SystemWrite necessary conditions that must hold simultaneously to arise deadlock situation. Briefly explain different deadlock handling mechanisms.20227mOPERATING SYSTEMState and explain the necessary and sufficient conditions for a deadlock.20237mOPERATING SYSTEMDefine deadlock. List four necessary conditions for occurrence of deadlock.20197m
PreviousWhat is Belady's Anomaly? Why LRU and Optimal Page Replacement algorithm doesn't suffer from this problem.NextConsider the following page reference string: 1, 2, 3, 4, 2, 1, 5, 6, 2, 1, 2, 3, 7, 6, 3, 2, 1, 2, 3, 6. Compare the page faults occur for the following replacement algorithms using 3 frames? Assume, initially all the frames are empty. (i) LRU replacement (ii) FIFO Replacement