题目
题目

Integrated Computer Systems (082025-NRL)

匹配题

Match each deadlock recovery method with its corresponding trade-off. (6 marks) 1: Ignore Deadlock ____ 2: Process Termination ____ 3: Resource Preemption ____

选项
A.Requires saving and restoring system states, which increases overhead
B.May cause process starvation if the same process is always rolled back
C.Can lead to loss of progress and wasted CPU time
D.Needs regular monitoring, which adds computational cost
E.Simplifies system design but may reduce throughput
F.System may freeze or halt
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标准答案
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思路分析
Question and options to match: 1: Ignore Deadlock ____ 2: Process Termination ____ 3: Resource Preemption ____ Answer choices (for the trade-offs): - Requires saving and restoring system states, which increases overhead - May cause process starvation if the same process is always rolled back - Can lead to loss of progress and wasted CPU time - Needs regular monitoring, which adds computational cost - Simplifies system design but may reduce throughput - System may freeze or halt Now, evaluate each deadlock recovery method against the listed trade-offs: - Ignore Deadlock: If the system simply ignores a deadlock and does no......Login to view full explanation

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Question at position 3 A system can recover from a deadlock by:Preempting some resources from one or more of the deadlocked threads.Aborting all deadlocked processes.Aborting one process at a time until the deadlock cycle is eliminated.

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