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89860 篇文章 33 次评论单选题：Which of the following is incorrect for the CPU long-term schedu
Which of the following is incorrect for the CPU long-term scheduler? @[B](1)A. It controls the degree of multi-programm…
单选题：When does preemption take place?
When does preemption take place? @[A](1)A. When a quantum (time slice) expires. B. When a process issues an I/O reques…
单选题：If the time quantum is fixed, __________ make(s) the response ti
If the time quantum is fixed, __________ make(s) the response time longer. @[B](1)A. fewer processes B. more processe…
单选题：Suppose 4 jobs, each of which having a burst time of 2 minutes,
Suppose 4 jobs, each of which having a burst time of 2 minutes, are submitted to a system at almost the same time. If th…
单选题：A time-sharing system typically utilizes the ___________ schedul
A time-sharing system typically utilizes the ___________ scheduling to serve user processes.@[B](1)A. Reliable and flexi…
单选题：Suppose the time quantum for RR scheduling is fixed, then ______
Suppose the time quantum for RR scheduling is fixed, then ______, the shorter the response time. @[A](1)A. The less use…
单选题：Supposed there are 10 processes in the ready queue, the system s
Supposed there are 10 processes in the ready queue, the system set the time slice to be 200ms, and it costs CPU about 10…
单选题：Suppose the system is dominated by processes with short burst-ti
Suppose the system is dominated by processes with short burst-time, ____ is the most appropriate choice.@[C](1)A. Multi…
单选题：The ________ scheduling algorithm allows a process to move betwe
The ________ scheduling algorithm allows a process to move between multiple ready queues. @[D](1)A. RRB. PriorityC. M…
单选题：Which of following scheduling algorithm can make minimum average
Which of following scheduling algorithm can make minimum average turnaround time in case all jobs arrive at same time? @…