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89860 篇文章 33 次评论单选题：Which of the following statement about processes is incorrect?
Which of the following statement about processes is incorrect?@[C](1)A. A process is dynamic. B. A process has a l…
单选题：Which of the following descriptions is wrong?
Which of the following descriptions is wrong? @[A](1)A. a process is an entire program that runs in a multi-programming…
单选题：An operating system manages processes by _________.
An operating system manages processes by _________. @[B](1)A. file control blockB. process control blockC. process prior…
单选题：A running process may be switched to release CPU, when one of fo
A running process may be switched to release CPU, when one of following events occurs EXCEPT: @[A](1)A. The process call…
单选题：Commonly, which identifier is not in the PCB (Process Control Bl
Commonly, which identifier is not in the PCB (Process Control Block) of a process? @[A](1) A. The first child ident…
单选题：What is a context switch?
What is a context switch?@[B](1)A. The process state needed to switch from one to another.B. The process used to switch…
单选题：The task to switch the CPU from one process to another, i.e. to
The task to switch the CPU from one process to another, i.e. to save the state of the old process and to load the saved…
单选题：The context-switch causes overhead by OS. The action affects man
The context-switch causes overhead by OS. The action affects many objects, but _______ is not included. @[B](1)A. regis…
单选题：A message-passing system is _______.
A message-passing system is _______.@[C](1)A. A kind of direct communicationB. A kind of low-level communicationC. A kin…
单选题：A shared-memory system is often used as ______.
A shared-memory system is often used as ______.@[C](1)A. A kind of direct communicationB. A kind of low-level communicat…