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89860 篇文章 33 次评论单选题：Which of the following item should not be in the PCB?
Which of the following item should not be in the PCB? @[D](1)A. the process stateB. CPU scheduling informationC. memo…
单选题：Which of the following is NOT kept in process control block (PCB
Which of the following is NOT kept in process control block (PCB)?@[B](1)A. Process state B. Instructions of the co…
单选题：One step in the program for creating a new process involves_____
One step in the program for creating a new process involves______.@[D](1)A. Initializing the process control block B.…
单选题：The copy-on-write mechanism provides:
The copy-on-write mechanism provides: @[D](1)A. an efficient way to create new processesB. a clever way to share virtual…
单选题：Talking about inter-process communication, the mailbox mechanism
Talking about inter-process communication, the mailbox mechanism is _____. @[B](1)A. a direct communicationB. an indir…
单选题：Using the program shown as following:
Using the program shown as following: @[A](1)```#include #include #include int value = 10; int main() { pid_t pid; pid =…
单选题：The relationship among concurrent processes ____.
The relationship among concurrent processes ____.@[D](1)A. is independent of each otherB. is synchronizedC. is mutual…
单选题：The mailbox communication is a kind of _________ inter-process c
The mailbox communication is a kind of _________ inter-process communication. @[A](1)A. indirect B. direct C. low-l…
单选题：Which of the following is incorrect?
Which of the following is incorrect? @[C](1)A. The system call “fork” may just duplicate the thread that invoked it.B.…
单选题：Which of the following statements is incorrect?
Which of the following statements is incorrect? @[B](1)A. The long-term scheduler always appears on batch systems, not…