题目内容

用户为阻止进程继续运行,将其调出内存,应利用原语,若进程正在执行,移出外存后应转变为静止就绪状态;以后若用户要恢复其运行,应利用原语,此时进程应转变为状态。

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系统中有5个用户进程,在单处理机下运行。当前CPU在用户态下执行,则最多可有个用户进程处于就绪状态,最多可有个用户处于阻塞状态;若当前CPU在核心态下执行,则最多可有用户进程处于就绪状态,最多可有个用户处于阻塞状态。

Part I Vocabulary and StructureI had always_________upon the children that if they worked hard they would succeed in life.

A. affected
B. impressed
C. effected
D. influenced

She was a ____________and agreeable companion.

A. cheerful
B. depressed
C. unhappy
D. ingrained

The need to communicate is a key__________ of human society.

A. signal
B. dynamism
C. characteristic
D. trademark