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若进程P1正在运行,操作系统强行撤下P1进程所占用的CPU,让具有更高优先级的进程P2运行,这种调度方式称为(15),此时P1进程处于(16)状态。(17)将CPU的时间分成若干个时间片轮流地为各个用户服务。

  • A.中断方式
  • B.抢占方式
  • C.非抢占方式
  • D.查询方式
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