当就绪进程个数大于处理器数时，就必须依照某种策略来决定哪些进程优先占用处理器。本实习模拟在单处理器情况下的处理器调度-Greater than the number of processors when the number of ready processes must follow a certain strategy to determine which process preempt the processor. Of this internship analog processor scheduling in the case of a single processor