1进程控制和同步等

可以控制进程的就绪执行和阻塞三种状态等基本功能。

2进程调度：

调度算法采用的是先来先服务算法。

3进程在运行过程中状态变化的屏幕输出：

输出的内容包括—就绪的进程队列，当前cup正在执行的进程，被阻塞的进程队列。

-1 process control and synchronization control process in place and blocking the implementation of three basic functions of state. 2 Process Scheduling: Scheduling is based on first-come first-serve algorithm. 3 the process of running the state of the process of changing the screen output: the output includes- in place the process of the queue, the current cup ongoing process, the process is blocked queue.