Characteristics of Real-Time Operating Systems (实时操作系统的特点) User control User specifies priority(用户指定优先级) Use of paging or process swapping(使用分 页调度或是进程交换) What processes must always reside in main memory(进程必须常驻内存) Disks algorithms to use(使用磁盘算法) Rights of processes进程具有的权限)Characteristics of Real-Time Operating Systems (实时操作系统的特点) • User control – User specifies priority(用户指定优先级) – Use of paging or process swapping(使用分 页调度或是进程交换) – What processes must always reside in main memory(进程必须常驻内存) – Disks algorithms to use(使用磁盘算法) – Rights of processes(进程具有的权限)