When a PC is turned on,it checks with a remote boot server for pending tasks.If the PC finds a new task,it loads a minimal operating system,usually DOS,from the server and maps a network drive that is used to run applications and access server files.

• 当PC机开机时，它检查远程引导服务器，找待处理任务，如果PC机找到新任务，它就从服务器装上最小的操作系统，通常是DOS，并映射用于运行应用程序和访问服务器文件的网络驱动器。