Any facility of the computing system or operating system required by a job or task, and including main storage, input / output devices, the processing unit, data sets, and control or processing programs.

• 计算机系统或操作系统的任何一种为作业或任务所需要的设施，包括主存储器、输入输出设备、处理机、数据集以及控制程序或处理程序。