operating system

名词 operating system:

1. (computer science) software that controls the execution of computer programs and may provide various services
   同义词：OS

1. A set of data that completely defines a unit of work for a computer. A job usually includes all necessary computer programs, linkages, files, and instructions to the operating system.
   完整地规定了计算机工作单位的一组数据。一个作业一般包括所有必须的计算机程序、连接程序、文件以及操作系统指令。
2. Not specified or not known to an operating system. For example, an "undefined record" is a record of unspecified or unknown length.
   指对某一操作系统而言是未确定的或不知道的。例如，某条“未定义记录”就是一种未确定或不知道长度的记录。
3. A trademark for a microcomputer operating system.
   微机系统管理一种微机操作系统的商标
4. A combination of language, operating system, and software packages suited to the development of expert system. Developed at Carnegie-Mellon University.
   一种适于开发专家系统的语言、操作系统和软件包，它是由美国卡内基－梅隆大学开发的。