- A set of commands and rules that enable a computer operator to instruct an operating system to perform, change, or terminate a processing operation. In some systems, the term “job control language” is applied to all commands and rules for controlling execution, whether input by punched cards/paper tape or via the console. In other systems, they are considered as separate languages and toge ther they comprise the system control language.; 使計(jì)算機(jī)操作員指示操作系統(tǒng)執(zhí)行、修改或終止處理操作的一組命令和規(guī)則。在某些系統(tǒng)中, 所有的控制命令和規(guī)則,無(wú)論是用穿孔卡片或紙帶還是由控制臺(tái)輸入的,都稱為“任務(wù)控制語(yǔ)言”。 在另外一些系統(tǒng)中,這些由不同方式輸入的命令和規(guī)則被認(rèn)為是不同的語(yǔ)言,它們合起來(lái)構(gòu)成系統(tǒng)控 制語(yǔ)言。
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