control statement

相關句子：

1. A unit of work that is defined by a user and that is to be accomplished by a computer. Loosely, the term "job" is sometimes used to refer to a representation of a job. This representation may include a set of computer programs, files, and control statements to the operating system.
   由用戶定義讓計算機去完成的一種工作單位。習慣上說，“作業”這個術語通常指的是作業的一種表述，這種表述可以包括一組電腦程式、一組文卷及一些給作業系統下達命令的控制語句。
2. A job control statement used in cataloged or in-stream procedures. It can be used to assign default values for symbolic parameters contained in a procedure. For in-stream procedures, it is used to mark the beginning of the procedure.
   在編目或流內過程中使用的一種作業控制語句，可用來對包含在過程中的符號參數賦予系統設定值。對流內過程，用來標誌過程的開始。