Job Control Language (JCL) is the command language of Multiple Virtual Storage (MVS), which is the commonly used Operating System in the IBM Mainframe computers. JCL identifies the program to be executed, the inputs that are required and location of the input/output and informs the Operating System through Job control Statements. In mainframe environment, programs can be executed in batch and online modes. JCL is used for submitting a program for execution in batch mode.This tutorial will be useful for software programmers in the need of understanding the basics of Job Control Language. Also, this tutorial will be helpful to mainframe professionals to increase their level of expertise in JCL.
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