Publisher's Synopsis
JCL (Job Control Language) is the programming language used with IBM's System 370/390 mainframe series of computers. Its function is to identify and describe the information needed by the operating system (MVS/ESA) in order to execute a desired job. This reference, written for experienced mainframe programmers, covers the latest changes and enhancements to the JCL available with the new release 4.0 of MVS. It includes a wealth of concise, fast-access JCL examples.