Chapter 2 Structure Of An Ibm Mainframe Assembler Language Program

Job Control Language - Tutorialspoint

Job Control Language 5 JCL is used in mainframe environment to act as a bridge between a program (Example: COBOL, Assembler or PL/I) and the operating system. In a mainframe environment, programs can be executed in both batch mode as well as online mode. In batch mode, programs are submitted to the operating system as a job through a

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