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Everything about Job Control Language

Job control language for IBM mainframes

Job Control Language (JCL) is a programming language for scripting and launching batch jobs on IBM mainframe computers. JCL code determines which programs to run, and with which files and devices for input and output. Parameters in the JCL can also provide accounting information for tracking the resources used by a job and can set which machine the job should run on. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: Job Control LanguageA 5-minute orientation
  2. Pick up a classic book: System/370 job control languageThe most-reprinted book on the subject
  3. Read the landmark paper: A high‐level job control languageCited 4 times
  4. Go sideways: Support programs for OS/360 and successorsA closely related topic
  5. Go sideways: IEFBR14A closely related topic

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🏆 Landmark papers (most cited)

📚 Books worth reading

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