Видео с ютуба Mainframe Training
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Mainframe - Overview
JCL Tutorial | JCL Complete Reference | JCL Complete Tutorial | JCL Course | Mainframe JCL Tutorial.
Mainframe is a dead technology ☠️
DB2 Tutorial For Beginners on Mainframe (Crash Course)
Basics of Running COBOL / JCL and Checking Output on IBM Mainframe
IBM Mainframe Performance and Capacity Management Curriculum Video