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Mainframe Batch Processing: What is Job Control Language (JCL)
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Written by Philip L Yuson   

Mainframe batch processing requires a job. Jobs are created using Job Control Language (JCL). What is in a JCL? How can you use it?

 
MVS File System
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Written by Philip L Yuson   

Every operating system has its own file system. z/OS is no exception. Windows and *NIX file systems are based on hierarchical directory structure. Basically, you have one root directory and you can create directories (sometimes called folders) or files under that root directory. Mainframe disk files are very different to this hierarchical approach.Data Set Names (DSN)

 
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Copyright: © 2017 Philip Yuson