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MVS File System
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