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myCobol.ovh Glossary
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Terms  volume   volume switch procedures   VSAM file system                            

volume [Cobol/Context]
A module of external storage. For tape devices it is a reel; for direct-access devices it is a unit.
volume switch procedures [Cobol/Context]
System-specific procedures that are executed automatically when the end of a unit or reel has been reached before end-of ...
VSAM file system [Cobol/Context]
A file system that supports COBOL sequential, relative, and indexed organizations.