GDG(genreation data Groups)

GDGs are a group of data sets which are related to each other Chronologically and Functionally. Useful in the Data Processing which is cycl...

• GDGs are a group of data sets which are related to each other Chronologically and Functionally.
• Useful in the Data Processing which is cyclic in nature.
• GDG Base should be created first.
• No more than 255 versions are allowed.
• Must be cataloged.
• Can reside on tapes also.

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