Answer / guest

Generation Data Group is a group of chronologically or
functionally related datasets. GDGs are processed
periodically, often by adding a new generation, retaining
previous generations, and sometimes discarding the oldest
generation.

Answer / maveric

GDG is group of datasets that are related to each other functionally.
For Example:-
Processing Payroll, Invoicing regular customers, Income Tax report

Given a input file with duplicates how to remove the duplicate records from the file using JCL?

6 Answers   CDS, Convergys, TCS,

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How do you restart a PROC from a particular step?

5 Answers  

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if my GDG limit has been kept as 50 and if am trying to put 60 records.what would happen. will there be any abend for this scenario

4 Answers  

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how to split a file

4 Answers   IBM,

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Why do you want to specify the REGION parameter in a JCL step?

4 Answers   Kekran Mekran, TCS,

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What 3 guidelines do we have to follow when concatenating DD statements?

3 Answers  

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is there any way to execute more than one proc in the same exec statement at the same time..?

0 Answers  

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what is alternate index?

1 Answers  

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What is the significance of addrspc parameter in the exec statement?

0 Answers  

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how to increase the space of a dataset in instream procedure.

1 Answers   HCL,

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I have a PDS and want to omit few rows of all members of a PDS. How to do it?

6 Answers   Accenture,

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How do you create a temporary dataset?

0 Answers  

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