max how many AIX coded in a vsam dataset??

2 Answers  

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By looking into JCL can we identify the dataset is VSAM (VSAM dataset supposed to be a input dataset).In this scenerio how will we identify the dataset is VSAM ?

5 Answers   Cognizant, EDS, Shridhar,

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What are the steps involved in access method services?

0 Answers  

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explain in brief how are different versions of gdg named?

0 Answers   IBM,

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Explain the index set?

0 Answers  

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Yes. Because the alternate key would first locate the primary key, which in turn locates the actual record. Needs twice the number of I/Os.

0 Answers  

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Suppose a generation of GDG gets created in a particular step of a proc. How would you refer the current generation in a subsequent step? What would be the disposition of this generation now?

2 Answers   IBM,

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What is the VSAM-code field?

1 Answers  

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Define gdg?

0 Answers  

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is delete operation supported in an esds? Is rewrite operation possible in esds?

0 Answers   IBM,

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What is the upgrade set?

1 Answers  

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What are the different types of VSAM files available?

3 Answers   CSC,

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