is it required that primary key values have to be unique? Do alternate key values have to be unique?

0 Answers   IBM,

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explain in brief why do vsam take more disk space than other utilities?

0 Answers   IBM,

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How can you create a VSAM dataset? Can you write a JCL for it?

4 Answers   IBM, TCS,

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What is the difference between sequential files and ESDS files?

1 Answers   IBM,

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How do you convert flat files to VSAM files ?

5 Answers   EDS, IBM,

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what will happen if there is no secondary allocation made for datasets?

0 Answers   IBM,

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Explain the biggest disadvantage of using a vsam dataset?

0 Answers  

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how can you copy to a vsam cluster?

0 Answers   IBM,

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How to rename one vsam file as well as it's index?

4 Answers   BEA,

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What are the different commands used in idcams for vsam?

0 Answers  

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What are the distinctive features of a ksda, key sequenced dataset?

0 Answers  

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if not using the 'commit' when closing VSAM file,what will happend

5 Answers   CSC,

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