What is the upgrade set?

1 Answers  

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What is the purpose of control intervals in vsam?

0 Answers  

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What is a CA, control area?

1 Answers  

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What happens when you open an empty VSAM file in a COBOL program for input?

5 Answers   IBM,

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What's a LDS (Linear Data Set) and what's it used for?

1 Answers   Cap Gemini, Steria,

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in vsam at the creation of cluster what is the use of RECSZ parameter?

2 Answers   TCS,

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Is it slower if you access a record through ALT INDEX as compared to Primary INDEX? Why?

1 Answers  

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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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how yo view the vsam file?

5 Answers   DSRC, TCS,

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By looking into the Jcl can we identify the dataset is VSAM?

5 Answers   Cognizant, Keane India Ltd,

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what does a file status of 02 on a vsam signifies?

0 Answers   IBM,

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Would you specify FREESPACE for an ESDS?

1 Answers  

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