Answer / Pallavi Singh

To calculate the record size of an alternate cluster in VSAM, you need to know the size of the base record and the number of secondary (alternate) records. The formula for calculating the total record size is: Base Record Size + (Number of Secondary Records * Size of Secondary Record)

What are the types of VSAM datasets?

3 Answers   IBM,

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FREESPACE can be specified for which type of cluster? a.LDS b.RRDS c.ESDS d.KSDS

2 Answers  

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what do you mean by idcams? Explain its purpose?

1 Answers   IBM,

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What is the index set?

1 Answers  

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Using alternate indexes in cics program?

1 Answers  

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

1 Answers   IBM,

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

2 Answers  

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How do you decide on optimum values for CI, FREESPACE etc...?

1 Answers  

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How many buffers are allotted to VSAM KSDS and ESDS?

1 Answers  

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What is the use Free space in CI ?

4 Answers  

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what is the concept of IMPORT in vsam??

2 Answers  

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explain in brief how are different versions of gdg named?

1 Answers   IBM,

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