what do you mean by idcams? Explain its purpose?
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What are all the ways we can create datasets?
what is the use of reuse in vsam?
explain in brief how are different versions of gdg named?
Suppose 3 generations of a GDG exist. How would you reference the 1st generation in the JCL?
If you wish to use the REWRITE command haw must the VSAM file be opened?
If we are using empty VSAM file, we can see this empty file by using FILE AID tool. How can we open empty VSAM file if you are using in Program..?
What is the catalog?
What is the maximum no. of records that can be allowed in VSAM ?
How to get the last record in vsam file in cluster? And how can u get the ksds file records into cobol program?
What are the different types of VSAM files available?
Define free space?
How are records stored in an ESDS, entry sequenced dataset?