to use the rewrite command, how should the vsam file be opened?
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what will happen if there is no secondary allocation made for datasets?
What is the meaning of the DEFINE MODEL parameter?
name a few common vsam status codes?
Is a delete operation possible in an ESDS?B. Is rewrite operation possible in ESDS ?
Explain the catalog?
How do you initialize a VSAM file before any operation? a VSAM with alternate index?
what do you mean by recovery and speed parameters in define cluster command?
What is the biggest disadvantage of using a vsam dataset?
What do you mean by dirty read ?
how can you copy to a vsam cluster?
name the utility program closely associated with vsam?
Explain the difference between lds and esds?