Explain the biggest disadvantage of using a vsam dataset?
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How to createing new version of GDG with out loosing the data in preaves GDG version?
There are at least seven IDCAMS commands; name and explain each of them ?.
1. delete is not possible in esds. why? 2. i have 10 records in a esds file and i want to delete only 1st record ..then what i have to do?.. it will not affect any sequence of the RBA. 3. why open extend is not possible in rrds vsam file?
Is it slower if you access a record through alt index as compared to primary index?
What does a file status of 02 on a VSAM indicate?
what are the idcams commands that can be used for vsam and explain each of them.
what is meant by s0c-07 system abend codes?
What do you mean by dirty read ?
if you wish to use the rewrite command how must the vsam file be opened?
What is the function of linear dataset in vsam?
What is the use of lds (linear data set)?
how yo view the vsam file?