Answer Posted / nikki
IDCAMS is an IBM utility that allows you to create and
manipulate VSAM data sets. It has several commands. You can
use the REPRO command of IDCAMS to copy VSAM and non-VSAM
data sets, VSAM clusters, and alternate indexes.
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explain in brief how are different versions of gdg named?
name a few common vsam status codes?
What is a ci split? What is a ca split?
How to get the last record in vsam file in cluster? And how can u get the ksds file records into cobol program?
what do you mean by the repro command?
name the utility program closely associated with vsam?
what are the codes returned by the ams (access method services) command during the execution in vsam?
What is the main function of key-sequenced data set?
what do you mean by a vsam split?
Why is master catalog used in vsam?
is it required that primary key values have to be unique? Do alternate key values have to be unique?
what are the additional information you should give in the dd statement while defining the next generation of a gdg?
Differentiate between control interval (ci) and control area (ca)?
is it necessary that all versions of the gdg have to be of the same record length?
What is the use of access method services in vsam?