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Answer Posted / neha
we use export for backing up data from vsam dataset to a ps
and import is used for transferring data from ps to a vsam
dataset.though repro can do the same but the difference
lies in the fact tht export also extracts the catalog info
of the vsam so tht the vsam dataset can be easily rebuld
later on...
| Is This Answer Correct ? | 32 Yes | 0 No |
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why ci and ca splits are not possible in esds and rrds?
Define a path?
Explain the significance of the shareoptions parameter?
what is the use of the file status clause in the select statement in vsam?
what will happen when you try to open an empty vsam file in a cobol program for input?
Explain the function of the relative record data set?
Would you specify freespace ce for an esds?
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 define model parameter?
What is a ca split?
Yes. Because the alternate key would first locate the primary key, which in turn locates the actual record. Needs twice the number of I/Os.
if you wish to use the rewrite command how must the vsam file be opened?
What is the use of access method services in vsam?
what are s0c1, s0c4, s0c5, s0c7 abends?
What is the main function of key-sequenced data set?
