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explain in brief what are the 3 types of vsam files?
Explain the device independent method to indicate where a record is stored?
what is the purpose of the verify function of idcams?
Differentiate between ci split and ca split?
what will happen if there is no secondary allocation made for datasets?
explain the differences between vsam and non-vsam files
Explain the significance of the shareoptions parameter?
what is the meaning of each of the values in shareopts(2 3)?
Would you specify freespace ce for an esds?
explain how can you initialize a vsam file before any operation?
what are the codes returned by the ams (access method services) command during the execution in vsam?
What is the function of entry sequenced data set?
is delete operation supported in an esds? Is rewrite operation possible in esds?
to use the rewrite command, how should the vsam file be opened?
How to get the last record in vsam file in cluster?