explain in brief why do vsam take more disk space than other utilities?
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Why is it required to have a keyed directed retrieval?
how do you create an alternate index ?
What is the VSAM-code field?
what is the probability of a complete system distortion under high end low performing multiprocessor job?
What is the use of access method services in vsam?
what are the idcams commands that can be used for vsam and explain each of them.
can we create vsam files on multiple volumes ?
in a cobol select statement, can you tell what is the organization for a ksds?
what is the use of reuse in vsam?
what how do you initialize a vsam file before any operation? A vsam with alternate index?
what is the syntax of ams modal commands?
By seeing the file itself how can we identify whether it is A vsam file or flat file