explain how do you define a gdg in vsam?
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If we are using empty VSAM file, we can see this empty file by using FILE AID tool. How can we open empty VSAM file if you are using in Program..?
What is a CA, control area?
what will happen if there is no secondary allocation made for datasets?
In vsam why we use export-import utility?
explain in brief why do vsam take more disk space than other utilities?
What is control area?
how do you define an altindx ? How do you use altindxs in batch, cics programs?
What are the information stored in ci?
What is recovery parameters in define cluster command?
What is the difference between CI( Control Interval)and CA (Control Area)?
By seeing the file itself how can we identify whether it is A vsam file or flat file
What is a cluster?