what is the meaning of dynamic processing in vsam?
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is it necessary that all versions of the gdg have to be of the same record length?
Describe the uses of ams?
If you wish to use the REWRITE command haw must the VSAM file be opened?
How to open VSAM file from 3.4? i have millions of records and i dont want to use the print ch ids(/) command bcz it takes to much time. so if you have any another command to open this plz tell me.
What are the distinctive features of a ksda, key sequenced dataset?
By looking into the Jcl can we identify the dataset is VSAM?
5 Answers Cognizant, Keane India Ltd,
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.
why ci and ca splits are not possible in esds and rrds?
explain how can you initialize a vsam file before any operation?
What is the use of access method services in vsam?
looking at the basic definition of VSAM file how to recognize whether it is a KSDS OR RRDS OR ESDS ?
Syntax of AMS modal commands ?