What is the purpose of control intervals in vsam?
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how many buffers are allocated to vsam ksds and esds?
During processing of a VSAM file, some system error occurs and it is subsequently unusable . What do you do ?
can alternate index use in ESDS since it does not contain primary index? if yes can you explain?
What are the different dataset organizations used in vsam?
When CISZ is declared as 4096 at cluster level,is this true that data will have 4096 and index will have default?????
Is it slower if you access a record through ALT INDEX as compared to Primary INDEX? Why?
What does the keyranges parameter in define cluster command do?
is it slower if you access a record through alternative index as compared to primary index?
How many buffers are allotted to VSAM KSDS and ESDS?
How to delete a member using JCL.?
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.
what are the different types of vsam files available? Explain them