there are seven idcams commands in vsam. Can you name and explain each of them?
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how can you load a vsam data set with records ?
explain how can you initialize a vsam file before any operation?
what will happen when you try to open an empty vsam file in a cobol program for input?
Do primary key values have to be unique? Do alternate key values have to be unique?
what is a Base Cluster?
in a cobol select statement, can you tell what is the organization for a ksds?
Under IDCAMS , multiple functions can be executed, each of which returns a cond code. What will be the condition code returned to the operating system ?
how many buffers are allocated to vsam ksds and esds?
What is the purpose of idcams?
What is the difference between sequential files and ESDS files?
In a KSDS file, key is missing for one record. How to insert the key for that particular record from back up file. Is there any sorting needed for the back up file before the key insertion?
What is an alternate index?