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This is the other part of the index. It has multiple levels
with pointers that ultimately reach to the sequence set.
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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 distinctive features of a ksda, key sequenced dataset?
we can define the ksds cluster by two ways by using the file-aid or by using the idcams utility. Explain them.
what do you mean by a shareoptions parameter (shr) in define cluster command?
What are the common vsam error conditions and codes?
What is recovery parameters in define cluster command?
Can you delete vsam files with the delete option of the disposition parameter of jcl?
Is it slower if you access a record through alt index as compared to primary index?
there are seven idcams commands in vsam. Can you name and explain each of them?
What is the main function of key-sequenced data set?
what are s0c1, s0c4, s0c5, s0c7 abends?
what does a file status of 02 on a vsam signifies?
what do you mean by recovery and speed parameters in define cluster command?
how do you create an alternate index ?
what are the idcams commands that can be used for vsam and explain each of them.
