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.
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we can define the ksds cluster by two ways by using the file-aid or by using the idcams utility. Explain them.
How do you decide on optimum values for CI, FREESPACE etc...?
What is the difference between shroptions(2 3) and shroptions (4 3) in the Def CLUSTER ??
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State the differences between vsam and non-vsam files?
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what's the device independent method to indicate where a Record is Stored?
can you specify some the distinctive features of a ksds, key sequenced dataset?
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