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Tell about the ams used in vsam?
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FREESPACE can be specified for which type of cluster? a.LDS b.RRDS c.ESDS d.KSDS
Explain what are the optional parameters to the input dataset while loading the empty cluster with the data records?
explain in brief what are the 3 types of vsam files?
Under idcams, multiple functions can be executed, each of which returns a condition code. What will be the condition code returned to the operating system?
what is freespace
What is the difference between CI( Control Interval)and CA (Control Area)?
What is the difference between lds and esds?
what do you mean by the cobol record key clause in vsam?
How to get the last record in vsam file in cluster?
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 is the difference between shroptions(2 3) and shroptions (4 3) in the Def CLUSTER ??
Suppose a generation of GDG gets created in a particular step of a proc. How would you refer the current generation in a subsequent step? What would be the disposition of this generation now ?
COBOL 
