What is the purpose of having vsam data space?
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What more info you should give in the DD statement while defining the next generation of a GDG?
How did you refresh a VSAM file and how frequently you do it ?
3 Answers CSC, IBM, Patni, Xansa,
what do you mean by the cobol record key clause in vsam?
Is it slower if you access a record through ALT INDEX as compared to Primary INDEX? Why?
What is FREESPACE ?
what is meant by dirty read in vsam?
FREESPACE can be specified for which type of cluster? a.LDS b.RRDS c.ESDS d.KSDS
What are the steps involved in access method services?
Is CA(Control Area) is part of CI(Control Interval)
By looking into the Jcl can we identify the dataset is VSAM?
5 Answers Cognizant, Keane India Ltd,
The first VSAM file V1 has 2 fields A and B . There is a DB2 file which has fields E and f. We need the fields A, B , E and F to another VSAM file called V2. Kindly mention the logic in procedure division in cobol..
what is the difference between vsam and dataset how do u create vsam dataset which file you r used?