what is a base cluster in vsam?


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More VSAM Interview Questions

Using Alternate Indexes in Batch pgms: ?

2 Answers   IBM,


how can we convert esds to lds?

2 Answers  


How did you refresh a VSAM file and how frequently you do it ?

3 Answers   CSC, IBM, Patni, Xansa,


can we access sequential files online

4 Answers   Cap Gemini, GS,


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.

0 Answers  






How Vsam was evolved? What was the equivalent file for ESDS,KSDS and RRDS prior to evolution? What were their disadvantages of those file which leads to evolution of ESDS,KSDS and RRDS files ?

1 Answers  


What is the maximum no. of records that can be allowed in VSAM ?

2 Answers  


Can we copy Vsam files from a Vsam file in Iebgener step?

4 Answers   iGate, Tech Mahindra,


Define dynamic processing?

0 Answers  


what is control interval(CI) and control Area(CA)

4 Answers   EDS,


How do you define an altindx?

0 Answers  


State the differences between vsam and non-vsam files?

0 Answers  


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