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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 ?
4 8952In a file(PS), we dont know how many records are there. requirement is divide half n half the records n insert into 2 another files(PS).
6 13499How 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 5346can alternate index use in ESDS since it does not contain primary index? if yes can you explain?
3 9174how many ways can we open i vsam file ? like print ch ids (/) is thre any other way to open the vsam file please can any one answer ?
2 11674can i see how many records does a vsam file have without browsing or without using file-aid? and same for ps file?
3 9924what is the drawback of vsam dataset?? a.execution slow. b.free space. c.independent storage device. d.none of the above. let me know the answer with reason.
4 8216
How is the sorting of vsam files carried?
If fspc(100 100) is specified does it mean that both the control interval and control area will be left empty because 100 % of both ci and ca are specified to be empty?
What are the different versions of gdg named?
What does the keyranges parameter in define cluster command do?
what are the idcams commands that can be used for vsam and explain each of them.
What is recovery parameters in define cluster command?
What is a lds (linear data set)?
What is the use of lds (linear data set)?
What is the main function of key-sequenced data set?
Describe the uses of ams?
On which dataset you can have alt index?
what do you mean by a vsam slot?
Explain the process in which flat files are converted into vsam files?
what is meant by dirty read in vsam?
What is the purpose of relative record data set used in vsam?
