VSAM Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

VSAM Interview Questions

Questions Answers Views Company eMail

Can we copy a sequential file to a VSAM file ? If yes, What will happen of the size of the sequential file is bigger than that of the VSAM file?

CTS, Verizon,

3 36872

1. delete is not possible in esds. why? 2. i have 10 records in a esds file and i want to delete only 1st record ..then what i have to do?.. it will not affect any sequence of the RBA. 3. why open extend is not possible in rrds vsam file?

3 19377

if not using the 'commit' when closing VSAM file,what will happend

CSC,

5 13417

How do I declare the KSDS vsam so that I can store a reocrd with variable length?.

2 11254

How to createing new version of GDG with out loosing the data in preaves GDG version?

Patni, Satyam,

7 19851

When CISZ is declared as 4096 at cluster level,is this true that data will have 4096 and index will have default?????

Wipro,

1 14906

how to view clusters that has more than 10000 records

2 6076

By seeing a program how we findout it is a VSAM program?

TCS,

6 12234

What is the maximum number of Alternate Index ???

4 11159

How to insert values for variables that are declared as COMP-3 variables in COBOL program in an already created VSAM file.

3 9318

How to rename one vsam file as well as it's index?

BEA,

4 27085

how to see the last records in vsam dataset??

1 8090

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?

3 8775

Do all versions of the GDG have to be of the same record length ? is it possible to ovverride the dcb of the model dataset?

2 8454

can we create PS file using IDCAMS utility?

IBM,

3 13866

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Un-Answered Questions { VSAM }

What is a base cluste?

1091

what do you mean by gdg in vsam?

1193

What are the advantages of vsam over isam?

1133

Define dynamic processing?

1008

What is the difference between lds and esds?

1042

What are the different dataset organizations used in vsam?

994

What is the device independent method to indicate where a record is stored?

1047

What is the main function of key sequenced data set in vsam?

966

what do you mean by a vsam split?

1084

we can define the ksds cluster by two ways by using the file-aid or by using the idcams utility. Explain them.

1324

what is the use of the file status clause in the select statement in vsam?

1110

What is the place for VSAM KSDS?

1102

What is a lds (linear data set) and what is it used for?

1009

What are the building blocks used in vsam datasets?

987

what parameter in the define aix option is used to determine the maximum number of duplicate keys allowable ?

1007

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