VSAM Interview Questions
Questions Answers Views Company eMail

What is the difference between CI( Control Interval)and CA (Control Area)?

TCS, Infosys,

3 9075

In vsam why we use export-import utility?

3 12637

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

2 6269




How do you convert flat files to VSAM files ?

EDS, IBM,

5 19439

What is the maximum record length for the VSAM dataset?

Infosys,

7 15132

What is the procedure for running the batch job in mainframe?

1 4296

What do you mean by dirty read ?

5 10308

What do you mean by RDW in VSAM?

2 7811




While designing vsam files,what is the best way to choose control interval size for the data and the index?

1 4493

How vsam datasets are cataloged?

Ordain Solutions,

1 4451

What are the types of VSAM datasets?

IBM,

3 5863

How are records stored in an ESDS, entry sequenced dataset?

IBM,

1 3856

What is a CI, control interval?

3 3650

What are the distinctive features of a ksds, key sequenced dataset?

2 4056

What is a CA, control area?

1 3111


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Un-Answered Questions { VSAM }

What is control interval?

30


Tell me how many alternate indexes you can have on a dataset?

5


What are the different versions of gdg named?

9


in a cobol select statement, can you tell what is the organization for a ksds?

40


What are the distinctive features of a ksda, key sequenced dataset?

7






What is a vsam dataset?

23


What is a base cluste?

9


What is the use of KSDS,LDS,ESDS,RRDS??what is VRRDS?? How are all these useful in realtime scenario??Plz helpme out...Its a recent question in IGATE..

6703


what are the additional information you should give in the dd statement while defining the next generation of a gdg?

41


Why is it required to have a keyed directed retrieval?

22


OPEN INPUT StudentFile READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ PERFORM UNTIL EndOfStudentFile DISPLAY StudentId SPACE StudentName SPACE CourseCode SPACE YOBirth READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ END-PERFORM CLOSE StudentFile STOP RUN what will be output

1374


if you wish to use the rewrite command how must the vsam file be opened?

44


explain how can you initialize a vsam file before any operation?

52


What are the information stored in ci?

21


Differentiate between ci split and ca split?

19