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

VSAM Interview Questions

Questions Answers Views Company eMail

What is the use Free space in CI ?

4 8725

Is CA(Control Area) is part of CI(Control Interval)

3 6861

How can you create a VSAM dataset? Can you write a JCL for it?

IBM, TCS,

4 23490

is there any lock for vsam file so that no one can update the vsam file ?

HCL,

2 9821

what is the use of aix in vsam why do we go for aix and wht is build index in vsam?

HCL, IBM,

5 12521

what is the difference between vsam and dataset how do u create vsam dataset which file you r used?

Fidelity,

2 11059

By seeing the file itself how can we identify whether it is A vsam file or flat file

IBM,

7 14465

looking at the basic definition of VSAM file how to recognize whether it is a KSDS OR RRDS OR ESDS ?

IBM, Infosys,

2 10345

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

2510

write a program to read from a VSAM file , there will be a 5 records to create name. empno. resignation and address to update in a db2 table and call another program using dynamic call to find the matching fields in program 1 to update in db2 table. anybody pls send de program for dis ? thanks in advance...

CTS,

2737

what is meant by BUFND & BUFNI..?

1 11280

How to open VSAM file from 3.4? i have millions of records and i dont want to use the print ch ids(/) command bcz it takes to much time. so if you have any another command to open this plz tell me.

HSBC,

2 24390

In a KSDS file, key is missing for one record. How to insert the key for that particular record from back up file. Is there any sorting needed for the back up file before the key insertion?

RBS,

1465

what is the syntax of ams modal commands?

IBM,

1260

what how do you initialize a vsam file before any operation? A vsam with alternate index?

IBM,

1011

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Un-Answered Questions { VSAM }

how do you define an altindx ? How do you use altindxs in batch, cics programs?

1068

to use the rewrite command, how should the vsam file be opened?

1308

Can you delete vsam files with the delete option of the disposition parameter of jcl?

1109

what is meant by dirty read in vsam?

1337

is delete operation supported in an esds? Is rewrite operation possible in esds?

1105

is it necessary that all versions of the gdg have to be of the same record length?

1143

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

1110

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

1101

why ci and ca splits are not possible in esds and rrds?

1155

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

1151

What is control interval?

1068

what is meant by s0c-07 system abend codes?

1077

What are the different commands used in idcams for vsam?

1055

differentiate between sequential files and esds files in vsam?

1168

Explain the function of the relative record data set?

926

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