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 difference between PS file and VSAM file?

IBM, Infosys, Verizon,

7 40749

What are all the ways we can create datasets?

IBM,

7 13430

Hi, I want to create alternate index on VSAM file.my file structure is ex: RoomID pic x(7) R000001 Floor pic a((6) First RoomNo pic x(2) FA1 Occupied(yes/no) pic a(3) Yes Occupied Batch pic x(10). Maths i want to create alternate index on floor,roomno fields.can i create alternate index on both the fields.and tell me how to create.

1 6251

How to declare the EMP Name, EMP No., DOB in VSAM KSDS file? Please explain.....

CTS,

3 10416

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

iGate, Tech Mahindra,

4 16042

By looking into the Jcl can we identify the dataset is VSAM?

Cognizant, Keane India Ltd,

5 11718

By looking into JCL can we identify the dataset is VSAM (VSAM dataset supposed to be a input dataset).In this scenerio how will we identify the dataset is VSAM ?

Cognizant, EDS, Shridhar,

5 11732

what is the difference b/w sequential and ESDS

EDS, IBM, Maples,

6 12441

what is freespace

EDS,

2 9593

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

EDS,

4 11319

If we are using empty VSAM file, we can see this empty file by using FILE AID tool. How can we open empty VSAM file if you are using in Program..?

3 11923

why do we use vsam file thn seqential files ?

Tech Mahindra,

3 11946

can we create vsam files on multiple volumes ?

Tech Mahindra,

3 10338

what is vsam catalog ?

Tech Mahindra,

2 8556

when u r using repro command what happens if both infile and outfile names same

4 10387

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Un-Answered Questions { VSAM }

there are seven idcams commands in vsam. Can you name and explain each of them?

1166

what do you mean by a vsam slot?

1050

what will happen when you try to open an empty vsam file in a cobol program for input?

1093

Define dynamic processing?

1064

Define gdg?

1032

What makes vrrds different from vsam?

1305

explain in brief how you can create a vsam file?

1195

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

2570

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

1402

What is a lds (linear data set)?

1067

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

1207

How does control intervals and control areas related to each other?

1074

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

974

What is the purpose of relative record data set used in vsam?

1155

Explain the purpose of the file status clause in the select statement?

1038

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