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

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

how can we find total no of records in a file ....is there any utility......?

IBM,

3 8121

how will u pass dadta to cobol+db2 program...?

IBM,

4 10079

can anyone explain me about sort in jcl with inrec and outrec ?

HCL,

2 15507

in production region 100 steps are running,but i need to run only step5 without changing code how can i do it?

HCL,

4 12051

which is better either static call or dynamic call? and why?

HCL,

5 12466

can we redefine 77 level item is it possible

HCL,

4 11313

what are difference organizations in cobol and access mode in cobol? can you expalin what organization means while declaring for ksds,esds,rrds?

HCL,

1 9402

what is the advantage of using redefines instead of delaring the variables ?

HCL,

5 10838

cobol-db2 runjcl please?

DELL,

2 6891

can we update the table by using cursors can anyone post the query?

DELL, HCL,

5 11262

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

HCL,

2 9929

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

HCL, IBM,

5 12781

WORKING-STORAGE SECTION. 01 A PIC X(3) VALUE 'ABC' 01 B PIC 9(3). PROCEDURE DIVISION. MOVE A TO B. STOP RUN. OUTPUT IS: AB3 WHY AND HOW THIS IS HAPPENING.

Atos Origin,

4 8650

I have dataset DS1 which has records say 1 2 3 4 5 ... ... etc And also I have second dataset DS2 whcih has records 1 3 4 5 6 8 .. ... Both the files are sorted and now I want to compare these files and write it into the third files if the records are matching.

FIS, Wipro,

4 12242

I have GDG defined e.g. GDG.smaplegdg.base, after processing the GDG. it contains some records and which is input to the second step2. How can I use GDG to use it as input file at step2.

Wipro,

3 8831

Un-Answered Questions { IBM MainFrame }

what do you mean by gdg in vsam?

1259

I have many files which i am receiving from client everyday. I have one step for every file to check for empty or not. Here client gives 30 files i need to check for every file for empty or not and i need to perform 30 steps. Can I do it in single step. Dynamically i need to change the File name in my step.

1289

what is DD statement is used in JCL?

1253

What is cursor in dbms?

1121

I have a subprogram B calling from mainprogram A.I have opened a cursor in A ,Can i fetch the same cursor in subprogram B , If yes , Please explain the reason?

2444

If anyone has latest IBM Certification Dumps can you pls forwards it to me

3003

List the type of locks?

983

What is ook-rec?

967

How to find the number of rows in db2 tables?

1134

define clustering index.

1074

How to run cobol program using jcl?

1299

Difference between array and sub-script ?

1713

What is the role of data manager in the db2 database?

1160

How does coalesce work?

1081

what is u r recent task in insurence project?..plz tell how to tell this.

3410

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