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 7978

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

IBM,

4 9905

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

HCL,

2 15372

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

HCL,

4 11871

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

HCL,

5 12210

can we redefine 77 level item is it possible

HCL,

4 11119

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 9298

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

HCL,

5 10605

cobol-db2 runjcl please?

DELL,

2 6754

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

DELL, HCL,

5 11058

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

HCL,

2 9819

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

HCL, IBM,

5 12509

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 8470

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 12053

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 8683

Un-Answered Questions { IBM MainFrame }

What is copy pending and check pending in db2?

996

What is the need of a secondary index in IMS?

1058

What do you understand by the term “keyword” with respect to jcl and what is the opposite of the term?

1140

What is bind in db2?

1035

Explain the use of DCT ?

1071

What is the use of symbol // in jcl?

1475

Using alternate indexes in batch program?

1104

Describe the uses of ams?

1005

What is coalesce in db2?

1127

how do you reference the ksds vsam file formats from cobol programs

1183

mention the option used in the cics read command to gain accessibility directly to the file i/o area. (Assume cobol-ii).?

1098

what operation is performed by job statement?

1122

how do you reference the esds vsam file formats from cobol programs

1207

how will you find a particular line in debugging if its a infinite loop

1759

What is plan in cobol db2?

1132

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