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 8018

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

IBM,

4 9938

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

HCL,

2 15394

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

HCL,

4 11909

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

HCL,

5 12258

can we redefine 77 level item is it possible

HCL,

4 11159

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 9323

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

HCL,

5 10659

cobol-db2 runjcl please?

DELL,

2 6779

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

DELL, HCL,

5 11101

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

HCL,

2 9833

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

HCL, IBM,

5 12549

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 8515

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 12085

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 8719

Un-Answered Questions { IBM MainFrame }

How is the sorting of vsam files carried?

1135

I want my job (careerride) to be executed in 1 minute and 2 seconds. How do I do that?

1242

When you specify multiple datasets in a JOBLIB or STEPLIB, what factor determines the order?

1472

How do you simulate the explain of an embedded sql statement in spufi/qmf?

1094

how do you define single dimensional array and multidimensional array in your cobol?

1113

Name the lockable units in DB2?

1133

List down the types of triggers in the db2 database?

1036

Explain the difference between various read and find statement and which one should be used when for better adabas performance?

1013

Can we move alphanumeric incentive to the numeric field?

1055

How do you use altindxs in batch, cics programs?

1056

What is copy pending status in db2?

1130

how to define a directory and what is the structure and definition for the same?

1071

what will happen if there is no secondary allocation made for datasets?

1116

How do I add a column in db2?

1054

Difference between fixed length and variable length records.

855

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