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

Parm value passed is PARM=(10,20). how do code linkage section and how would you add these two passes values and show result in cobol program.

IBM,

3 8303

write a program to eliminate duplicate records in a input file and send them to output file.

IBM,

2 6584

wirte a pgm in using files in which we hav 10 ,20,30 40...100 records in inputfile and i want them to be send to outputfile in reverse order. PLZ HELP ME OUT .........THIS IS A RECENT QUESTION IN IGATE..

iGate,

5 10142

if a=b how the flow will complete??? perform test through test-exit. perform activa through activa-exit. test. if a=b then next sentence else move a to c. test-exit. exit. activa. -- -- activa-exit. exit.

IBM,

1 4606

how to resolve soc-7 ? please tell me

IBM,

3 8450

What is the difference between Sysin,Sysout,Sysdbout and Sysudump?

3 15824

Could anyone clearly explain the diference between sub query and correlated sub query?

3 6136

Can we use MVC instruction to move pack field to pack field....which instruction you will use and why ?

Amdocs, IBM,

4 12603

write a program to eliminate duplicate records in a input file and send them to output file.THIS IS IGATE RECENT QUESTIONN.....JUST 1 WEEK BACKKKK...

iGate,

5 20246

In CICS, BMS what is the use of FREEKB parameter

IBM,

2 12541

how many maximum no of variables can be declared in linkage section ?

HCL,

2 6735

what are the isolation levels and where we use it in the db2 program

TCS,

3 8315

what is scope terminator

IBM,

2 6131

what is the drawback of vsam dataset?? a.execution slow. b.free space. c.independent storage device. d.none of the above. let me know the answer with reason.

Target,

4 8220

which is the most efficient tablespace?? a.simple tablespace. b.partitioned tablespace. c.segmented tablespace. d.none of the above. please post answer with the reason.?

3 6531

Un-Answered Questions { IBM MainFrame }

What is need of start 0?

1175

Is db2 a programming language?

1104

What is null indicator in cobol db2?

1116

what is the purpose of coding notify parameter in job statement?

1202

Explain dbdgen process?

1185

I have mainpgm(abc) this is the only cobol pgm(non-db2).And this pgm calling subpgm name "acd" this also only cobol(non- Db)and this pgm calling some other subpgm this pgm has cobol-db2 pgm. 1) IF you calling static mode how to run and how to compile? 2) IF you calling dynamic mode how to run and how to compile? plz suggestion me.

2678

What do you mean by CEMT?

1283

How do you use altindxs in batch, cics programs?

1104

can we describe the results of opening for input empty vsam files in a cobol program?

1061

what is the difference between COBOL2 AND COBOL390?

3118

In an sql table that is embedded, what is the procedure to retrieve rows that are part of a db2 table?

1156

What is maximum displacement?

1266

What is a vsam dataset?

1092

What are the terms cics generally means?

1060

What are some uses of the evaluate statement?

1003

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