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

does uni-rexx give me any capabilities designed specifically for the unix environment?

IBM,

1038

how to access data in control blocks such as jobname?

IBM,

1010

what if I need to have the same application running on multiple platforms, such as unix and the mainframe? Does that mean I have to maintain two separate sources?

IBM,

962

Can I cleanly uninstall oorexx?

IBM,

1020

for which platforms is uni-rexx available?

IBM,

1034

why is there no os/2 (ecs) port of oorexx?

IBM,

1055

can oorexx run normal rexx programs?

IBM,

1063

can I redistribute oorexx freely with commercial software?

IBM,

1110

is oorexx compatible with ibm object rexx?

IBM,

1065

how to pass parms to ispf edit macro?

IBM,

1172

how to access data held on the jes spool?

IBM,

1114

have you already used rexx - even for limited purposes? Do you need to maintain a high level of productivity during your transition to unix?

IBM,

1001

How to rename a table in DB2 ?

MCN Solutions,

1153

Is it possible to create an Instance in DB2 using DB2 Control Center ?

MCN Solutions,

1157

What is the difference between dbm cfg and db cfg file in db2 ?

MCN Solutions,

1595

Un-Answered Questions { IBM MainFrame }

Portfolio analysis application is an example of?

1224

What is condition checking in jcl? Is this possible?

1165

What is package in cobol db2?

1167

Explain how do you control cursor positioning?

1067

In a CICS program, how will you read a VSAM file?

1189

How do you submit a job for execution?

1165

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

1061

in my project..TEST is db2 8.1 version In PROD it is 7.1 if i do REORG in TEST.. can I use the same REORG jcl with out modification in PROD region (this is DB2 8.1 )? if not, what modification i need to do in my REORG control card?

2164

Can you explain differences between temporary storage queue (tsq) and transient data queue (tdq)?

1124

Explain about rct in db2?

1166

what is need of start 0? In steed of

1153

What is job control language?

1152

10. Why mainframe testing is so important? Give any three advantages of Mainframe Testing?

3615

without jcl how to run the batch programs

2585

Explain how and where is the twa size set?

1177

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