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 to print 10 to 1 if the input have only 10 digit number?

1220

What is the facility that allows mainframes to be partitioned into lapars?

1042

Can you define mdt?

1048

Can you explain dfhmdf bms macro?

1009

Can you explain multitasking and multithreading?

1077

Can you explain dfheiblk?

1046

Can you define aica abend?

1085

Can you explain primary aspect of cics?

1094

Can you define bms?

1000

Can you explain cics translator?

988

Can you define commarea?

924

Can you use occurs in bms map?

1007

Can you explain communication area?

982

What is the use of tdq and tsq?

1050

Can you define mapset?

988

Un-Answered Questions { IBM MainFrame }

what is effect on receive map when

1204

What does a ROLLBACK do?

1460

What are the different open modes available in cobol?

1146

when an apllication is invoked via the exec cics start command with the from option, how does the application gain access to the common area?

1017

What is integrated data dictionary?

873

Is their any set of rules for dd? Explain.

1102

What is a report item?

1094

Explain dbdgen process?

1026

Name at least one of the ways by which a transaction can be terminated?

992

What is drda ?

1038

is oorexx compatible with rexx?

902

How do you access an uncatalogued dataset in a jcl?

1165

Can you define cemt?

998

What is the mainframe testing?

912

what is the use of the file status clause in the select statement in vsam?

1056

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