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

explain in brief what are the 3 types of vsam files?

IBM,

1165

how can you copy to a vsam cluster?

IBM,

1212

what do you mean by a shareoptions parameter (shr) in define cluster command?

IBM,

1419

what do you mean by the repro command?

IBM,

1165

is it slower if you access a record through alternative index as compared to primary index?

IBM,

1 2756

what does a file status of 02 on a vsam signifies?

IBM,

1237

to use the rewrite command, how should the vsam file be opened?

IBM,

1368

in a cobol select statement, can you tell what is the organization for a ksds?

IBM,

1164

is oorexx compatible with rexx?

IBM,

1004

how long does the install of oorexx take?

IBM,

1066

can I port my existing applications from the mainframe or os/2? Will there be extensive changes required to do this?

IBM,

1034

can oorexx run ibm object rexx programs?

IBM,

1055

what is uni-rexx?

IBM,

1044

is there an aix version of oorexx?

IBM,

1042

what would I use uni-rexx for?

IBM,

1017

Un-Answered Questions { IBM MainFrame }

Can we redefine the field of x(200) to less than 200?

1439

can we view the access paths created by dbrm ? how ? thx

7213

List the type of locks?

984

Explain how do you access storage outside your cics program?

1027

What is runstats utility in db2?

1079

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

1149

ther r 2 tables OTTABLE & SALTABLE, add the otamt from OTTABLE to empsal of SALTABLE if eid is matched else add the unmatched from OTTABLE to SALTABLE

2125

How you can characterize tables in cobol?

1258

How do I add a column to an existing table in db2?

1091

List out the data types available.

1206

Write the difference between hidam and hdam databases?

1066

) How do u handle errors in BMS macro?

2020

How to check table size in db2 sap?

1100

What is the physical storage length of date data type?

1311

How an empty file to be checked?

1101

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