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

What is ibm db2 used for?

1018

What is runstats and reorg in db2?

1250

What is runstats utility in db2?

970

What does db2 plan contain?

973

What is syscat in db2?

958

What does db2 stand for?

965

What is plan in cobol db2?

1075

What is ibm db2 client?

890

What is cobol db2?

945

What is bufferpool in db2?

997

Explain the benefits you can get from mainframe connect?

924

Explain about mirror activator disk mirroring?

968

Explain about open switch business continuity software?

1084

How to read and write a single record into a file. I would like to use it to enter a single 8-character piece of information and use it to put it into a variable for processing in JCL. Thank you

1022

Can we move X(7) to S9(7) COMP?

1 1960

Un-Answered Questions { IBM MainFrame }

Does Disconnect and Connect creates page lock in IDMS ?

1428

What is dynamic transaction backout?

1097

In case if the user inputs the characters which turn out to be uppercase, then what is the procedure to close that condition?

988

What is the main function of key-sequenced data set?

989

what are the differences between temporary storage queue (tsq) and transient data quene (tdq)?

1184

What is the difference between version control and debugging tools?

997

how do you define an altindx ? How do you use altindxs in batch, cics programs?

1033

What is a base cluste?

1037

What is meant by dclgen?

1071

is oorexx compatible with ibm object rexx?

950

Name the divisions, which are available in a cobol program?

1188

How do u write test cases?

2024

Define static linking and dynamic linking.

1123

Why cursor is used in db2?

996

What is a ci split? What is a ca split?

1130

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