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

Define cobol?

1405

What are different data types in cobol?

1322

Define static linking and dynamic linking.

1195

How to know whether the module is dynamical or statistical?

1142

What is the difference between next sentence and continue in cobol programing language?

1222

For rewrite, why is it mandatory that file needs to be opened?

1109

Mention the guidelines to write a structured cobol program?

1095

What is the difference between version control and debugging tools?

1052

What is mainframe testing?

1105

What is the difference between the mro & isc?

1042

What is the cics command that is used to access current date and time?

1121

Describe major components of db2?

1093

Explain about rct in db2?

1109

What is db2?

1182

Explain various types of locks in db2?

1151

Un-Answered Questions { IBM MainFrame }

Explain cemt transaction commands?

1163

how long does the install of oorexx take?

1013

What is the syncpoint command?

1213

How to find out the closest prime number of an input number? I believe it has something to do with SEARCH and COBOL Linear Array.

4171

which utility is used a dummy utility?

1472

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

1162

What is the function of iebgener?

1053

What is the pcp in the cics?

937

What is a set? How may sets be ordered?

832

Mention a credible reason why select* is never given preference in an sql program that has been embedded.

1196

Explain in detail about buffer manager and its functionalities?

1066

When The Define Jcl Is Not Available, How Can You Get Information About A Vsam File's Organisation ?

1225

What is the difference between fixed length and variable length records?

874

if we have " ibm mainframe ",in that how to remove first and last leading space eg:"ibm mainframe" like that the answer we need

1349

What is access path in db2?

986

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