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 what you understand by passing by value.

1148

What rules are to be followed while using the corresponding options?

1060

How did the release of cobol/370 version 1.3 improve the performance of release 1.1?

1078

What is multithreading in jcl?

1462

How to execute 2nd and 4th steps among 5 steps in jcl proc?

1307

Explain the mdt in cics?

1157

Explain the maps in cics?

1170

How to define a vsam file in cics getting into cics to define a vsam file.

1156

How do you use altindxs in batch, cics programs?

1039

What is a ca split?

1076

How do you define an altindx?

1038

What are the advantages of vsam over isam?

1133

What is the use of access method services in vsam?

1052

How does control intervals and control areas related to each other?

1001

How is record management performed in vsam?

1138

Un-Answered Questions { IBM MainFrame }

Where & How Do You Code Identifier In Jcl?

1281

Cursors can be declared in both working-storage & procedure division, agreed. But is there any difference? If could you please suggest what is the difference

1434

What is adabas?

1014

what are the parameter we cannot use in procedure? How many instream we can write in single jcl? Can we call instream to catalog and catalog to instream?

1036

what is a base cluster in vsam?

1133

hi.... anybody send real time project related questions & answers whatever will ask in interview plz.....help me? advanced thanks....

2484

What is dpf in db2?

1103

how do u start your process after conducting impact analysis ?

2120

What is the utilization of copybook in cobol? Could we utilize a similar copybook?

1227

What is amode(24), amode(31), rmode(24) and rmode(any) (applicable to only mvsesa enterprise server) ?

1195

What is dbrm library?

1049

State the difference between jes2 and jes3?

1010

How to Build a Row Condition?

1715

What is the function of job statement in jcl?

1088

Write the difference between hidam and hdam databases?

1005

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