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

Can you define an alias?

962

Can you define spufi?

910

Can you explain function of dbctl?

1119

Can you define path?

985

How to compare two files by using sort?

1016

Explain identify whether a call statement is a static or dynamic call?

1002

Can you explain create an empty file by using sort?

943

How an empty file to be checked?

1037

Can you explain function of iebgener?

1025

What is the difference between inrec and outrec?

1113

When do you get -811 sqlcode and how to resolve it?

1002

Can you define a gdg?

988

What are the mainframe computing pros and cons?

1105

What is an ook-rec in idms?

854

What is auto status in idms?

873

Un-Answered Questions { IBM MainFrame }

What is innodb buffer pool?

1048

Define a junction record in idms?

834

How to handle exceptional conditions in cics?

1127

What are the types of processes to create a map in cics?

1044

how do you reference the printer file formats from cobol programs

1212

What is the full form of adabas?

949

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

1021

Write a cobol program making use of the redefine clause.

1172

What is dbms in ims?

1058

) How do u handle errors in BMS macro

2038

What is a db2 table?

1006

What is timing concept in mainframe?

2200

Can you name a few software running under the mainframe?

946

What is the output of the following command given in tso/ispf terminal?

1020

Can you delete vsam files with the delete option of the disposition parameter of jcl?

1108

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