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 the difference between fixed length and variable length records?

874

What is currency in idms?

963

Name and explain the location modes?

892

What are storage attributes of records?

909

Explain about logical data model of idms?

880

What is a bind in idms?

874

what methods are available for persisting records in an idms database?

840

Explain about find and obtain commands?

912

What is a junction record in idms?

931

What are the uses of commit and finish?

891

Suppose if there are a set of statements and each has a word “value” in it, if I want to display all these statements so that the word “value” is aligned, then how do I code this in rexx?

978

What are the different types of condition in cobol and write their forms.

1115

What rules are followed by the search verb.

1118

What are the rules of the move verb?

1269

Write a program to enter and display the names of students in a class using the occurs clause.

1208

Un-Answered Questions { IBM MainFrame }

What are the uses of ppt in cics?

992

What is defragmentation?

1107

What is the difference between PIC 9.99 and PIC9v99?

1338

when an apllication is invoked via the exec cics start command with the from option, how does the application gain access to the common area?

1076

In the EIB block of CICS, highlight the names of few of the important fields?

1051

I need exexution process for JCL programs

2277

What is the Purpose of Pointer in the string?

1081

A table has two indexes defined. Which one will be used by the SEARCH?

1285

Write about a ‘view’ in brief?

975

How to retrieve rows from a db2 table in embedded sql?

1391

What is a db2 collection?

1046

What is host variable?

1057

How do you define a variable of comp-1 and comp-2?

1201

How can a stopped job be started again?

1191

What are the difference between jcl and jes?

1612

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