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 drop table and delete table?

1291

What is the difference between using bind () and rebind () methods of naming class?

1469

What is the difference between plan and package in db2?

1176

How to create backup table in db2?

1151

How to check sequence on a table in db2?

1120

What is declare cursor?

1171

How do I connect my db2 database to ibm?

1087

What is explain plan in db2?

1053

Can we update view in db2?

1055

What is null indicator in cobol db2?

1116

How to connect to db2 database from windows command line?

1146

How do I add a column in db2?

1097

What is node in db2?

1104

How do I add a column to an existing table in db2?

1091

How to access db2 tables in mainframe?

1107

Un-Answered Questions { IBM MainFrame }

What is database alias db2?

1184

Explain the purpose of dd * statement in jcl?

1126

How do I start db2 in windows?

1145

What is the connection string to connect to the DB2 Database ?

1178

Explain how can the disposition of sysout datasets be set for an entire jobstream?

1152

Explain about logical data model of idms?

951

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

1262

How do you simulate the explain of an embedded sql statement in spufi/qmf?

1149

In job processing, what happens in execution stage?

1292

What are the cics commands associated with task control?

1050

Define sqlca.

1174

What is dbrm? When it will be created?

1092

Is db2 a mainframe database?

1055

What is the use of db2?

1118

What is linkage section?

1022

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