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 are types of indexes?

1193

What is bind and rebind in db2?

1195

What is cascading rollback?

1283

How can the firstname and the lastname from the emp table be concatenated to generate complete names?

1327

What is catalog database in db2?

1218

What is database reorganization?

1186

What is copy pending and check pending in db2?

1050

Why cursor is used in db2?

1092

What is an instance in db2?

1089

What is the use of with ur in db2?

1115

Can we delete records from view?

1024

How do I delete a table in database?

1079

What is difference between rollback and commit?

1211

What is static and dynamic call in cobol?

1117

What is the use of dclgen in db2?

1138

Un-Answered Questions { IBM MainFrame }

Write a program to explain size error.

1240

How to find or access the current level of a gdg?

886

What is db2 purescale?

1057

How to Clear a Query Using the RESET Command ?

1780

How many register we are using in mvs?

1093

With the use of an alternate index, how is a VSAM file accessed?

1147

Explain about the file objects in vsam?

1102

Explain the difference between the into and the set option in the exec cics receive map command?

1182

Explain the different system tables used in cics?

1073

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

1332

What is afoper?

914

What is link edit in cobol?

1271

Explain about different table spaces.

1155

If the stored record is not defined as automatic of a set, how can it be stored as a member of the set?

876

Explain dbdgen process?

1185

For More Un-Answered { IBM MainFrame } Questions Click Here