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 a CI, control interval?

3 7036

What are the distinctive features of a ksds, key sequenced dataset?

2 7320

What is a CA, control area?

1 5315

What is a sequence set?

1 5289

What is the index set?

1 5619

What is a cluster?

2 5917

What is the catalog?

1 5137

What is an alternate index?

1 4982

What is a path?

1 5132

What is the upgrade set?

1 4923

What is free space?

1 4415

What is a VSAM split?

2 21669

What is the base cluster?

CGI,

1 11082

Do primary key values have to be unique? Do alternate key values have to be unique?

1 8029

In the COBOL SELECT statement what is the ORGANIZATION for a KSDS?

4 13488

Un-Answered Questions { IBM MainFrame }

is oorexx compatible with ibm object rexx?

1075

What is inspect in cobol ?

1359

What is check constraint. Explain with example.

1169

What dd statement is used to supply the name of a dataset?

1462

What is the function of dd name parameter with a 2 part structure; audit.report?

1332

How do you select a row using indexes in db2?

1182

Explain how pa key is different from pf key?

1262

What does runstats do in db2?

1199

how JCL works?

1336

What is package in cobol db2?

1169

What is the function of rollback in idms?

967

What are the full forms of spufi and dclgen and why are they used?

1153

What is cics load command?

1141

what is DSN in JCL and what are the parameters to declare the DSN?

1263

Explain the function of entry-sequenced data set?

1096

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