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 the OCCURS clause be at the 01 level?

Oracle,

8 22518

Can you define multiple maps in a BMS mapset?

CTS,

6 17020

I want to fetch the 10th row of a table which has been changed.How can I do it without going thru all the rows.

5 10938

I am getting a error multiple row fetched while executing a Cobol-DB2 program.How can I solve it without using a cursor.

8 21303

Can we find specific member without knowing the name of PDS or can we search a member to which PDS it belongs to? if so how?

6 18465

How to create a table using embedded sql?

1 6025

i have two file one is ksds another one is esds i want store matching records in flat file how to you matching.

Wipro,

2 10502

i have five step in jcl.my forth step is gdg.gdg was abend.when will job complete,hoe to handle you

L&T, Wipro,

3 12385

In one of intervie, my interviwer asked, I have a file which contains 4 records I would like to split the 4 different outputs for each record how to do?

Cap Gemini, Cognizant, JPMorgan Chase, TCS, Xansa,

14 34217

how will u find out 3rd week's 2nd day using occurs ?

L&T,

3 9910

Read filea And file b write the same records in both files? Records in a but not in b record in b but not in a

TCS,

3 8857

How will you find the currepted records in a file

2 6755

perform I from 0 by 1 until I=5?How maney times it will executes

8 16085

syntax for all WRITE COMMAND in natural language

7 16573

How to resolve SQL Code -310. The db table feild is declared as Decimal(7,2).

IBM, Infosys,

2 33794

Un-Answered Questions { IBM MainFrame }

What is hierarchical database?

3785

What will happen if some program tries to process a queue on which an ENQ command has been issued by some other program?

2784

What is icm instruction?

1121

List the different components of jcl statement?

1151

how do u conduct impact analysis?

2386

Can you explain communication area?

1097

Can I cleanly uninstall oorexx?

1020

What are the main uses of the transaction in the cics?

1072

difference between tsq and tdq?

1270

How to test SQL -911 error while developing COB-DB2 program

7678

Explain the advantage of dynamic generation of acb?

3263

how are start and xctl different?

1013

Give the syntax of job specifying jcl statement.

1207

What are the information stored in ci?

1068

what is the cics command used to access current date and time?

1235

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