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

How to handle exceptional conditions in cics?

1137

Can you define cics task?

1111

What is the main function of the sign-on table?

1079

Can you define transid?

1023

Can you define cemt?

1056

Can you explain differences between temporary storage queue (tsq) and transient data queue (tdq)?

1086

How to do automated restart when a job abend?

1393

In job processing, what happens in execution stage?

1204

In job processing, what happens in conversion stage?

1197

How do you access an uncatalogued dataset in a jcl?

1219

What is the output of the following command given in tso/ispf terminal?

1025

How many registers we are using in mvs?

1202

What is need of start 0?

1131

How to get the last record in vsam file in cluster? And how can u get the ksds file records into cobol program?

1036

How to get the last record in vsam file in cluster? And how can you get the ksds file records into cobol program?

1176

Un-Answered Questions { IBM MainFrame }

What is the use of mdt (modified data tag)?

1054

State all the file open modes?

1076

What is db2 optimizer?

1239

What is the pic clause for the any bll cell type of data fields?

1069

Name some of the examples of COBOl 11?

3143

What is parallel sysplex?

819

Explain the function of job statement in jcl?

1211

what is a corelated subquerry?

1122

can oorexx run normal rexx programs?

1006

Tell about how do you eliminate the duplicates?

1007

Can we update view in db2?

1003

What are literals?

1136

What are some jcl statements that are not allowed in procedures?

1236

Explain the maps in cics?

1176

Suppose I have five jobs to do. But I want to hold one?

1127

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