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

Which dd parameters are required?

1125

How is the record format of an output dataset specified?

1125

How can a jobs execution priority be modified?

1242

What is the maximum length of a single line of jcl?

1301

What statement can be used to send data to another mvs jes3 node?

1594

How can the attributes of one sms dataset be copied to another dataset?

1368

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

1289

What is the function of the dd dcb keyword?

1286

A dd statement consists of 4 fields. Name them?

1383

How can a job send a status message to a tso user at the completion of a job?

1 2099

a dd statement has 2 types of parameters. Name them?

1103

What parameter directs the output of the job log dataset?

1226

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

1184

How can return codes be tested before execution of a job step?

1439

Can an individual step be restricted from using all the jobs allowed cpu time?

1517

Un-Answered Questions { IBM MainFrame }

can any one exaplin about Decision Tables in test region with good example

2729

Explain the function of the dd dcb keyword?

1196

What is the difference between drop table and delete table?

1140

What is fset?

969

Explain the function of the cics translator?

1006

Explain how to pass instream data in sysin with assembler?

1032

How to fetch 1000 error records from VSAM file(Eg: 1000000 records present) while getting SOC7 abend ?

2410

what is the meaning of ssrange and nossrange?

956

What does a finish do in idms?

896

Explain the contention situations caused by locks?

1022

How vsam files are read in cics pgms?

1246

Is schema the same as database?

1018

How connect db2 database to datastage?

1198

What is the difference between an obtain next and obtain first in idms?

840

Write a cobol program making use of the redefine clause.

1134

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