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

Explain the function of entry-sequenced data set?

1093

State the differences between vsam and non-vsam files?

1116

What is the main function of key-sequenced data set?

1086

Differentiate between control interval (ci) and control area (ca)?

1057

Differentiate between ci split and ca split?

1062

Describe the uses of ams?

1061

What are the information stored in ci?

1070

What is a vsam dataset?

1098

Tell about the ams used in vsam?

1235

Discuss record management in vsam?

1032

What do you understand by the term job time – out and how can you overcome that?

1097

What is the motivation behind coding class parameter in job statement?

1243

List the different components of jcl statement?

1151

List the different jcl statements that are not permitted in the procedures?

1136

What are the rules employed while naming the steps in a job?

1218

Un-Answered Questions { IBM MainFrame }

What are the main control blocks available in ims db?

1155

What is difference between static and dynamic call in cobol?

1471

how to define a directory and what is the structure and definition for the same?

1129

How you can characterize tables in cobol?

1261

What is a junction record in idms?

1001

How do you use altindxs in batch, cics programs?

1107

What are steplib and joblib?

1231

What is one line to pass PARM from JCL to COBOL?

5016

What does "using" do?

1122

Write a program to explain size error.

1242

how can we apply for HSBC exam(Mainframe) in India??? i went to their site and was told to submit my CV ,. etc..( totally confusing...)

2453

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

1184

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

2858

How to Save a Query?

1657

how can you load a vsam data set with records ?

1224

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