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 do you understand by jcl?

1051

Describe the various parameters utilized in the creation of a gdg?

1156

What methodology can be adapted to transfer data to a program that is coded using the exec statement?

1219

What do you understand by the term notcat 2 – gs?

1243

What do you understand by the term “keyword” with respect to jcl and what is the opposite of the term?

1143

What do you understand by the terms: joblib and steplib?

1177

What is the difference between run mode and addressing mode?

1250

List in order the hierarchical levels of jcl?

1114

What is the use of disp parameter?

1141

List the various advantages of using jcl language?

1454

What is the tcp in the cisc?

1115

What do you mean by the term fct?

978

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

1035

What is the type of ppt in the cics?

1003

What is the pcp in the cics?

937

Un-Answered Questions { IBM MainFrame }

Define declaration generator (dclgen).

1116

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

1025

When do you get -811 sqlcode and how to resolve it?

1006

What is the use of lds (linear data set)?

1027

Are there any set of rules for the names of the steps used in a job? What are they?

1076

What is database reorganization?

1128

What is use of restart and how to use it?

1317

What does the 'ceci:cics' transactions do?

1106

What's The Percentage Free Space ?

1224

How to find the maximum value in a column in the db2 database?

1084

What does a cics translator do?

1438

Why do chiropractors use drop table?

1109

Write about the self-referencing constraint?

976

Name the three ways available for a program to position the cursor on the screen?

1090

What is mpp mode?

1136

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