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 Introduction abt Ibm framework

IBM,

2162

Expalin about Ibm frameworkinh working & is it platform independant & open source?

IBM,

2076

Give me example of Ibm framewoek Application?

IBM,

1 4862

Is it rquired any server for Ibm framework? Give me list of Ibm framework & recent version IBm framework?

IBM,

2245

What will happen if we try to create GDG (+2) generaton instead of (+1) generation?

1 7413

How many maximum number of procedures can we write in one COBOL program?

6 10968

Can we move X(9) to 9(9). If yes what are the ways for doing this?

3 10223

What will happen if we move SPACES to numeric field and ZEROES to alphabetic field?

2 8389

What are isolation levels? Where do we need to specify them in compiling JCL?

3 9278

What is SDSF?

3 11847

What will happen if we generate GDG +2 version instead of +1 version?

T systems,

2 9977

Can we move SPACES to numeric field and ZEROES to alphabetic field? If yes what are the way doing this?

T systems,

6 44940

What will happen if we generate GDG (+2) version without generating (+1) version?

IBM, T systems,

2 20404

How many maximum number of procedures can we write in one COBOL program?

5 10633

Can we MOVE X(9) to 9(9) OR 9(9) to X(9)? If yes what are the ways for doing this?

T systems, Tech Mahindra,

12 64181

Un-Answered Questions { IBM MainFrame }

Can you define an alias?

965

What are the various data types available in db2?

1094

Explain control variable in online screens?

1005

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

1482

What is copy pending and check pending in db2?

1005

What is the problem of ordered sequential files access?

1164

What is distributed relational database architecture? And components?

1001

What is 'mounting' of volumes ? Is there anything that a programmer can do in it ? How to find currently mounted volume ?

2567

What is the difference between Global and External Variables?

1377

Distinguish among erase, erase permanent, erase selective and erase all?

1669

Kindly specify the pic clause for the any bll cell type of data fields?

1223

name a few common vsam status codes?

1060

How dummy is used in jcl?

1149

What is the main purpose of having user catalog in vsam?

1066

How IBM framework work?

2242

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