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,

2166

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

IBM,

2080

Give me example of Ibm framewoek Application?

IBM,

1 4866

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

IBM,

2248

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

1 7418

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

6 10992

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

3 10232

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

2 8396

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

3 9288

What is SDSF?

3 11857

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

T systems,

2 9985

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

T systems,

6 44953

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

IBM, T systems,

2 20413

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

5 10648

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 64204

Un-Answered Questions { IBM MainFrame }

How to find the number of rows in a db2 table?

1121

What are the rules of the move verb?

1273

Suppose I have a ksds file. I have a records like 1,2,3,4,5,6,...100. I want to read using dynamic mode like from 10 the record onwards like, 10,12,14,16,18,....60. Wat is the command for this?

675

what is use of space parameter in dd statement?

1288

What is meant by an isolation level?

1021

Explain packages.

1117

What is the usage of comp fields in cobol?

1189

Can you tell me how can you find out the # of rows updated after an update statement?

1102

What is view db2?

1085

What is concurrency?

1241

how to access data held on the jes spool?

1072

How to override loadlib?

2049

What is the role of the data page in the db2 database?

1029

Explain how to initialize a register to 0000?

1014

Mention the option used in a cics command to retrieve the response code after execution of the command?

1110

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