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 like inverted list?

952

Explain what happens when you issue a escape routine in a program? Will there be any compilation /run time erro?

973

Explain how to find occurrence of mu and pe fields in a file?

931

Explain control variable in online screens?

1004

Explain how to receive data passed through jcl parm parameter in a natural program? How data definition is defined in the program?

1131

Explain the data storage?

1005

What is the difference between read(1) and read work file once?

1043

Explain how to move cursor to a particular field when position is not known?

1002

Define cobol coding sheet?

1016

How to receive data passed through jcl parm parameter in a natural program?

972

Explain how are you going to remove duplicates from the file that is being read?

1009

What is the difference between escape(top or bottom) and escape immediate(top or bottom?

1029

How can we see the copy book length using file-aid?

958

What are the sub parameters for undo command?

1087

What is the structure and definition for the same?

1010

Un-Answered Questions { IBM MainFrame }

explain icm instruction?

1084

What are the cics commands associated with task control?

998

What is DEQ?

1045

What is commarea (communications area)?

1009

Define cebr?

1108

Tell me abt any another framework which is challening for Ibm framework

2103

how can we repair a soc-7 error?

1036

What is meant by comp-3 and what is it used for?

1037

Describe major components of db2?

1095

Explain how can you accomplish breakpoint in intertest?

1030

What is the use of symbol // in jcl?

1486

Name the cics command that gives the length of twa area?

998

What is Cataloged Procedures?

1169

What does the 'cebr:cics' transactions do?

1029

Explain the hierarchy levels in jcl?

1683

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