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 is the use of lds (linear data set)?

1027

Explain the catalog?

990

Define dynamic processing?

1018

Explain the index set?

1092

Explain the purpose of the file status clause in the select statement?

993

Explain the significance of the shareoptions parameter?

1012

Explain what are the optional parameters to the input dataset while loading the empty cluster with the data records?

1154

What is the purpose of idcams?

1049

What does the keyranges parameter in define cluster command do?

1051

Define free space?

1057

Define a path?

1092

Define base cluster?

1014

What are the common vsam error conditions and codes?

1084

What is recovery parameters in define cluster command?

1058

Tell me how many alternate indexes you can have on a dataset?

1101

Un-Answered Questions { IBM MainFrame }

Explain about base register?

1060

Can you define commarea?

984

can any body give me any website for getting help on mainframe projectts in banking domain.

2107

Can a CICS code be a part of a copybook? If so, then what are the outcomes after compilation?

1121

How would the varchar column remarks defined?

1090

Is db2 a mainframe?

1044

Explain various types of locks in db2?

1158

What is the use of disp parameter?

1143

How do I delete a table in db2?

1073

If the cursor is kept open followed the issuing of commit, what is the procedure to leave the cursor that way?

1148

What is the difference between fixed length and variable length records?

876

Can you define spufi?

912

Explain a linkage segment

1059

How many databases can be created inside an instance in db2 ?

1035

Is db2 a database?

979

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