IBM MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
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REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
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IBM MainFrame Interview Questions

Questions Answers Views Company eMail

What is mainframe cics?

1108

Is mainframe an operating system?

936

What is z os in mainframe?

993

What is mainframe database?

907

What is plan and package in mainframe?

956

What is difference between static and dynamic call in cobol?

1391

What is link edit in cobol?

1198

What is the difference between copy and include in cobol?

1 2374

What is a buffer in memory?

1058

What is a db2 cursor?

1055

Why do we bind in db2?

1210

What is the use of db2?

1057

What is view db2?

1076

How to execute stored procedure in db2 command editor?

1049

What is the use of runstats in db2?

1112

Un-Answered Questions { IBM MainFrame }

What is defragmentation and what is its advantage?

1294

What is a transid?

1085

How to compare two files in SYNCSORT and on the mismatch record should be deleted from second file.

5540

What are the common tables in cics and their usage?

1013

What is database alias db2?

1128

Is it possible to define dd statements as you want?

1115

What is the function of dd disp parameter?

1135

How would you understand error(execution phase)?

1252

List down the types of triggers in the db2 database?

1032

Explain how does idms communicate with cics?

907

What is the function of the steplib dd statement?

1205

Outputs of explain are with matchcols = 0. What does this signify?

1060

What do you mean by linkage section?

1011

What is null indicator in db2?

1113

run jcl for cobol+db2 pgm?.. //jobcard //step001 exec pgm=ikjeft01 //systin dd * DSNSYSTEM(--------) RUN PROGRAM(MYPGMNAME) PLAN(-----), LIB(-------), PARMS(------) /* WHAT WILL U GIVE INSIDE THE BRACKETS... WHAT IS PLAN,PACKAGE,BIND?..PLAN N PACAKGES ARE GENERATED BY ?...

4316

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