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?

918

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

931

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

889

Explain control variable in online screens?

964

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

1088

Explain the data storage?

953

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

988

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

956

Define cobol coding sheet?

960

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

937

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

972

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

959

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

918

What are the sub parameters for undo command?

1042

What is the structure and definition for the same?

973

Un-Answered Questions { IBM MainFrame }

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

1448

Can you define cemt?

1014

Is it possible to create an Instance in DB2 using DB2 Control Center ?

1070

How does control intervals and control areas related to each other?

981

What are the different parameters that are used in vsam?

1121

When reorg is used?

1085

How do you create a temporary dataset?

1138

i want to maintain uniqueness on pdf without make lf??????????

2123

Does jcl support automatic restart?

1195

On which levels locks can be applied?

1078

in order to execute step2 a job after a return code of 8 in step1, what condition you will code in step2?

2662

Write the code to count the sum of n natural numbers.

1167

what is JCL?

1122

how can we apply for HSBC exam(Mainframe) in India??? i went to their site and was told to submit my CV ,. etc..( totally confusing...)

2354

Who uses db2?

997

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