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

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

If you are current on the owner of a set, what is the difference between an obtain next and obtain first in idms?

816

What does a rollback do in idms?

927

What is a region in idms?

864

What is the meaning of copy idms subschema-binds in idms?

850

What is the idd in idms?

1026

If the stored record is not defined as automatic of a set, how can it be stored as a member of the set?

770

What does a finish do in idms?

908

What is idms?

821

Is there a application program coding difference between local and central version mode in idms?

825

What is an area sweep and when is it used in idms?

1 1244

So manual and automatic are the connect options for a set. What are the disconnect options?

784

What is the difference between lds and esds?

1012

Under idcams, multiple functions can be executed, each of which returns a condition code. What will be the condition code returned to the operating system?

992

Using alternate indexes in batch program?

1068

On which dataset you can have alt index?

883

Un-Answered Questions { MainFrame }

how do you access an uncataloged dataset in a jcl?

1675

during execution, an rpg/400 program automatically follows a sequence of operations for each record that is processed. The built-in program cycle includes the following logical steps.

1184

what is a logical file?

1735

What are db2 tables?

1073

What is explain plan in db2?

958

What are the utility programs in jcl?

1124

Why are you looking for a change?

940

is it compulsory commitment control in journal?

2445

What are the various section in data division and briefly explain them.

1134

when are the unique constraints executed?

1083

what does check opcode do ?

1799

What are the objectives of dbms in ims?

1055

What is the primary file?

1088

How to read a pf in reverse(from last record to first) using cl?

1078

What is dynamic transaction backout?

1109

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