DB400 Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

DB400 Interview Questions

Questions Answers Views Company eMail

how can we write LF using flatfile.

9 21776

what is the difference between adding keys & constraints into a phisical file

HSBC,

4 11735

what is the difference between adding keys & constraints into a phisical file

HSBC,

6 15589

How we can't update join logical files?

10 25508

I want to change the attribute of field or want to add new field in existing PF but condition is format level identifier should not change, is it possible?

Mind Tree, TCS,

9 25303

WHAT IS THE DIFFERENCE BETWEEN 'COLHDG' AND 'ALIAS'?

Accenture,

5 20700

YOU CAN DELETE THE RECORD SPACE PERMENANTLY IN PHYSICALFILE THROUGH CL?

4 12620

can any one pls tell me some differences between a LF and command OPNQRYF?

Accenture, Cognizant, eFunds,

3 12593

How to insert more than one record to a pf at a time?(Bulk insert to a pf)

9 21884

how to see number of logical files depending on a pf?...can we declare more than 20 logical files from a single pf? is it possible

ocbc,

4 9922

Define interactive jobs and batch jobs

6 14751

pls anyone explain about compile time array,pre run time array run time array

4 17529

Q.1 how to implement the commitment control. 2.how to control commitment control from external program.

IBM,

7 22204

Which keyword is used both in subfile and subfile control record format of a DSPF?

8 17873

CRTDTA AND CRTARA should be used along with?

2 8086

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Un-Answered Questions { DB400 }

Last statement of any rpg program is lr?

1083

What is the purpose of the chain and setll and setgt?

1045

What is the interactive job? What is the batch job?

1045

What is the interactive job?

1029

What is the primary file?

1137

There is one string as A B C and wanted to display string as Shri A Shri B Shri C, how we can do this in sql? If we have around 100 values in string like this, each value should be displayed with initials as Shri.

1181

How to change the batch job to interactive job?

989

When we create a pf and did not fill up maint parameter, then by default which access path will the system take & why?

1098

What is FORMAT keyword and its use?

611

Suppose I have a pf,it contains 5 members,how to access particular member data from logical file ?and what is the use of member in pf?

1059

How to know the particular record in pf with out reading?

1067

How to index LF by relative record no (RRN)

3298

In a CL Program after executing a SQL SP how to receive a Output value from the SP. Just to make it clear I am sending 2 input and 1 output parameter to the SQL Stored Procedure. Now while receiving it output parm it is failing.

2609

Suppose I have a pf, it contains 5 members, how to access particular member data from logical file? What is the use of member in pf?

1127

I have physical file with 100 records,there is no any duplicate records in this pf.based on this pf one logical file I have used.but this lf is viewing only 80 records only of that pf?what is the reason for this?

1109

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