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DB400 Interview Questions
Questions Answers Views Company eMail

How can i retrieve city while my i have one field address length 60 but i don't know what where is city in this field ?

4 5138

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.



how to restrict upon adding the data for field reference file in DB400

1 2530

Suppose if a physical file is having 1000 records, but i deleted 500 records from it. Here the concern is can the size of the file changes or it remains the same... kindly help me out with thorough xplanation.... Thanks in-advance...


6 8343

How can we handle errors in RPG?

4 5707

can any one tell me what is meant by PSSR? Kindly elaborate it...

1 4353

In how many ways we can create a logical file?`

5 5643

How can we know that a trigger has been added on a PF? and what is the purpose of adding a trigger?

3 5278

If we use the file level keywords like LIFO, FIFO, FCFO in a file, can we see the impact of it by doing the run query of the file? if not how can we see the impact of these keywords.

2 6896

what is use of self join and which cases you will use this join


1 2323

how to eliminate the level check error


2 3477

what is multiple member pf

Active Brains,

1 2445

what is general and type of general

Active Brains,

1 1838

wirte a simple program for read file in cl

Active Brains,

2 2476

what is dynslt and why we use that command when do we use command

Active Brains, UHG,

2 4330

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Un-Answered Questions { DB400 }

Can we concatenate fields in physical file? If yes how can we do?


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


What is the batch job?


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


What is open data path?


Where the QTEMP library will get created? if the the answer is QSYS, then howcome more than one job can create same library name(QTEMP) in QSYS? what is the uniqueness of QTEMP? For example, run the below command in different workstation WRKOBJ QSYS/QTEMP And take 8 in the option to check the description. both will have different info. so where(which LIB) exactly the QTEMP is stored?


I have a pf, it contains 5 members, how to access particular member data from logical file?


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


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


How to index LF by relative record no (RRN)


What is the use of member in pf?


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?


How to know logical file belongs to which physical file without source?


What is the difference between access path and open data path?


How to change the batch job to interactive job?