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DB400 Interview Questions
Questions Answers Views Company eMail

how can we write LF using flatfile.

9 17416

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

HSBC,

4 8940

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

HSBC,

6 12284

How we can't update join logical files?

10 20676

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 20243

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

Accenture,

5 17642

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

4 10195

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

Accenture, Cognizant, eFunds,

3 10191

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

9 17529

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 7648

Define interactive jobs and batch jobs

6 11882

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

4 14639

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

IBM,

7 19084

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

8 14220

CRTDTA AND CRTARA should be used along with?

2 6448


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Un-Answered Questions { DB400 }

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

456


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.

1960


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?

499


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

442


How to index LF by relative record no (RRN)

2622






What is the use of member in pf?

416


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

464


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

444


How to retrieve a physical file after deleting that?

463


How to update physical file using logical file with example?

443


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

458


What is the interactive job?

453


Last statement of any rpg program is lr?

491


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?

7017


How to change the batch job to interactive job?

451