DB400 Interview Questions
Questions Answers Views Company eMail

how can we write LF using flatfile.

9 12952

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

HSBC,

4 6726

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

HSBC,

6 9951




How we can't update join logical files?

10 16033

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?

TCS, Mind Tree,

9 15166

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

Accenture,

5 14428

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

4 8135

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

eFunds, Cognizant, Accenture,

3 8202




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

9 13177

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 5818

Define interactive jobs and batch jobs

6 9787

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

4 12050

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

IBM,

7 15248

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

8 10400

CRTDTA AND CRTARA should be used along with?

2 5110


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Un-Answered Questions { DB400 }

Why journalling is compulsory before commitment control?

43


How to retrieve a physical file after deleting that?

43


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

55


What is the batch job?

51


What is open data path?

40






How many maximum record format a logical file have?

49


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?

49


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

35


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?

49


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

37


What is the use of member in pf?

41


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?

49


What is the primary file?

44


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

45


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

39