What is the primary file?
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In how many ways we can create a logical file?`
How to know logical file belongs to which physical file without source?
How to change the batch job to interactive job?
How to add a field to a PF and compile it without loss of data?
WHAT IS THE DIFFERENCE BETWEEN 'COLHDG' AND 'ALIAS'?
what is the intractive job? what is the batch job ? how to change the batch job to interactive job?
Last statement of any RPG pgm is LR?
How to retrieve a physical file after deleting that?
How we can't update join logical files?
How to find the list of source physical files in a library?
Can we concatenate fields in physical file? If yes how can we do?
what is use of self join and which cases you will use this join