what is procedure prototype and procedure interface.
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WHAT IS FERERENTIAL INTRIGRITY ?
what is the main use of OPNQRYF ?? in that query why we can use OVERDBF and in that OVERDBY why should we use SHARE(*YES)
how to define global parameter in ile ?
What is Spool file, Why is it required?
what the purpose of ovrdta, ovrata keywords?
OVRDBF FILE(xxx) TOFILE(libl/filename) share(*yes) In which scenario is share(*yes) used? could any one explain with an example?
What are the types of data areas?
what is OUTFILE?what is the uses and disadvantage? where we can use this?
Diff B/w ref and reffld?
What are the different types of keywords in display files?
What are the system objects required for journalling?
What is the difference between array and a multiple occurrence data structure?