Answer me pls.
1)what is import and export parameter will do?
2)without table can u write function module?
3)Difference between set screen and call screen?
4)what is partner profile t.code? then what u will do in that?
5)what is the difference between okcode and sy_ucomm?
6)how u will fix the default size in table control
7)where program will store and which table?