why is as/400 called object oriented machine?
define data structure?
can you display a empty subfile?
what is service program?
how to pick up the changed records every time in a subfile after the first change made ?
how can you specify no duplicate key?
What is the difference between physical file and logical file?
Difference between NOPASS & OMIT?
Explain this error: "all record formats for externally-described file abcd ignored or dropped due to error; file ignored."?
what is the length of a variable in rpg?
how many files can be defined in f specs?
what is match field indicator?
what is a physical file?
what are the different commands used in rlu ?
What is the as400 called now?