Multiple choice What is the output of the below query? select rowid from dual 0 1 AAAABBAAAAOhAAA AAAAB0AABAAAAOhAAA Reveal answer Fill a bubble to check yourself C Correct answer Explanation This answer is correct. Oracle generates a unique number, which is rowid from dual, i.e. AAAAB0AABAAAAOhAA. RowID is an unique value for each record in a table.