The question is testing your knowledge on when the valueBound and valueUnbound listener methods will be triggered.
A good workman is known by his tools.
posted 9 years ago
Thanks Marc for the reply. But the bound & unbound mechanism I don't understand.Why the answer is "BBUBUB"? I thought it's "BUBBUB". Please can you explain. Because I am very near to take the exam. I need help.