Week 9 Event driven programing

0 7 flashcards up804653

soru		cevap
what two things does an interactive GUI component need to process user input öğrenmeye başla		event listener to register the user action adn event handler the implement a responce
describe an interface öğrenmeye başla		An interface is like a class, but it can contain only abstract methods and constant fields (no class variables).
The class that implements an interface should override all interface methods. true or false? öğrenmeye başla		true
To handle an AWT event you must implement an interface (ActionListener, WindowListener, etc.). true or flase? öğrenmeye başla		true
is an interface part of class hierachy? öğrenmeye başla		No, Unrelated classes can implement the same interface
can an interface implement methods? öğrenmeye başla		no
A class can implement many interfaces but can extend only one superclass. true or flase? öğrenmeye başla		true