Week 9 Event driven programing

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question		réponse
what two things does an interactive GUI component need to process user input commencer à apprendre		event listener to register the user action adn event handler the implement a responce
describe an interface commencer à apprendre		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? commencer à apprendre		true
To handle an AWT event you must implement an interface (ActionListener, WindowListener, etc.). true or flase? commencer à apprendre		true
is an interface part of class hierachy? commencer à apprendre		No, Unrelated classes can implement the same interface
can an interface implement methods? commencer à apprendre		no
A class can implement many interfaces but can extend only one superclass. true or flase? commencer à apprendre		true