Chapter 12

Question 1

What listener is used for button generator

Answer 1

ActionListener interface

Question 2

Button generates what events

Answer 2

action event

Question 3

Windows generates what events

Answer 3

Windows events

Question 4

Which listener is used for window event

Answer 4

WindowListener interface

Question 5

What is listener interface

Answer 5

It listens to events

Question 6

What are event generation steps

Answer 6

1- Create component which can generate events (e.g. button, windows, etc)
2- Build component (objects) that can handle events (Event handlers)
3- Register handlers with generators

Question 7

What is inheritance nature of classes in Java

Answer 7

A class can inherit one class only, but a class inherit multiple interfaces

Question 8

Which are 2 types of listener interface for mouse events

Answer 8

1- MouseListener

2- MouseMotionListener

Question 9

What are 5 events for mouselistener interface

Answer 9

1- clicked
2- Pressed
3- released
4- entered
5- exited

Question 10

What listener is used for key events

Answer 10

KeyListener interface