1) How do you program your Swing application to do something when a button is clicked?

1-Implement the actionPerfmed() method directly within the JButton class

2-Create a new class that implements ActionListener with an actionPerformed() method that performs the action

3-The application's main() method performs all such activities

4-Define a custom subclass of JButton in order for any actions to be taken

2)Which Swing GUI element allows text entry from the program user?

1-JRadioButton

2-JPanel

3-JComboBox

4-JButton

3)What is the containment (nesting) order of a button within a typical Swing application, starting from its top-most container (window)?

1-Panel, frame, button

2-Frame, panel, button

3-Frame, button, panel

4-Button, panel, frame

4)Which of the following best defines the job of a Swing ButtonGroup?

1-Places the buttons close to each other in the container

2-Arranges the group of buttons solely for presentation purposes

3-Assures only one button in the group is selected at a time

4-Groups checkboxes together to allow multiple choices