Swing Quiz

What do you call the top level container in Java Swing?

• JPanel
• JWindow
• JDialog
• JFrame

What is the correct syntax to import Java Swing?

• import java.swing.*;
• import javax.swing.*;
• import java.awt.*;
• import javax.swing*;

What is the simplest container used in Java Swing?

• JTextField
• JPanel
• JFrame
• JButton

Which of the following is not a method of the JFrame class?

• setTitle()

• setWidth()

• setSize()

• setDefaultCloseOperation()

How many regions are available when using BorderLayout?

• Three
• Four

• Two
• Five

What is the correct syntax to change the background color of a JPanel named "panel" into blue?

• panel.setBackground(Color.BLUE);
• panel.setColor(Blue);
• panel.changeColorTo(Blue);
• panel.updateBackground(Color.BLUE);

How do you set the initial position of a JFrame to be in the center of the screen by default?

• setLocation(0,0)
• setLocationRelativeTo(this)
• setLocationByDefault(center)
• setLocationRelativeTo(null)

Which of the following is not a Layout Manager in Java Swing?

• GridLayout

• BorderLayout

• FlowLayout

• SwingLayout

In Java Swing, what is the purpose of an "ActionListener"?

• To play audio files in the background
• To create new GUI components
• To change the color of the GUI components
• To handle user actions on GUI components