Refer to the class shown below which compiles with no errors and runs with no exceptions but does not produce correct results. Answer the questions which follow. Assume correct import and package statements 01 02 03 04 05 06 07 08 09 10 public class Hello GoodBye extends JPanel { /** A button to say hello. */ private final JButton myHelloButton; 11 /** A button to say goodbye. */ private final JButton myGoodbyeButton; /** A label to display the message. */ private final JLabel myMessageLabel; 12 13 14 15 16 17 18 19 20 21 22 Initializes all of the fields. *7 public Hello GoodBye() { super(); myHelloButton = new JButton("Hello"); myGoodbyeButton = new JButton("Goodbye"); myMessageLabel = new JLabel("Message"); } 23 24 25 26 27 28 29 30 Lay out the components and makes this frame visible. */ public void setUpComponents() { setLayout(new BorderLayout()); final JPanel labelPanel = new JPanel(); labelPanel.add(my MessageLabel); add(labelPanel, BorderLayout.SOUTH); 31 32 33 34 35 36 37 38 final JPanel buttonPanel = new JPanel(); buttonPanel.add(myHelloButton); buttonPanel.add(myGoodbyeButton); 39 40 add(buttonPanel, BorderLayout.NORTH); 41 } 42 43 44 } Question 5 What is the default layout manager for a JFrame object? flow O border O grid O gridbag Question 6 What is the default layout manager for a JPanel object? O flow O gridbag O border grid > Question 7 What is the layout manager that has five regions? O gridbag flow O border O grid > Question 8 setLayout(null) ensures absolute positioning True O False