Q$25.$ Which of the following is not a JOption Pane method?

A$.$ showOutputDialog$0$

B$.$ showlnputDialog$0$

C$.$ showMessageDialog$0$

D$.$ showConfirmDialog$()$

Q$26.$ Which of the following is not a JOptionPane message type?

A$.$ INFORMATION$\_$MESSAGE

B$.$ ERROR MESSAGE

C$.$ TEXT$\_$MESSAGE

D$.$ QUESTION$\_$MESSAGE

Q$27.$ Which of the following JTextField constructor is given incorrectly?

A$.$ JextField textField $=$ newJTextField$(10)$;

B$.$ JTextField textField$2=$ new JTextField$("$My Text Field"$)$;

C$.$ JTextField textField $3$ new JTextField$()$;

D$.$ JTextField textField$4=$ new JTextField$(20,"$My Text Field"$)$;

Q$28.$ Which of the statements about JLabel is incorrect?

A$.$ JLabel is inactive to input events such a mouse focus or keyboard focus

B$.$ A JLabel displays read$-$only text, an image, or both text and an image

C$.$ JLabels are vertically centered and the user cannot change the alignment of label

D$.$ The setText method defines the single line of text that JLabel will display

Q$29.$ Which one is not included in the Swing button hierarchy?

A$.$ JRadioButton

B$.$ JoggleButton

C$.$ JmageButton

D$.$ JCheckBox

Q$30.$ Which is not one of the methods used for JTable

A$.$ addColumn

B$.$ setValueAt

C$.$ setSelectedRow

D$.$ editCellAt

Q$31.$ Which of the following statements is incorrect

A$.$ The JMenuBar class is used to display menubar on the window or frame

B$.$ There is only one constructor for JMenuBar

C$.$ The object of JMenu class is a pull down menu component which is displayed from the menu bar

D$.$ The object of JMenultem class adds a simple labeled menu item to the menu bar

Q$32.$ Which of the following is false about JTabbedPane?

A$.$ It lets the user switch between a group of components by clicking on a tab

B$.$ It can store and organize multiple components into distinct tabs

C$.$ The getSelectedIndex method can be used to switch to a specific tab

D$.$ When the user click on a tab, only data related to that tab will be displayed

Q$33.$ Which Java GUI component is suitable for hierarchical data representation?

A$.$ JTree

B$.$ JSlider

C$.$ JTextArea

D$.$ JProgressBar

Q$34.$ Which of the following is a special method used to initialize objects of a class?

A$.$ Constructor

B$.$ Destructor

C$.$ Main

D$.$ Static