AJP 6CSN

Which is the container that contain title bar and can have MenuBars. It can have other components like button, textfield etc.?

• panel

• frame

• window

• container

By which method You can set or change the text in a Label ?

• A) setText()

• Both A & B

• B) getText()

• None of the above

Panel is defined as ----------------

• The Panel class is a concrete subclass of Container.

• A Panel is a window that does not contain titlebar, menubar and border.

• Panel is a superclass of Applet

• All of the above.

which method will cause a jframe to get displayed?

• show()

• setVisible()

• showFrame()

• displayFrame()

What is the purpose of the setText() method in Java?

• A) To set the text of a Label

• B) To get the text of a Label

• C) To create a new Label

• D) None of the above

Which class is a concrete subclass of Container in Java?

• A) Panel

• B) Frame

• C) Window

• D) Applet

What is the purpose of the setLayout() method in Java?

• A) To set the layout manager for a container

• B) To get the layout manager of a container

• C) To create a new layout manager

• D) None of the above

An ____ is a change in the state of an item?

• spinner

• activity

• event

• occurrence

Which of the following methods can be used to add an action listener to a JButton object?

• addActionListener()
  

• addMouseListener()

• addFocusListener()

• addKeyListener()

Which layout manager is used by default in a JPanel?

• A) FlowLayout

• B) BorderLayout

• C) GridLayout

• D) CardLayout