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Questions and Answers
Which package does the JFrame class belong to?
Which package does the JFrame class belong to?
- javax.swing (correct)
- java.net
- java.util
- java.awt
What does the JFrame.EXIT_ON_CLOSE operation do?
What does the JFrame.EXIT_ON_CLOSE operation do?
- Hides the JFrame window
- Closes the JFrame window and exits the application (correct)
- Does nothing when the close button is clicked
- Minimizes the JFrame window
Which method is used to set the size of the JFrame window?
Which method is used to set the size of the JFrame window?
- resize(int width, int height)
- setWindowSize(int width, int height)
- setSize(int width, int height) (correct)
- setDimensions(int width, int height)
What does the setVisible(true) method do?
What does the setVisible(true) method do?
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Which constructor creates a window with a title?
Which constructor creates a window with a title?
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Study Notes
JFrame Class
- The
JFrameclass belongs to thejavax.swingpackage.
JFrame Operations
- The
JFrame.EXIT_ON_CLOSEoperation closes the window when it is closed.
JFrame Size
- The
setSize(int width, int height)method is used to set the size of theJFramewindow.
JFrame Visibility
- The
setVisible(true)method makes theJFramewindow visible.
JFrame Constructors
- The
JFrame(String title)constructor creates a window with a title.
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