19._________ provides the basic attributes and behaviors of a window—a title bar at the top of the window, and buttons to minimize, maximize and close the window.
20.Which of the following statements about a JLabel is false?
21.Method __________ can be used to set the layout manager of a container.
22.A JLabel can be attached to a JFrame using method:
23.Which method sets the text that's displayed when the user hovers over a JLabel?
24.Which of the following expressions creates a JLabel that displays the text "Here is what I look like!"? The JLabel should display Icon object face, and the JLabel’s contents should be left aligned.
25.Which expression returns the location of a file as a URL?
26.Which JFrame constant indicates that the program should terminate when the window is closed by the user?
27.Which of the following is false?
28.Which of the following most completely describes the steps for setting up event handling for a GUI component?