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a. Write an application that extends JFrame and that displays a yellow smiling face on the sceen. Save the file as JSmileFace.java.

b. Add a JButton to the JSmileFace program so the smile changes to a frown when the user clicks the JButton. Save the file as JSmileFace2.java.

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Computer Engineering, Engineering

Category:- Computer Engineering
Reference No.:- M9902858

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