When you write an action listener class for a JButton component,it must
A) have a method named buttonClicked
B) implement the ActionLIstener interface
C) have a method named actionPerformed which must take an argument of the ActionEvent type
D) Both b and c

Question

Quizplus · Accepted Answer

When writing an action listener class for a JButton component, it must implement the ActionListener interface, which requires the actionPerformed method to be implemented. This method must take an argument of the ActionEvent type. Therefore, both option B and C are correct. Option A is not necessary, as the actionPerformed method serves the purpose of handling button clicks.

When You Write an Action Listener Class for a JButton