Multiple choice technology web technology

Which interface used for event handling in echo2

  1. ActionEvent

  2. ActionListener

  3. ApplicationInstance

  4. None of the above

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

ActionListener is the standard interface used for event handling in Echo2 (a web framework). ActionEvent is typically an event class, not the listener interface. ApplicationInstance is a different component entirely.