Question 8 (1 point) Which of the following methods can be used for setting up e

Question

Question 8 (1 point) Which of the following methods can be used for setting up event handling? Create an inner class that implements an EventHandler interface. O Use an anonymous inner class that implements an event handler interface. Use a lambda expression that specifies the code to run when an event occurs. All of these methods can be used for setting up event handling. Save Question 9 (1 point) Which of the following uses a lambda expression for event handling on a button object? O button.setonAction(new ButtonHandler); button.setOnAction( event-> button.setText('I was clicked!")) button.setonAction(new EventHandlerc ActionEvent (0( @override public void handle(ActionEvent event) ( output.setText("I was clicked!");

Explanation / Answer

8) All of these methods can be used for setting up event handling.

We can have a inner class implementing EventHandler interface, an anonymous inner class or lambda expression to do so.

9)button.setOnAction( event-> button.setText("I was clicked!"));

When we use lambda expression we are not required to explicitly implement an Event Handler interface.

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