Answer:
The correct answer is C:
btOK.setOnAction((ActionEvent e) -> System.out.println("Handle the event"));
Explanation:
The button produces an action once clicked. The setOnAction method indicates what will happen when the button is clicked. Action Event is a type of event that gets processed by EventHandler, which provides the action to be performed by clicking the button (printing out "Handle the event").
A burn-in test is a test which is usually performed on a system or component by running it for a long time in order to bring out any errors or system failures etc.
While doing it on CPU the data must be backed up as any kind of error or failure may result in the loss of data, at time systems can be repaired to retrieve data but still there is no guarantee, backing up is the best option.
E-mail stands for Electronic mail. It is a method of exchanging messages ("mail") between people in a telecommunication network with the usage of electronic devices. There is a sender and a receiver for any given message, and they switch positions in turn.
The statement that E-mail is an temporary message medium is false. E-mail can be kept forever and are not temporary.