In order to define a keyboard input object, keyboard, you could use the instruction:
BufferedReader keyboard = new BufferedReader(System.in);

Question

Quizplus · Accepted Answer

A BufferedReader object must be constructed with a Reader object. System.in is an input stream object instead. In order to use the above definition, the object in the BufferedReader constructor must be changed to be (new InputStreamReader(System.in)). A legal statement would be
BufferedReader keyboard = new BufferedReader(new InputStreamReader(System.in));

In Order to Define a Keyboard Input Object, Keyboard, You