Want to know more about standard Java I/O concepts like standard input, standard output, and standard error? Read on!

The program will tell the CPU how to process the input information and what form to send the output in. For example, we might use a keyboard to send some text input into the computer.

Input Redirection The ‘ <’ sign is used for the input or stdin redirection. For example, Linux’s mail program sends emails from your Linux terminal. You can type the email contents with the standard ...