In prior Java 101 articles, I referred to the concepts of redirection, standard input device, and standard output device. To demonstrate inputting data, several examples called System.in.read().

Elon Musk’s Neuralink looks to begin outfitting human brains with faster input and output starting next year Darrell Etherington 8:58 PM PDT · July 16, 2019 ...

For example, we might use a keyboard to send some text input into the computer. A program stored in the memory will tell the processor to turn the input into text output on the screen.