I/O is the means by which a computer exchanges information with the outside world. Devices that provide <answer>input</answer> or output to the computer are called peripherals. On a typical personal computer, peripherals include <answer>input</answer> devices like the keyboard and mouse, and output devices such as the display and printer. Hard disk drives, floppy disk drives and optical disc drives serve as both <answer>input</answer> and output devices. Computer networking is another form of I/O.
A mouse is what type of peripheral device?
input