COMPUTER PERIPHERALS 31-017-182 (005)

peripherals are hardware attached to a computer but external to the main case that houses the cpu hard drives and other such equipment they are basically devices that allow people to communicate to the computer it is generally a good idea although not as important as it used to be to add and remove hardware from the computer while it is turned off things such as usb storage devices and keyboards mice can generally be inserted and removed at a whim with no consequence however more advanced things such as printers should be installed according to the manufacturer's instructions which may include shutting down your computer there are wired and wireless keyboards and mice wired keyboards usually plug into a usb slot older style keyboards use the ps2 socket at the back of a desktop ps2 to usb adapters are available wireless keyboards work by bluetooth infrared ir or radio frequency rf blueto