PCs Glossary: I
IEEE 1394 port: Also called FireWire; a type of connection that you can use to attach various devices to your computer, similar to USB.
impact printer: A type of computer printer that uses an ink ribbon and some device to physically bang the ribbon on the paper.
inkjet printer: A type of computer printer that lobs tiny balls of ink directly on the paper to create a printout.
input: Information sent to and received by your computer.
insertion pointer: The blinking icon that appears on your computer screen at the location where characters you type appear; also called a cursor.
I/O: Input/Output; the two kinds of activity that a computer engages in — it accepts input from outside devices and gives you output information in a variety of forms.
IP address: An identifier for a computer or device on a TCP/IP network.
IrDA port: An infrared computer port that can be used to communicate with devices such as PDAs and other laptops.
ISA: Industry Standard Architecture; the oldest type of computer expansion slot, used now mainly for compatibility with older expansion cards.