Syetem Unit

Expansion Card


A card in a computer on which additional chips can be attached to diffuse the computer's capabilities.



Network Interface Card (NIC)




Used by PC systems to attach to either an Ethernet network or wireless network. NICs are not used in laptops or PDAs.



Plug & Play



A standard from Intel to peripheral expansion on a PC. On starting up the computer, Play and Play (PnP) recognizes the connected peripheral devices and composes appropriate internal settings.



Sockets

A method of communication between a client program and a server program in a network.



Chips

A tiny slice of semiconducting material, generally in the shape of a square a few millimeters long, cut from a large wafer of the material, on which a transistor or an outright integrated circuit is formed.



Slots

A socket in a microcomputer that will acquire a plug-in circuit board.

Bus Lines

A parallel circuit that attaches the major components of a computer, allowing the transfer of electric desires from one connected component to any other.



Serial Port

A socket on a computer to used to attach a modern, data acquisition terminal or other device via a serial interface.




Parallel Port

A socket on a computer used to attach a printer or other device via a parallel interface.



Universal Serial Bus Port

A serial interface that can transfer data at up to 480 million bit per second and attach up to 127 daisy-chained peripheral devices.



Firewire Port

A high-speed serial bus that was developed by Apple, Texas instruments and others via the IEEE. It is widely used to download video from digital camcorders to the computer and is also used in other A/V applications.

By

Kathy