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consists of two or more computers that are linked in order to share resources (such as printers and CD-ROMs),exchange files, or allow electronic communications.

Dedicated transoceanic cabling or satellite uplinks may be used to connect this type of network.

is a small, simple, inexpensive device that joins multiple computers together.

Computers connected to the fileserver are called

 is a device filters data traffic at a network

boundary

is a device that gathers the signals from devices that are connected to it, and then regenerates a new copy of each signal.

are small physical devices that join multiple networks together.

is a device that connects a client computer, server, printer or other component to your network

chip that controls the most basic functions of the computer and performs a self-test every tie you turn it on.

This is a circuit board or card that is installed in a computer so that it can be connected to a network.

Always use an anti-static wrist strap when working on a computer (except when working on monitors)

it is ok not to disconnect a computer from the AC power and from any powered peripherals while you are working on it

•Always handle electronic components by a non-conducting (non-metallic) edge. Don't touch the pins or other connectors.

Always plug an ATX power supply into AC power unless it is connected either to a computer's motherboard or to a dummy test load.

Always grasp a metal part of the computer chassis with your bare hand before you touch anything inside.