A simple computer network consists of computers, a network operating system $($NOS$)$ residing on a dedicated server computer, cable $($wiring$)$ connecting the devices, switches, and a router.

$\_\_\_\_\_\_\_\_\_\_$ consists only of computers, a connection medium, network operating system software, and either a hub or a switch.

ANSWER

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The networking infrastructure for a large company

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A basic network

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Packet switching

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A protocol