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1

are networks that use a public network to connect remote sites.
2

A(n) is a device that merges several low-speed transmissions into one high-speed transmission.
3

A(n) consists of a small computer connected to a larger computer and assists the latter with communications functions.
4

A(n) is a fixed-length block of data for transmission.
5

In electronic messages are divided into packets for transmission over a wide area network to their destination, through the most expedient route.
6

measures the number of packets that are lost on the way from a computer to the destination computer.
7

A is an often nonpermanent and mobile office run with computer and communications technology.
8

The is the range, or band, of frequencies that a transmission medium can carry in a given period of time.
9

Satellite systems may occupy one of three zones in space: GEO, MEO, and .
10

is a short-range wireless digital standard aimed at linking cellphones, PDAs, computers, and peripherals up to distances of 30 feet.





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