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27 terms

Networks & Communication

Chapter 8
STUDY
PLAY
MAN
A high-speed network that connects local area networks in a metropolitan area and handles the bulk of communications activity across that region
communications device
For successful communications, you must have a ____ that connects a communications channel to a receiving device.
hot spot
An area with the capability of wireless Internet capability
router
A type of communications device that connects multiple computers together and transmits data to its correct destination
FTP software
Type of application software used for communications
broadband
Another name for a cable modem
Bus
Network topology that consists of a single central cable tow hich all computers and other network devices are connected
Wi-Fi
Type of wireless home network that can send signals over distances up to 1,500 feet in some configurations
P2P
An Internet network on which users connect directly to each other's hard disks and exchange files
wireless access point
A central communications device that allows computers and devices to transfer data wirelessly among themselves
network topology
The layout of the computers and devices in a communications network
modem
A communications device that converts analog and digital signals
WAN
A type of network that covers a large geographic area, such as a city, country, or the world, using a communications channel that combines many types of media such as telephone lines, cables, and radio waves
network
A collection of computers and devices connected via communications devices and transmission media
coax
Coaxial cable is often referred to as ____.
public Internet access point
Allows users to connect wirelessly to the Internet using their mobile computers or devices
Ethernet
The most common type of network card
communications channel
Data, instructions, and information travel on a ____
server
Serves as both a sending and receiving device in a communications system
cybercafe
A place that provides computers with Internet access to its customers
dial-up
A temporary connection that uses one or more analog telephone lines for communications
digital signal
Consists of individual electrical pulses that represent bits grouped together into bytes
token ring
Technology that ensures only one computer transmits data at a time
Bluetooth port
Enables devices to transfer data via infrared light waves at rates from 115 kbps to 4Mbps
bandwidth
The maximum amount of data, instructions, or information that can travel over a communications channel
throughput
The amount of data, instructions, or information that can travel over a communications channel at one time
optical fiber
The core consists of dozens or hundreds of thin strands of glass or plastic that use light to transmit signals