Computer Networks

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Nodes

All the devices in a computer network

Examples of Nodes

PC, Server, Printers, Smart Phones, Modems, Routers, Switches

Client

The computer in the network that requests and receives the data

Server

The computer in the network that stores and gives the data

Types of Data

Videos, Documents, Photos

Types of Communications Media

Wifi, Satellite, Copper cables, telephone cables, infrared, radio waves, microwaves, fiber optic cables

Computer Network

a group of computers connected together to share data

Web Server

a special type of server that people around the world can access

Web Host

another name for 'web server'

Local Area Network

computer network in one building

Metropolitan Area Network

computer network spanning a city, but under 30 miles

Wide Area Network

computer network spanning more than 30 miles

Browser

programs that display data received in a network (typically the Internet) in a visually-friendly format with fonts, pictures and other media

gets

the client _____ the data

Internet

the most well-known WAN

gives

the server _____ the data

Work Station/ Terminal

two other names for 'client'

Communications Media

what connects the different devices in a network

Data

what is shared in a network


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