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ODW 6.5

Our Digital World 6.5

local area network (LAN) A type of network where connected devices are located within the same room or building, or in a few nearby buildings.
server Any combination of hardware and software that provides a service, such as storing data, to a client, such as your computer.
wireless LAN (WLAN) A local area network that uses wireless technology.
metropolitan area network (MAN) A type of network that connects networks within a city or other populous area to a larger high-speed network; typically made up of several LANs that are managed by a network provider.
wide area network (WAN) A type of network that serves larger geographic areas. WANs, such as the Internet, are used to share data between networks around the world. WANs might use leased T1/T3 lines, satellite connections, radio waves, or a combination of communications media.
network architecture The design and layout of the communications system; how computers in a network share resources.
client/server network A network architecture in which a computer (called the server) stores programs and files that any connected device (called a client) can access.
client A computer or other device capable of sending data to and receiving data from a server on a network.
distributed application architecture A network architecture that distributes tasks between client computers and server computers.
peer-to-peer (P2P) network A network architecture in which each computer in the network can act as both server and client.
Internet peer-to-peer (P2P) network A modification of the peer-to-peer network architecture, used on the Internet to share files.
topology How devices in a network are physically arranged and connected to each other.
bus topology An arrangement where all the computers and other devices on a network, such as printers, are connected by a single cable.
ring topology An arrangement that has computers and other devices connected, one after the other, in a closed loop. Data transmitted on a ring network travels from one computer to the other until it reaches its destination.
star topology An arrangement where all the devices on the network, called nodes, connect to a central device that is a hub or a switch.
Created by: softcrylic