Flashcards
Elements of a Network
Cards in this deck (5)
- 1Communication DevicesNeed Network Interface Card to connect to LAN. Allows network to recognise computer, controls speed of data transmission around network
- 2Communication Devices (Individual Users)Multiple devices for home user to connect to internet. A modem - Plugs into computer or is in computer, connected to a phone line and connects to a WAN. Converts digital to analogue and converts analogue to digital for computer to receives messages.
- 3Communication Devices (Broadband Modem)Uses Asymmetric Digital Subscriber Line (ADSL), achieves faster rates of transmission. Connects 1 computer to internet. Routers can be used to allow multiple users internet access.
- 4Communication Devices (Large Organisations)Extra hardware needed. Maintains a number of servers, manage traffic around network. HDDs with high capacity store databases, user files and software.
- 5Data Transfer MediaCables are most common. Cable connects to network interface card. Made of copper wire. E.G Ethernet (Coaxial) and UTP (Unshielded Twisted Pair). Fibre optic are becoming more common but more expensive
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- AS level IT Flashcards on Elements of a Network, created by Jonathan Allaway on 02/04/2017.
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- Jonathan Allaway
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