Flashcards
Network Hardware
Flashcards do conjunto (4)
- 1ModemModulator-demodulator
Modems convert digital information used by computer systems into analog signals that can be transmitted across the telephone network - 2RouterRouters are used to connect one network to another. Routers ensure that packets of data leaving one network are correctly passed to another network so that they reach the intended destination.
- 3HubA hub broadcasts data to all devices on a network. This can use a lot of bandwidth as it results in unnecessary data being sent
- 4BridgeA bridge is used to connect 2 separate LAN networks. A computer can acts as a bridge through the operating system. A bridge looks for the receiving device before it sends the message so it will not send a message if the receiving computer is not there. It also checks to see if the receiver has already had the message. This can prevent unnecessary data being transferred and so improves the network perormance.
Informações
- Descrição
- FlashCards sobre Network Hardware, criado por td.beech em 25-02-2015.
- Criado por
- td.beech
- Visualizações
- 0
- Avaliação