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topology

12.sturman Inglés 4 fichas

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1topologylayout structure:
2busa single fibre optic cable connect to a multiple of computers. the computers are laid out in a straight line.
advantage: they connection is speedy and clear
disadvantages: if the cable damaged at any point either start ,middle or end the connection quality will be poor.
3starcomputers are organised into a star shape structure with normally a switch or hub in the middle to send and receive data. each computer is connected by a via fibre optic cable. benefits: if one of the cables to the computer breaks ,the other terminals will not be effected. drawbacks: the cost to implement the network is expensive because of the amount of the cable needed.
4ringcomputers are laid out in a ring structure. similar to the bus however the computers are connected with a coaxial cable.
benefits: cheap to install.
drawbacks: the quality of the signal can be affected by the noise generated by the coaxial cable.