Reason for multiple topologies, Computer Network Security

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REASON FOR MULTIPLE TOPOLOGIES

Every topology has disadvantages and advantages, which are described below:

IN A RING:

It is simple to coordinate access to other devices however entire network is disabled if a cable cut happens.

IN A STAR:

On the other hand only once device is affected when a cable cut happens.

IN A BUS:

The network uses fewer wires than a star, however entire network is disabled when a cable cut happens.

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