network topologies Flashcards
1
Q
what is a network topology
A
the arrangement, or pattern, in which all nodes on a network are connected together.
2
Q
what are the 3 advantages of a star network
A
- Adding or removing network devices is easy, and can be done without affecting the entire network.
- If one link fails, only that link is affected, other links remain active
- Data packets do not have to pass through many devices,
3
Q
what are the 2 disadvantages of a star
A
- high cost as there is many components
- if the hub goes down the whole system fails
4
Q
what are the 4 advantages of a mesh network
A
- Data can be transmitted from different devices simultaneously.
- Even if one of the connections fails there is always an alternative route for the data
- Adding more devices can be done without affecting the transmission of other data.
- It can handle high volumes of data traffic
5
Q
what is a disadvantage of mesh networks
A
- The overall cost is expensive due to the cable or if wireless, wireless connectivity.