Difference between Star Network and Ring Network

SN	Difference between Star Network and Ring Network: there are various topology for arrangement of network components like Star, Bus, Ring etc.
	Star Network	Ring Network
1	In this computers and components are connected in star form.	In this computer and components are connected in a Ring Form.
2	In this it is easy to add and remove Node (computers) in the network	It is little difficult to add and remove node (computers) from network.
3	If one node fail network will not come to halt.	If one node fails the entire network will come to halt.
4	It cost more.	It cost less.
5	It is more in use and more reliable even for big size network.	It not used only for small network.
6	It require a central device (Hub or Swatches) for connecting computers.	It does not require any special device for connecting computer.