7. You are a Network Admin managing a Network and you are using a topology which has a single point of failure. If there's a break in the network media, the network becomes unavailable. What is the topology you are using which can connect all devices to a trunk cable? Explain about the Topology? 8. Your manager has asked you to implement a Network infrastructure. The Requirements for the New Network Implementation are: i. The Topology you are going to implement should accommodate failed connections. ii. The new Network implementation should use faulttolerant topology when you connect routers on your wide area network. Which Network topology would you implement to provide a solution for a failed link? Explain about the Topology. 9. Mention the difference between OSI model and TCP model in Networking