Which topology fails if the central system or hub fails?

Which topology fails if the central system or hub fails?Tree topologyStar TopologyRing TopologyBus Topology

The central hub has malfunctioned in the network. As a result, the entire network is down.Which type of physical network topology is implemented?A. BusB. StarC. RingD. Mesh

Which of the following is/ are the drawbacks of Ring Topology?Failure of one computer, can affect the whole networkAdding or removing the computers disturbs the network activityIf the central hub fails, the whole network fails to operate.Both of A and

Which network topology connects all devices in a linear fashion, and if one device fails, the entire network is disrupted?Group of answer choicesBus TopologyStar TopologyRing TopologyMesh Topology

What are the disadvantages of having Bus topology?Requires less cable length than star topologyIf the hub or concentrator fails, nodes attached are disabledTerminators are required at both ends of the backbone cableEntire network shuts down if there is a break down in main cableEasy to install and wire