Networking is the linking between computers, so everything flows within the organization. Star bus is a network topology in which hubs form from work groups or LANS. Some advantages of using a Star bus they are easy to install and wire, there is no disruption to the network and its extremely easy to detect faults. The difference between a hub and a switch. A hub is a is a networking device that allows one to connect multiple pcs to a single network. A switch is a control unit that can turn the electricity on and off.