Each network has a name. The name is called the domain. The School Network contains servers and workstations which can be seen across the network. The workstation logs into the network server, which tells the workstations what resources it is allowed to use. The switch relays the information between different computers.
All computers can see what the others have to offer in their network neighborhood.
Any device that is connected to the switch can be seen on the network. In order to use the network, you must log on. Logging on connects you to the particular resources you have access to. The first 5 letters of your last name followed by the first two letters of your first name. Id is smithjo.