The answes is no. As in a star topology network all the Workstations are connected to every other workstation in the network. If there are 'n' workstations then each must have 'n-1' links. Hence if a link or a workstation stops functioning then the network won't get disabled. Only that link or workstation will stop functioning and rest of the netword will continue in normal order.
A node is a single workstation present in a computer networking, many node together when combined makes a network.
Workstation.
Workstation
subnetting
subnetting
You can keep it as a single network, or divide it into separate subnet (sub-networks), depending on your needs.You can keep it as a single network, or divide it into separate subnet (sub-networks), depending on your needs.You can keep it as a single network, or divide it into separate subnet (sub-networks), depending on your needs.You can keep it as a single network, or divide it into separate subnet (sub-networks), depending on your needs.
Wide area networks can consist of many local area networks, but it is possible for a wide area network to be a single network.
No you can use multiple protocols.
Networks were developed as a communication method between computers at remote sites
"the trust relationship between this workstation and the primary domain failed," ...
No, but you can disable additional cores a lot of times.
If your question is novella-length or more, we can't answer it here. I suspect you need to hire a consultant who knows something about Active Directory domain administration.