What are the differences between a domain and a workgroup?

• In a domain, one or more computer can be a server to manage the network.
• On the other hand in a workgroup all computers are peers having no control on each other.
• In a domain, user doesn't need an account to logon on a specific computer if an account is available on the domain.
• In a work group user needs to have an account for every computer.
• In a domain, Computers can be on different local networks.
• In a work group all computers needs to be a part of the same local network.