What roles on Windows Server should be used to distribute the Internet to network users?

Question

Computer networks

You need to create a network for 20 users with a dedicated server and Internet access. The server will have a server Windows with DNS, Active Directory, DHCP roles. Will this be enough to provide users with access to the Internet or will additional roles be required?

Answer 1

Enough. But usually a firewall (a separate server or a specialized device) is placed between the local network and the Internet.

Answer 2

The answers above are correct.
I understand that you ask all these questions on win server for the purpose of training?
Just in reality, never let windows access the Internet without a firewall in front of it.
Especially the server room on which directories and other joys.
In reality, for routing traffic, distributing dhcp and other things for the network, a linux server is usually used. In one form or another