Hi! Did you forget to add something to this?
Answer:
k Nishant
Explanation:
he can learn many things internet by using computer he change his self by learning about many things
Tcp/ip is the core communication protocol for the internet
Answer:
B
Explanation:
An authentication server server tracks who is logging on to the network as well as which services on the network are available to each user. It also does the job of providing a network service that applications can use to authenticate the credentials, that are oftentimes account names and passwords, of their users. Authentication server is also used as the basis for authorization.