If you are taking a test as part of some computer science course...i am willing to bet that they want you to say e-mail or electronic mail but...i think that way of asking it does have a certain level of ambiguity
A computer that stores and distributes newsgroup messages is called a news server or NNTP server. (NNTP, or Network News Transfer Protocol, supports the handling of newsgroups and their content.)
The network component that connects a device to the transmission media is called a network interface card (NIC). The NIC facilitates communication by converting data into a format suitable for transmission over the network and managing the sending and receiving of messages. It can be wired, using Ethernet cables, or wireless, allowing devices to connect to the network through radio signals.
its just called a network enabled computer or server or a workgroup and this if it configured to work
a home group or work group
A personal computer that is connected to a network is called a workstation or terminal.
SMS
network
Server.
The computer on a network that requests from another computer is called the client.
The computer network that connects computers across the globe is called the internet.
That is called a broadcast address.
Host computer is a central computer or server which connected all other devices within a network.