Question

is a set of rules that governs the communication between computers on
a network.
is a protocol used to send e-mail messages over the internet.
(
is a networking device used to connect and facilitate transfer of
information between two networks.
In
topology every node is connected to each other node.
is an expansion card which is used to provide the network access to a
computer.​

Answer 1

Answer:

1. protocol

2. Simple Mail Transfer Protocol (SMTP)

3. hub

4. full mesh topology

5. network interface card