A_______ is used to transfer data packets between two computer networks.</p>

Which of the following is NOT a service offered by an Internet Service Provider?</p>

For what applications is the HTTP protocol used?</p>

Which of the following is the default port of POP3 protocol?</p>

</p><p>A _________ device is used to connect multiple nodes to network.</p> <p></p>

Through which of the following many local area networks (LAN) are connected together and in general, the whole country o…

Junk e-mail is also called:</p>

A computer in a network that cannot be accessed outside of the local network unless given permission is called _________…