1. What does IP stand for?

2. What is the purpose of a router?

3. What does DHCP do?

4. Which protocol is used to send emails?

5. What is the main function of DNS?

6. What is a MAC address?

7. Which protocol is used to retrieve emails from a server?

8. What does NAT do in networking?

9.What is the purpose of a firewall?

10. What is a VLAN?

11. Which protocol is used for secure remote login?

12. What does SSL/TLS provide in networking?

13. What is a broadcast address?

14. What is the purpose of QoS (Quality of Service)?

15. What is a TCP three-way handshake?

16. Which protocol is used to monitor network devices?

17. What is the main purpose of a proxy server?

18. What is the purpose of ARP?