XYZ co. is a travel agent company. Their works dependant mostly on the Internet for sales information, promotion, social media connections, customer service, business partner connection and payment. They have around 30 employees which jobs require them to connect with each other, with their business partners and customers.

.Question1. Explain the function AND usage of the following network devices:

Modem

Router

Hub & Switch

Wireless Access Point vs Wi-Fi Router

DNS Server

DHCP

Firewall

DMZ

FTP

Traceroute

. question2.Differentiate between LAN & WAN.