Here are the answers to your questions:
Question 1
A network device is an electronic device which is required for communication between devices. (2 points)
Question 2
A modem is a network device that allows a device to connect to the internet. (2 points)
Question 3
True. A switch allows you to connect more than one device to the modem. (2 points)
Question 4
A wireless router performs the same functions of a wireless access point along with other capabilities such as managing and securing the network. (2 points)
Question 5
The internet is considered a type of WAN. (2 points)
Question 6
One main difference between a WLAN and a VLAN is that a VLAN allows for different networks and different network settings. (2 points)