Which of the following devices modulates digital signals into analog signals that can be sent over traditional telephone lines?

In dial up remote access a client uses the ---- to create a physical connection to a part on a remote access server of the private network.

• [A] Public telephone network
• [B] Bank�??s branch network
• [C] Private network
• [D] Public local network

How many collision domains are created when you segment a network with a 12-port switch?

• [A] 1
• [B] 12
• [C] 5
• [D] 2

You have 10 users plugged into a hub running 10Mbps half-duplex. There is a server connected to the switch running 10Mbps half-duplex as well. How much bandwidth does each host have to the server?

• [A] 100 kbps
• [B] 10 Mbps
• [C] 1 Mbps
• [D] 2 Mbps

Which of the following devices translates hostnames into IP addresses?

• [A] DNS Server
• [B] Hub
• [C] DHCP Server
• [D] Firewall

Which of the following devices is a PC component that connects the computer to the network?

• [A] Bridge
• [B] NIC
• [C] DNS Server
• [D] Gateway