1. Which of these devices uses a MAC address to make forwarding decisions?
(A) Hub (B) Switch (C) Router (D) Bridge
2. IP addresses can be found at which layer of the OSI model?
(A) Network layer (B) Data-link layer (C) Application layer (D) Session layer
3. What type of transmission is sent to all devices on a subnet?
(A) Broadcast (B) AllCast (C) Anycast (D) Unicast
4. The ability to transmit data in both directions but only in one direction at a time is known as what?
(A) Simplex (B) Full duplex (C) Uniplex (D) Half-duplex
5. What type of network could be described as an internal internet?
(A) Perimeter network (B) Extranet (C) Intranet (D) DMZ
6. What type of network allows trusted partners to have access to limited internal ...
