“You are a network technician working on a 100Base-T network. A coworker has been having trouble logging on to the server and asks whether you can quickly tell her if her workstation’s NIC is operating properly. You do not have the NIC’s utility disk on hand, but you look at the back of her workstation and learn that although the NIC is properly installed and connected to the network, something’s wrong with it. What might you have seen that causes you to come to this conclusion?”
None of its LEDs are lit.