CompTIA Exam Questions

Why one computer can’t connect to the network, while the other four can connect properly?

You have a small network with five computers, all of which are connected to a central switch and access shared file and print on a single server. However, one computer can’t connect to the network, while the other four can connect properly. Why?

A.
The NIC has failed.

B.
The switch has failed.

C.
The server has failed.

D.
The computers OS needs to be updated.