Question

your workstation is unable to communicate with any other computer on the network. which of the following tools should you use to test the network cards ability to send and receive signals?
cable tester
loopback plug
multimeter
ping command

Explanation:

A cable tester checks physical cables for connectivity issues related to sending and receiving signals. A loopback plug is for testing ports, a multimeter measures electrical properties like voltage, and the ping command tests network - level reachability rather than cable signal integrity.

Answer:

Cable tester