Which of the following is used to identify a device on a network?
A. IP address
B. MAC address
C. DNS server
D. Default gateway
Answer:B
Which of the following is used to identify a device on a network?
A. IP address B. MAC address C. DNS server D. Default gateway
Explanation: Media Access Control (MAC) address is a unique identifier assigned to a network interface controller (NIC) for use as a network address in communications within a network segment.