Computer Science for IGCSE & O level - Hardware (Section 23 - No. 38)
What is the significance of a MAC address?
It's used to identify a device on the internet.
It's the unique physical address of a network interface card.
It is assigned dynamically by a DHCP server.
It is a domain name for a device.
Explication
The MAC address serves as a unique identifier for a network interface.