Computer Science for IGCSE & O level - Data Representation (Section 6 - No. 29)
What are the main uses for MAC addresses and IP addresses in a computer network?
MAC addresses identify devices on a local network.
IP addresses uniquely identify devices across networks.
MAC addresses are used to provide an internet connection.
IP addresses are used to encrypt data.
Explication
MAC addresses identify devices on a network, whereas IP addresses identify devices across networks.