Answer: TCP/IP
Step-by-step explanation:
TCP/IP (Transmission control protocol and internet protocol) is the most commonly used network protocol used by the Linux and the apple system.
The Linux and the UNIX OS (Operating system) used TCP/IP networking protocol and it uses the single networking protocol and provide various types of services. Various types pf networking protocol existing for the in digital form for the communication that basically include MAC OS and Linux in the system.