You've probably used sockets to communicate over the Internet, but sockets treat computers as distinct and separate objects. Sockets provide communication between computers by encoding and decoding messages sent between them through the many layers of TCP/IP.
Learn more about sockets and TCP/IP in Chapter 16, "Internet Communication Using Sockets (TCP/IP)."
Now, and even more in the future, computers connected up into networks are being treated as one giant computer—a computing enterprise. Operating systems and applications use distributed models to carry out computations without regard to the particular machine on which the computations are being performed. This is known as distributed computing.
You can use ...