Two devices are in network if (1) a process is running on both devices (2) PIDs of the processes running of different devices are the same (3) a process in one device can exchange information with a process in another device (4) All of the above
Answer: (3) A process in one device is able to exchange information with a process in another device
A digital telecommunications network that enables nodes to share resources is a computer network or data network. Computing devices share information with one another on computer networks, using links among nodes. The nodes have some processes that allow them to use a differentiated protocol to exchange a particular form of data.
Networking can be classified into three types: