TCP needs explicit notions of client and server. A listening server with 1 client has 2 socket(s). Each client has 1 socket(s).
A network socket is a software structure within a network node of a computer community that serves as an endpoint for sending and receiving information across the network. The structure and residences of a socket are defined by way of a software programming interface for the networking structure.
A socket is one endpoint of a -manner conversation link between two packages running on the network. A socket is bound to a port-wide variety in order that the TCP layer can identify the application that information is destined to be despatched. An endpoint is an aggregate of an IP address and a port variety.
A response is the way someone acts when in the presence of a certain stimuli. This is a conditioned response, because the child has been conditioned through past experience to expect food everytime the door opens.