mands. The client uses a data communications program to transmit the commands
to a server(s) that activate a program(s) residing at the server(s). The server(s)
processes the request and returns the results to the client, where additional pro-
cessing may be performed, if necessary. The user is often unaware of where the pro-
cessing is occurring; all processing is invisible to the user and appears to be taking place locally.