SyStem> (IPC) Exchange of data between one proceSS and another, either within the Same computer or over a network. It implieS a protocol that guaranteeS a reSponSe to a requeSt. ExampleS are UnixSocketS, {RISC OS}' S meSSageS, {OS/2}' S {Named PipeS}, {MicroSoft WindowS}' DDE, Novell' SSPX and MacintoSh' S IAC. Although IPC iS performed automatically by programS, an analogouS function can be performed interactively when uSerS cut and paSte data from one proceSS to another uSing a clipboard. (1995-12-14)