(1) In VisualAge RPG, a part that can notify target parts whenever the state of the source part changes. A source part can have multiple targets.
(2) A system, a program within a system, or a device that makes a request to a target.
(3) A resource, such as a host, that is being monitored by an event adapter.
(4) A port that places voice data on the SCBus. See also sink.
(5) The markup-language pertaining to files that define a HATS project or one of its resources. Also the name of a folder contained in each HATS project.
(6) In distributed data management (DDM), the platform that originates a request for remote data. See also Distributed FileManager, target.