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@@ -40,12 +40,21 @@ Execution entities:
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it, and finalize the computing unit usage at the end of the session.
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Work entities:
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-- <b>task</b>: TODO
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-- <b>job</b>: TODO
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+- <b>task</b>: A task is a high level work request submitted to StarPU by the
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+ application, or internally by StarPU itself.
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+
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+- <b>job</b>: A job is a low level view of a work request. It is not exposed to
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+ the application. A job structure may be shared among several task structures
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+ in the case of a parallel task.
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Data entities:
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-- <b>data handle</b>: TODO
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-- <b>data replicate</b>: TODO
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+- <b>data handle</b>: A data handle is a high-level, application opaque object designating a
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+ piece of data currently registered to the StarPU data management layer.
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+ Internally, it is a \ref _starpu_data_state structure.
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+
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+- <b>data replicate</b>: A data replicate is a low-level object designating one
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+ copy of a piece of data registered to StarPU as a data handle, residing in one
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+ memory node managed by StarPU. It is not exposed to the application.
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\subsection CoreEntitiesWorkers Workers
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