Chapter 6, Fault Handling and Signaling

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Q1	<throw> is used to signal faults explicitly from the BPEL process. But <rethrow> is used only within a fault handler like <catch> or <catchAll> to propagate the caught fault to the enclosing scope explicitly.
Q2	A pair of <receive> and <reply> is used to propagate a fault back to a synchronous client where a pair of <receive> and <invoke> is used to propagate a fault back to an asynchronous client.
Q3	<catch faultName="fltns:faultName" > ... </catch> <catch faultVariable="fltns:faultVariable" > ... </catch> <catch faultName="fltns:faultName" faultVariable="fltns:faultVariable" > ... </catch> <catch faultName="fltns:faultName" faultVariable="fltns:faultVariable" faultMessageType="xmlns:faultMessaheTypefaultMessageTypefaultMessaheType"> ... </catch> &lt...