单项选择题
The WebSphere Commerce Payments architecture includes a Payment Servlet and a Payment Engine. The Payment Engine is the ONLY component that：（）
A.writes payment information to the database B.relays incoming HTTP requests C.writes payment information to the HTTP server D.maps authenticated users to merchant roles
单项选择题 TheMessagingSubsystemutilizeswhattooltoconvertmessagesintoWebSphereCommercecommands？（）
多项选择题 WhichofthefollowingarevalidbundledcomponentsofWebSphereCommerceProfessionalEdition？（）
单项选择题 Thesubsystemthatutilizescustomerprofilesisthe（）
