A company has a high business value JAX-WS provider Web Service and cannot afford to lose any messages. 
What kind of quality of service should be used in conjunction with WS-ReliableMessaging？（） 

单项选择题WhatmustbeincludedinaSOAPfaultmessagewhenanerroroccursduetoavalueinthemessageBodyelement？（）

A. A detail element
B. A Body fault code
C. An application-specific fault code
D. A fault string element with a value of "Body"

单项选择题HowcanadeveloperensurethatafaultwilloccuriftheservicedoesnotrecognizeaSOAPheaderentrycontainingatransactionnumber？（）

A. Set the faultCode value to soap：Transaction
B. Include a Fault element in the SOAP message
C. Include a mustUnderstand attribute in the header entry
D. Include a detail element containing application-specific elements according to the XML Schema

多项选择题AnRPC encodedWebserviceexperiencespoorperformanceathighmessagevolumes.Whatcanadeveloperdotoimprovethisperformance？（）

A. Turn off marshalling
B. Use binary encoding
C. Use RPC/literal encoding
D. Use document/literal encoding
E. Redesign to use more granular messaging

单项选择题WhichofthefollowingisMOSTlikelytoimprovetheperformanceofSOAP-basedWebservices？（）

A. Use message level security
B. Use fine-grained Web services
C. Use document/literal instead of RPC/encoded
D. Avoid stale data in the UDDI registry by turning off caching

单项选择题Whichspecificationprovidesrecommendationsontheuseofencodingstomaximizeinteroperability？（）

A. SAAJ V1.2
B. JAX-RPC V1.0
C. WS-Coordination
D. WS-I Basic Profile （BP） V1.1