A customer requires a Web service which ensures message delivery. Which transport should be proposed？（）

单项选择题WhichWSDLstyleissuitedtosendingbinarytreenodesaspartofaSOAPmessage？（）

A. RPC/literal
B. RPC/encoded
C. Document/encoded
D. Document/literal
E. Document/literal wrapped

单项选择题The following methods are to be published as Web services to be invoked via SOAP messages and validated with a schema：  public void myMethod（int x， float y）；  public void myMethod（int x）；  public void someOtherMethod（int x， float y）；  Which WSDL style should be used？（）

A. RPC/literal
B. RPC/encoded
C. Document/encoded
D. Document/literal
E. Document/literal wrapped

单项选择题WhatisthebiggestadvantageofusingWebservicestocreateSOAsolutions？（）

A. They are implemented using Java and XML
B. They support a client-server programming model
C. They are used to create tightly coupled applications
D. They are implemented using standardized technologies

单项选择题WhatistheLEASTappropriatescenarioforWebservices？（）

A. To integrate legacy systems
B. To propagate security context
C. To expose fine grained operations
D. To use with process choreography
E. For B2B （business to business） applications

单项选择题WhichofthefollowingbusinessscenariosistheLEASTappropriateforWebservices？（）

A. Expanding the reach of your company information.
B. Providing transactional services such as credit card payment processing.
C. Making existing services available to a business process to orchestrate services.
D. Enabling interoperability between heterogeneous services to create time-critical solutions.