Which WSDL style is suited to sending binary tree nodes as part of a SOAP message？（）

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.

单项选择题WhywouldadeveloperprefertouseSOAPWebservicesoverRESTWebservices？（）

A. To provide message level security
B. To allow integration with Web 2.0 applications
C. To be able to use XML to format response messages
D. To be able to use the HTTP or HTTPS transport protocols