QUESTION: 77

A SOAP-based Web service is required to transmit an XML-based invoice document to a REST service. However, the SOAP-based Web service is designed to represent invoice data using an XML schema that is different from the XML schema used within the REST service. How can the disparity between the XML schemas, used by these two services, be overcome so that they can exchange the invoice document? Select the correct answer.

A layer of data format transformation logic needs to be introduced based on mashup technologies, such as DTD and WS-Transform.
A layer of protocol transformation logic needs to be introduced based on Web technologies, such as HTTP and FTP.
A layer of data model transformation logic needs to be introduced, based on XML technologies, such as XSLT.
There is no technique or technology for overcoming differences between XML schemas.

Answer(s): C

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QUESTION: 78

Which of the following can be part of technical service contract? Select the correct answer.

WSDL operation
component method
HTTP method
Each of the above can be part of a technical service contract, depending on which technology platform is chosen to build the service.

Answer(s): D

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QUESTION: 79

Which of the following statements is true? Select the correct answer.

WS-Policy allows for the definition of policies that can be ignored by service consumers.
WS-Policy allows for the definition of procedure-related policies that can be attached to database tables.
WS-Policy allows for the definition of MEP policies that are limited to outbound MEPs only.
None of these statements are true.

Answer(s): A

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QUESTION: 80

Which of the following statements is true? Select the correct answer.

WS-ReliableMessaging standardizes reliability levels associated with databases required to persist state data.
WS-ReliableMessaging standardizes the issuance and delivery of positive and negative acknowledgement messages.
WS-ReliableMessaging standardizes SOAP headers related to atomic transactions with rollback features.
WS-ReliableMessaging standardizes the expression of service composition logic, but only for SOAP-based Web services.

Answer(s): B

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QUESTION: 80