S90.02 Online Practice Questions and Answers

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

A. Service agents are event-driven programs that always have published WSDL definitions.

B. Service agents are event-driven programs that are automatically invoked to perform intermediary processing.

C. Service agents are event-driven programs that are used only with asynchronous MEPs.

D. Service agents are not event-driven programs.

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

A. REST services primarily rely on the use of SOAP headers to exchange message metadata.

B. REST services primarily rely on the use of JMS headers to exchange message metadata.

C. REST services primarily rely on the use of HTTP headers to exchange message metadata.

D. REST services do not exchange messages with headers.

Data model transformation is a core service function that can be performed by proven technologies that have been around for years. Therefore, it is recommended that you look for opportunities to apply this technology wherever possible, especially in larger, more complex service compositions. Select the correct answer.

A. True

B. False

Which of the following exist as XML documents? SELECT ALL THAT APPLY

A. WSDL definition

B. XSLT stylesheet

C. XML schema

D. WS-Policy definition

When two compatible SOAP-based Web services need to exchange an XML document that is compliant with the XML schema shared by both services, then: Select the correct answer.

A. A data model transformation technology, such as XSLT, must be used to enable the data exchange.

B. A new XML schema must be created to overcome the disparity between how each service defines the data model for the XML document.

C. A WS-Policy definition must be created to establish rules that address any differences in the XML document exchange.

D. None of the above.

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

A. Services built as components can expose a non-industry-standard technical service contract.

B. Services built as components can be assembled into service compositions.

C. Services built as components always have a decoupled service contract that exists as a physically separate XML document.

D. Services cannot be built as components.

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

A. An initial sender is at the beginning of the message path, whereas the service consumer is at the end of the message path.

B. An intermediary service transitions through the initial sender role when it invokes another service provider.

C. An initial sender is the service consumer at the beginning of the message path, whereas the ultimate receiver is the service provider at the end of the message path.

D. An initial sender is not related to the message path but is instead a part of hybrid service component composition sequences.

A WS-Policy definition can be attached to different parts of a __________________ or to multiple __________________. Select the correct answer.

A. service activity, service activities

B. service contract, service contracts

C. service model, service models

D. service line, service lines

A common, but older alternative to the XML Schema Definition Language is: Select the correct answer.

A. Hypertext Markup Language

B. Extensible Markup Language

C. Document Type Definitions

D. XML Data Model Definition Language

Like components, SOAP-based Web services can be developed using vendor tools. Unlike components, the communications framework established by SOAP-based Web services can be based on industry standards thereby remaining vendor-neutral. Select the correct answer.

A. True

B. False