S90.01 Fundamental SOA & Service-Oriented Computing (S90-01A)

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Showing 1–3 of 10 questions

Question 1

Which of the following statements are false? SELECT ALL THAT APPLY

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  • Service compositions are aggregates of non-service-oriented applications that are grouped together and exposed as a service.

  • Service compositions are aggregates of services that are grouped together to carry out a specific task.

  • Service compositions can be classified as service-oriented solutions.

  • Service composition design is not a common consideration with SOA projects. The emphasis of service-orientation is on producing services that are solely optimized for point-to-point data exchange.

Question 2

Which of the following statements are false? SELECT ALL THAT APPLY

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  • Services benefit from up-front analysis because this allows them to be modeled before they are developed and deployed.

  • Services benefit from design standardization because this supports service-oriented computing goals, such as Increased Intrinsic Interoperability.

  • Services benefit from a "contract first" approach because this allows the contract to be the first part of the service that is installed and further enables the contract to be subsequently changed without impact to service consumers.

  • Services benefit from being concurrently invoked by different service compositions because this decreases their performance requirements while increasing their availability.

Question 3

Service A is invoked by Desktop Application A, which requests a data value from Service A. In order for Service A to retrieve this data value, it must invoke Service B, which retrieves the value from Database A. Which participant(s) in this scenario are considered service consumers? SELECT ALL THAT APPLY

Select all that apply, then click Submit answer.

  • Service A

  • Service B

  • Desktop Application A

  • Database A