QUESTION: 21

Which of the following is not a design characteristic that is realized by the application of the Service Reusability principle? Select the correct answer.

The service is defined by an agnostic functional context.
The service logic is generic.
The service is primarily associated with the task service model.
The service design approach is influenced by commercial product design practices.

Answer(s): C

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QUESTION: 22

The service-oriented architectural model is business-driven so that it can stay in alignment with how the business may change over time. Select the correct answer.

True
False

Answer(s): A

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I have a service composition with three services. Service A retrieves a list of country codes from a database and keeps this data in memory while interacting with Service B and Service C. However, because Service A is concurrently invoked many times, and because each instance of Service A loads its own copy of the country code data into memory, the demands on the overall infrastructure become too high and performance and reliability are negatively affected.
Which service-orientation principle can be applied to help solve this problem? Select the correct answer.

Service Reusability
Service Autonomy
Service Abstraction
Service Statelessness

Answer(s): D

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QUESTION: 24

Which service-orientation principle would be used to justify a corporate policy that limits or restricts access to technical specifications that show design and technology details about the underlying implementation of a published service? Select the correct answer.

Service Discoverability
Service Statelessness
Service Autonomy
Service Abstraction

Answer(s): D

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QUESTION: 21

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QUESTION: 23

QUESTION: 24

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