SOA Certified SOA Architect S90.03 Questions & Answers

• Question 91:

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

  A. The application of service-orientation leads to reduced awareness of underlying service implementation details because the Service Abstraction principle advocates limiting what is published about services.

  B. The application of service-orientation leads to increased consistency in how functionality is expressed in the service contract because the Service Reusability principle advocates deferring service contract information at runtime.

  C. The application of service-orientation leads to increased behavioral predictability and increased availability and scalability as a result of applying the Service Autonomy and Service Statelessness design principles.

  D. The application of service-orientation leads to increased awareness of available services because the Service Discoverability design principle advocates improving the communications quality of published service information.

  Correct Answer: ACD

• Question 92:

  Fill the blank for the following definition of the Service Statelessness design principle:

  "Services minimize resource consumption by __________________ the management of state information

  when necessary." Select the correct answer.

  A. increasing

  B. encapsulating

  C. deferring

  D. assuming

  Correct Answer: C

• Question 93:

  Which of the following statements is true? SELECT ALL THAT APPLY

  A. The Service Composability principle is closely associated with the Service Reusability principle because service composition can be seen as a form of reuse.

  B. The Service Composability principle is highly revolutionary because the concept of aggregating software programs is new to distributed computing.

  C. The Service Composability principle emphasizes that services need to be designed to participate as effective members of multiple service compositions.

  D. The Service Composability principle prepares services for immediate and eventual participation in compositions.

  Correct Answer: ACD

• Question 94:

  The __________________ principle is primarily concerned with ensuring that services exercise a high level of control over their underlying runtime execution environment. Select the correct answer.

  A. Service Performance

  B. Service Autonomy

  C. Service Agility

  D. Service Abstraction

  Correct Answer: B

• Question 95:

  The Service Reusability principle can __________________ demands on infrastructure because services that are reused will typically have __________________ security, performance, and reliability requirements. Select the correct answer.

  A. increase, reduced

  B. decease, reduced

  C. eliminate, no

  D. None of the above.

  Correct Answer: D

• Question 96:

  Which of the following service-orientation principles support the application of the Service Composability principle? SELECT ALL THAT APPLY

  A. Standardized Service Contract

  B. Service Autonomy

  C. Service Integration

  D. Service Statelessness

  Correct Answer: ABD

• Question 97:

  Fill in the blank for the following definition for the Standardized Service Contract design principle: "Services within the same __________________ are in compliance with the same contract design standards." Select the correct answer.

  A. service activity

  B. service inventory

  C. state

  D. message path

  Correct Answer: B

• Question 98:

  The "contract first" approach to building services helps realize contract-to-logic coupling. Select the correct answer.

  A. True

  B. False

  Correct Answer: B

• Question 99:

  The scope of a typical SOA initiative is application-specific, thereby fostering reuse primarily within application boundaries. Select the correct answer.

  A. True

  B. False

  Correct Answer: B

• Question 100:

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

  A. A sub-controller capability is responsible for composing nested composition logic.

  B. A sub-controller capability is responsible for composing other service capabilities.

  C. A sub-controller capability composes other service capabilities while it itself is also composed by other service capabilities.

  D. A sub-controller can only compose other service capabilities but it cannot itself be composed.

  Correct Answer: D