IBM IBM Service Oriented Architecture (SOA) A2160-669 Questions & Answers

• Question 21:

  Which organization has the greatest need for SOA governance?

  A. One that is structured around localized business representatives for the IT team(s).

  B. One in which the departments are small, geographically centralized, and provide many goods and services.

  C. One that is relatively large, geographically dispersed, and with a centralized management and funding structure.

  D. One in which the funding, management and control of IT resources are spread among multiple stakeholders in different parts of the organization.

  Correct Answer: D

• Question 22:

  What is an SOA repository?

  A. Storage of service metadata

  B. Storage for versions of service components

  C. The medium for messaging in a standardized way

  D. The means by which services are loosely coupled

  E. A source of information about invoking a service

  Correct Answer: A

• Question 23:

  What does the WS-I Basic Profile provide for an SOA?

  A. Test suites for Web services interoperability

  B. An implementation of interoperable Web services

  C. Interoperability guidance for Web services specifications

  D. A certification of interoperability for Web services engines

  Correct Answer: C

• Question 24:

  Why is reusability an important aspect to promoting agility in SOA?

  A. Services often represent functions in an SOA.

  B. Existing applications may serve as the basis for service interfaces.

  C. The interface of a service allows it to be integrated into additional processes without changes.

  D. Service interface details may be defined at a high level according to anticipated business requirements.

  Correct Answer: C

• Question 25:

  Which three statements describe services within a SOA?

  A. Services are written in Java or C#.

  B. Services are compatible across technologies.

  C. Services can change location without affecting clients.

  D. Services provide an interface according to a SOAP file.

  E. Services can be stopped without disruption to the consumer.

  F. Service implementations can be changed without changing the consumers.

  Correct Answer: BCF

• Question 26:

  Which statement is true about a business process in the context of SOA?

  A. It rarely includes any manual steps.

  B. It can span people, systems and information.

  C. It takes a relatively short amount of time to complete.

  D. All services are linked to the process through an Enterprise Service Bus (ESB).

  Correct Answer: B

• Question 27:

  What is one architectural principle surrounding SOA?

  A. Inheritance

  B. Encapsulation

  C. Cross-cutting concern

  D. Focus on messaging strategies

  Correct Answer: B

• Question 28:

  Which statement is true about a business process in the context of Business Process

  Management (BPM)?

  A. It should be monitored.

  B. It only deals with automated tasks.

  C. It interacts with a single application.

  D. It has one primary Key Performance Indicator (KPI).

  Correct Answer: A

• Question 29:

  Which aspects of SOA can reduce overlap and duplication?

  A. Modularity and encapsulation

  B. SOA governance and service reuse

  C. Service reuse and process modeling

  D. Loose-coupling and separation of concerns

  Correct Answer: B

• Question 30:

  How do Web 2.0 applications communicate with SOA services?

  A. Both architectures use XML to ensure interoperability.

  B. Web 2.0 technologies communicate using Remote Procedure Calls (RPC) to SOA services.

  C. JavaScript Object Notation (JSON) provides an efficient data format for SOA services.

  D. Asynchronous JavaScript + XML (Ajax) applications can make service requests from a Web browser.

  Correct Answer: D