A2160-669 Online Practice Questions and Answers

Which business driver would cause a company in the healthcare industry to consider SOA?

A. Government regulations for communication and interoperability between companies continue to change.

B. The cost of healthcare is increasing extremely fast and SOA will bring the costs back under control.

C. Since doctors and other medical practitioners do not understand IT, SOA can shield these roles from the underlying technology implementation.

D. Medical providers at smaller companies that use .Net can communicate to larger parent companies that use Java through Web services interoperability.

Which statement describes a business process in the context of SOA?

A. It is a business policy or decision procedure.

B. Items are accumulated and then processed together.

C. It is a series of tasks connected together like building blocks.

D. It enables interactions between message consumers and providers.

If a component of the overall system is functionally complete and operates within that system

independently from the functionality of the other components, it is an example of which SOA

architectural concept?

A. Modularity

B. Extensibility

C. Loose coupling

D. Separation of concerns

E. Composite implementation

How are the capabilities of a Web 2.0 application enhanced by SOA?

A. Two or more SOA services may be connected together to create a new business process, such as in the case of a mashup.

B. Business users can visually assemble mashups by blending publicly available information and services with a company's internal information and services.

C. Syndication of site content is enabled through the use of SOA, since it involves standardized protocols, which permit end-users to make use of a site's data in another context.

D. The community that uses the SOA services can employ community mechanisms on the application, such as ratings and comments, to provide feedback so the application can be E.

Which capabilities reside within the Enterprise Service Bus (ESB)?

A. Service mediation and routing logic

B. Service logic and message transformation

C. Service implementations and service access control D. Service routing and a registry of service endpoints

Why is business and IT alignment so important to SOA?

A. Applications can be rewritten to suit the needs of the business.

B. It allows for a significant investment in technology and hardware.

C. Business and IT can collectively fulfill the business needs and goals.

D. Business and IT can decide which vendors to use and which business functions to outsource.

A dealer in rare and antique books is interested in streamlining their business process. Bottlenecks occur when dealing with inventory and shipping functions in the process. How can

the dealer optimize this process?

A. Create a new application to deal with the bottlenecks.

B. Replace legacy systems with more advanced technology.

C. Automate the manual steps so that the process is easier to monitor.

D. Provide multiple paths through the process for some of the functions.

Why is defining appropriate Key Performance Indicators (KPIs) important for the success of an

SOA?

A. To provide IT performance metrics

B. To determine the marketability of the SOA processes

C. To justify funding for migration of the processes to SOA

D. To provide feedback indicating Return on Investment (ROI) back to the business

E. To enable business executives to identify impediments and bottlenecks in performance of the business processes

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.

What describes the purpose of the Enterprise Service Bus (ESB) in an SOA?

A. It provides separation of concerns so that each service can be managed separately.

B. It provides a design that allows components to be changed with less impact to the consumer.

C. It allows a service consumer to make a service request without knowing the details of the operation.

D. It implements service functionality by integrating existing back end service functionality using routing and transformation logic.