A2160-669 Online Practice Questions and Answers

When is an SOA implementation most appropriate?

A. Real-time performance is critical.

B. An immediate Return on Investment (ROI) is required.

C. The application interfaces require a high degree of customization.

D. Business functionality is required by many parts of the organization.

A company has implemented a number of business processes using SOA services. How do they

determine if their new processes are helping the organization to achieve its business objectives?

A. They establish a Center of Excellence (CoE) to monitor and report on the SOA services performance.

B. They contact a third party to analyze and evaluate the new processes against the business objectives.

C. They set and monitor Key Performance Indicators (KPIs) to track performance against the business objectives.

D. They model the new processes in a business model simulator to identify bottlenecks and potential performance issues.

Which activity is required to successfully implement SOA governance?

A. Establish a service repository.

B. Acquire ongoing sponsorship by executives with active communication.

C. Formulate, control and oversee the proper maintenance and growth of business assets.

D. Define a set of processes, rules and policies that affect the way a corporation is directed, administered or controlled.

When releasing a new service version, which changes to the WSDL document are backwardcompatible?

A. Adding an operation

B. Removing an operation

C. Renaming an operation

D. Changing the parameters of an operation

When services are identified based on isolated applications rather than the business, which

problem may result?

A. Rogue Services

B. Duplicate Services

C. Shelfware Services

D. Application Services

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.

Which role does XML play in an SOA design?

A. XML is used to implement the UML design.

B. XML schema drives the messaging payloads.

C. XML is used for Web services which are required in SOA.

D. XML is used to describe interfaces and message bindings.

Which service is running in an SOA environment that is not defined in a service registry and is

built without proper governance or controls?

A. Rogue Service

B. Duplicate Service

C. Shelfware Service

D. Composite Application Service

What can have the largest impact on the performance of an SOA?

A. Service granularity

B. Use of open standards

C. Service version management

D. Business monitoring of Key Performance Indicators (KPIs)

In which phase of the SOA lifecycle are service descriptions specified?

A. Model business process and design according to requirements

B. Construct and assemble service components

C. Configure and deploy from test through production

D. Manage to business and IT goals