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

• Question 71:

  Which advantages does the Enterprise Service Bus (ESB) have over point-to-point solutions?

  A. Flexibility and cost

  B. Redundancy and agility

  C. Performance and scalability

  D. Versatility and adaptability

  Correct Answer: D

• Question 72:

  What demonstrates one of the key principles communicated by the IBM SOA Reference

  Architecture?

  A. Business processes can be modeled in parallel with the services they rely on.

  B. Services are implemented using the Enterprise Service Bus (ESB) and exposed to service consumers.

  C. Business process developers need to communicate effectively with Enterprise Service Bus (ESB) developers.

  D. Changes in service implementations require changes in the service interface which should be reflected in the service registry.

  Correct Answer: A

• Question 73:

  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

  Correct Answer: B

• Question 74:

  When is the location of the service provider first determined in the SOA lifecycle?

  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

  Correct Answer: C

• Question 75:

  What is a primary need for implementing SOA governance?

  A. Multiple projects are being implemented concurrently.

  B. The project office is required to report to executive management.

  C. Services are developed, maintained and owned by multiple stakeholders.

  D. Government regulations dictate compliance with government requirements.

  Correct Answer: C

• Question 76:

  Organizations that do not adopt SOA will experience which outcome?

  A. The adoption of Web 2.0 technologies will be more problematic.

  B. Outsourcing non-core business functions will become impractical.

  C. The potential value of existing IT assets will not be fully realized.

  D. The implementation of Web services to handle real-time transactions will not be possible.

  Correct Answer: C

• Question 77:

  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

  Correct Answer: A

• Question 78:

  Which statement describes the importance of SOA governance?

  A. It provides a tool for controlling the distribution of Web services for a line of business.

  B. It eliminates the risk in migrating a business from standard integration mechanisms to SOA.

  C. It creates a clearly articulated decision framework for designing, implementing and managing SOA services.

  D. It provides a mechanism for the lines of business to provide input to IT staff for the design of services.

  Correct Answer: C

• Question 79:

  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.

  Correct Answer: B

• Question 80:

  How can a company enforce adherence to the SOA policies that have been defined?

  A. Define and execute conformance checkpoints across the service life cycle.

  B. Initiate and enable SOA governance communication, education and mentor plans.

  C. Commit to a strategy for SOA in the context of the business goals and IT strategy.

  D. Implement governance organizational structures such as architectural review boards, executive steering committees and Centers of Excellence (CoE) to ensure adherence.

  Correct Answer: A