IBM C2160-669 Online Practice Questions and Exam Preparation

IBM C2160-669 Online Questions & Answers

• Question 31:

  What is a key difference between a component and a service?

  A. A service is deployed once and a component is deployed many times.
  B. A component is deployed once and a service is deployed many times.
  C. A component has an interface and a service implements the interface.
  D. A service has an interface and a component implements the interface.
  E. A service does not have a well-defined interface and a component does.
  D. A service has an interface and a component implements the interface.

• Question 32:

  Which situation is most appropriate for an SOA implementation?

  A. Customer's IT strategy is to use desktop applications.
  B. The organization relies on a homogeneous environment.
  C. Pilot and prototype development is a focus of the IT organization.
  D. Parts of an application need to be developed, maintained and updated independently.
  D. Parts of an application need to be developed, maintained and updated independently.

• Question 33:

  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)
  A. Service granularity

• Question 34:

  In the context of SOA and Business Process Management (BPM), what demonstrates flexibility in a business process?

  A. Tasks can be rearranged without impact to the user.
  B. Business rules can be dynamically stopped at runtime.
  C. New services can be built at runtime without any special tooling.
  D. Business processes can be automated so they do not require feedback.
  A. Tasks can be rearranged without impact to the user.

• Question 35:

  How does the SOA governance body ensure that services are not redundant within the organization?

  A. It must manage service distribution and rights management.
  B. It must enforce communication between stakeholders and subject matter experts.
  C. It must enforce coordination between service providers across the organization.
  D. It must coordinate communication of business requirements to development organizations during the planning phase.
  C. It must enforce coordination between service providers across the organization.

• Question 36:

  What represents the business objective(s) to be achieved through SOA governance?

  A. Attainment of business agility and competitive advantage
  B. Assures the alignment of the business strategy with its SOA initiatives
  C. Assures that service entities perform to the level and response times agreed upon
  D. Assures the value of SOA to the business by focusing on the design and implementation of services
  B. Assures the alignment of the business strategy with its SOA initiatives

• Question 37:

  Which two statements describe characteristics of SOA?

  A. Multiple business units host the same service to ensure maximum reuse and availability.
  B. Maximum reuse is achieved by ensuring services are generic so that the same service serves many different business tasks.
  C. Existing APIs are exposed over new technologies such as Web services and Enterprise Service Buses (ESB) to increase business flexibility and agility.
  D. Programming by contract ensures the service consumer can be unaware of the implementation details of the service provider facilitating loose coupling.
  E. Through layered abstraction over the implementation and runtime details, it is possible to provide software resources that give the right balance between reuse and specificity.
  D. Programming by contract ensures the service consumer can be unaware of the implementation details of the service provider facilitating loose coupling.
  E. Through layered abstraction over the implementation and runtime details, it is possible to provide software resources that give the right balance between reuse and specificity.

• Question 38:

  In a growth industry, what is the most effective technique to secure executive sponsorship from a line of business for a company's adoption of SOA?

  A. Present the IT savings that can be achieved via an SOA-based reuse strategy.
  B. Emphasize the significant market acceptance of SOA as the new standard architectural style.
  C. Focus on the rate of change in the industry and the need for business agility to take advantage of these marketplace changes.
  D. Send the executive the recent article describing a competitor's SOA success that has just been published in the latest issue of an industry trade magazine.
  C. Focus on the rate of change in the industry and the need for business agility to take advantage of these marketplace changes.

• Question 39:

  Which three characteristics of SOA can make a business more agile?

  A. Defining rules for business
  B. Enforcing governance processes
  C. Creating components that can be shared
  D. Maintaining up-to-date application interfaces
  E. Building applications from reusable components
  F. Changing the implementation without affecting the consumers
  C. Creating components that can be shared
  E. Building applications from reusable components
  F. Changing the implementation without affecting the consumers

• Question 40:

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