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CompTIA Cloud+ Study Guide by Todd Montgomery

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Appendix B Answers to Review Questions

Chapter 1: Cloud Computing Overview, Concepts, and Models

  1. A. Infrastructure as a Service offers computing hardware, storage, and networking but not the operating systems or applications.
  2. B. Platform as a Service offers computing hardware, storage, networking, and the operating systems but not the application software.
  3. C. Software as a Service offers all cloud computing services, including the application software.
  4. B. Desktop as a Service is a cloud-hosted service that extends a virtual desktop to a remote client.
  5. C. A private cloud is used exclusively by a single organization.
  6. D. A community cloud is used by companies with similar needs such as medical or financial services.
  7. B. A public cloud is used shared by many different organizations.
  8. C. The cloud delivery model that hosts compute resources remotely is referred to as off-premise.
  9. B. The pay-as-you-grow cloud characteristic allows billing for only the services used.
  10. C. Chargeback allows accounting and departmental billing for cloud services used.
  11. D. On-demand cloud computing allows the consumer to dynamically add and change resources with the use of an online portal.
  12. D. Multitenancy is when a single software application is portioned and shared between multiple clients.
  13. C. Cloud bursting is designed to use a public cloud during times of increased load on the primary datacenter.
  14. D. Rapid deployment gives the consumer the ability to rapidly change cloud resources by using automation. ...

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