Chapter 1: The Cloud

1. C. Having globally distributed infrastructure and experienced security engineers makes a provider’s infrastructure more reliable. Metered pricing makes a wider range of workloads possible.

2. A, D. Security and virtualization are both important characteristics of successful cloud workloads, but neither will directly impact availability.

3. B, D. Security and scalability are important cloud elements but are not related to metered pricing.

4. A, B. Security and elasticity are important but are not directly related to server virtualization.

5. D. A hypervisor is software (not hardware) that administrates virtualized operations.

6. B. Sharding, aggregating remote resources, and abstracting complex infrastructure can all be accomplished using virtualization techniques, but they aren’t, of themselves, virtualization.

7. C. PaaS products mask complexity, SaaS products provide end-user services, and serverless architectures (like AWS Lambda) let developers...