Questions

1. Although we see a major move to public clouds, companies may have good reasons to keep systems on-premises. Compliance is one of them. Please name another argument for keeping systems on-premises.
2. The market for public clouds is dominated by a couple of major players, with AWS and Azure being recognized as leaders. Name other cloud providers that have been mentioned in this chapter.
3. We discussed TOGAF as an enterprise architecture methodology. To capture business requirements, we studied a different methodology. What is the name of that methodology and what are the key components of this methodology?
4. IaaS, PaaS, and SaaS are very well-known cloud service models. What does CaaS refer to typically?