During an assessment for an organization's cloud design, a cloud architect discovers that developers will be creating applications for tenants. The applications will self-scale based on an internal trigger.
The architect has included cloud management platform (CMP) components in the design that will support this requirement. To meet this requirement, what else should the cloud architect consider?

An organization wants to deploy SaaS applications in their cloud. The SaaS applications will be using application HA to maintain up-time levels of 99.9%. If an instance of the application fails, a new instance will be deployed to replace it.
What should the cloud architect include in the design to support this up-time requirement?

What is a benefit of a service catalog?

What is a challenge that is unique to hybrid cloud deployments for authentication and authorization systems?

An architect is designing the compute resource pools for a cloud. As part of the deliverables, the architect has included the standard specifications for the physical servers to be used. The organization has provided estimates for future growth but has concerns about whether these estimates are accurate.
What should be included in the design to address these concerns?