Layered defense calls for a diverse approach to security.

Explanation
The American Society of Heating, Refrigeration, and Air Conditioning Engineers (ASHRAE) recommends 40 to 60 percent relatively humidity for data centers. None of these options is the recommendation from ASHRAE.

Explanation
The inter-cloud provider is responsible for peering with other cloud services and providers, as well as overseeing and managing federations and federated services. A cloud service administrator is responsible for testing, monitoring, and securing cloud services, as well as providing usage reporting and dealing with service problems. The cloud service integrator is responsible for connecting existing systems and services with a cloud. The cloud service business manager is responsible for overseeing the billing, auditing, and purchasing of cloud services.

Explanation/Reference:
Explanation:
Remember, there is a one-to-many ratio of ONF to ANF; each organization has one ONF and many ANFs (one for each application in the organization). Therefore, the ANF is a subset of the ONF.