Final answer:
C) consolidation ratio
The measurement of the number of guests (virtual machines) that can exist on a single host is known as the consolidation ratio.
Step-by-step explanation:
The number of guests that can exist on a single host is measured as a consolidation ratio. This term is used within the realm of virtualization and refers to the number of virtual machines (VMs) that a physical server, or host, can support.
A high consolidation ratio indicates that a server can host many virtual machines, which is often a sign of efficiency and cost-effectiveness in a data center environment.
The number of guests that can exist on a single host is measured as a consolidation ratio. The consolidation ratio refers to the number of virtual machines (VMs) that can safely and efficiently run on a single physical server or host.
The measurement of the number of guests (virtual machines) that can exist on a single host is known as the consolidation ratio.