Which statement about cloud computing resource pooling is correct?

Cloud computing resource pooling refers to the ability of multiple users or tenants to share and utilize the resources provided by a cloud service provider effectively. The correct statement emphasizes that resource pooling can shield the differences between similar resources. This means that end users can access resources without needing to be concerned about the exact specifications or locations of those resources, which may vary widely.

By abstracting away these differences, resource pooling enables elasticity and scalability, allowing resources to be allocated dynamically based on demand. This is particularly beneficial in cloud environments where users require flexibility without needing to manage the underlying infrastructure complexities.

In contrast, other statements either inaccurately describe the characteristics of resource pooling or introduce concepts that do not directly relate to the specifics of pooling. For instance, resource pooling does not inherently depend on extensive network access or dictate the specific combination of CPU and hard disk in resource pools. Additionally, while virtualization technology often enhances resource pooling, it is not a strict requirement for resource pooling functionality. The concept itself is focused more on the management of shared resources rather than the technologies used to implement it.