Which term describes the ability to quickly allocate resources in cloud computing?

The correct term that describes the ability to quickly allocate resources in cloud computing is elasticity. Elasticity refers to the characteristic of a cloud environment that allows for the automatic provisioning and de-provisioning of resources as needed, scaling up or down rapidly to meet demand. This feature enables organizations to respond dynamically to fluctuations in workload without the need for manual intervention, making it highly beneficial for businesses that experience varying levels of demand.

In cloud computing, elasticity ensures that resources such as computing power, storage, and network capacity can be adjusted on-demand, providing flexibility and cost-effectiveness. Organizations can optimize their resource usage based on current requirements, ensuring they do not over-provision and incur unnecessary costs or under-provision and experience performance issues.

The other terms have different meanings in the context of cloud computing. Affordability pertains to the cost consideration of cloud services, agility refers to the speed at which a business can adapt to changes and innovate, and efficiency relates to how well resources are utilized. While these aspects are important, they do not specifically capture the capability of rapidly allocating resources, which is why elasticity is the most accurate choice.