AWS Certified Cloud Practitioner — Question 831

A company wants the ability to automatically acquire resources as needed and release the resources when they are no longer needed.

Which cloud concept describes this functionality?

Answer options

• A. Availability
• B. Elasticity
• C. Durability
• D. Reliability

Correct answer: B

Explanation

Elasticity represents the cloud's ability to automatically scale resources outward or inward to match active demand, ensuring cost-efficiency and performance. In contrast, availability and reliability focus on system uptime and consistent performance, while durability refers to the prevention of data loss.