AWS Certified Cloud Practitioner (CLF-C02) — Question 664

A company wants to migrate to the AWS Cloud. The company needs the ability to acquire resources when the resources are necessary. The company also needs the ability to release those resources when the resources are no longer necessary.

Which architecture concept of the AWS Cloud meets these requirements?

Answer options

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

Correct answer: A

Explanation

Elasticity is the core cloud concept that allows organizations to scale resources up or down automatically to match fluctuating demand, ensuring they only pay for what they use. Availability refers to system uptime, reliability is the ability of a system to recover from infrastructure or service disruptions, and durability refers to the long-term prevention of data loss.