AWS Certified Cloud Practitioner — Question 251

Elasticity in the AWS Cloud refers to which of the following? (Choose two.)

Answer options

• A. How quickly an Amazon EC2 instance can be restarted
• B. The ability to rightsize resources as demand shifts
• C. The maximum amount of RAM an Amazon EC2 instance can use
• D. The pay-as-you-go billing model
• E. How easily resources can be procured when they are needed

Correct answer: B, E

Explanation

The correct answers, B and E, highlight the ability to adjust resources based on demand and the ease of obtaining resources as needed, which are key aspects of cloud elasticity. Options A, C, and D do not accurately reflect the concept of elasticity; A and C focus on specific instance characteristics, while D pertains to billing rather than resource management.