AWS Certified Cloud Practitioner (CLF-C02) — Question 673

Which AWS service or tool provides recommendations to help users get rightsized Amazon EC2 instances based on historical workload usage data?

Answer options

• A. AWS Pricing Calculator
• B. AWS Compute Optimizer
• C. AWS App Runner
• D. AWS Systems Manager

Correct answer: B

Explanation

AWS Compute Optimizer uses machine learning to analyze historical utilization metrics and recommend optimal AWS resources, such as rightsized Amazon EC2 instances, to reduce costs and improve performance. AWS Pricing Calculator is used for estimating costs, AWS App Runner is a fully managed container application service, and AWS Systems Manager is for operational management, none of which provide automated resource rightsizing recommendations based on workload history.