AWS Certified Cloud Practitioner — Question 585

Which AWS service, tool, or feature helps companies reduce costs by identifying underutilized Amazon EC2 instances?

Answer options

• A. Amazon Inspector
• B. AWS Trusted Advisor
• C. Consolidated billing
• D. Cost Explorer

Correct answer: B

Explanation

AWS Trusted Advisor analyzes your AWS environment and provides recommendations in cost optimization, including identifying idle or low-utilization Amazon EC2 instances. Amazon Inspector is a security assessment service, Cost Explorer is used to visualize and analyze your spending over time, and consolidated billing is a billing feature to combine payments across accounts rather than optimizing resource utilization.