SAP-C02Domain 3: Continuous Improvement for Existing SolutionsArchitecture OptimizationeasySingle choice
Across dozens of accounts, leadership wants data-driven recommendations to downsize over-provisioned EC2 instances and pick better instance types. Which service generates these recommendations from utilization history?
A.AWS Trusted Advisor basic checks
Trusted Advisor flags some idle/underutilized resources but lacks per-workload type recommendations.
B.AWS Compute Optimizer
Correct. ML-driven rightsizing across EC2/ASG/EBS/Lambda.
C.AWS Cost Explorer
Cost Explorer shows spend patterns, not sizing recommendations.
D.Amazon Inspector
Inspector finds vulnerabilities, not compute sizing.
Why this answer
Compute Optimizer analyzes CloudWatch utilization (up to 14 months via enhanced metrics) and recommends right-sized EC2 instance types, ASGs, EBS volumes, and Lambda memory — with org-wide support.
Correct answer: B · Last reviewed 2026-10-26
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