Monitor Amazon Elastic Block Store (Amazon EBS) metrics and modify configuration to increase performance efficiency.
Differences between AWS managed policies and customer managed policies
Implement S3 performance features (for example, S3 Transfer Acceleration, multipart uploads).
AWS cost management service features (for example, cost allocation tags, multi-account billing)
Authorization methods (role-based, policy-based, tag-based, and attributebased)
Monitor RDS metrics and modify the configuration to increase performance efficiency (for example, Performance Insights, RDS Proxy).
AWS cost management tools with appropriate use cases (for example, Cost Explorer, AWS Budgets, AWS Cost and Usage Report)
Principle of least privilege as it applies to AWS security
Enable enhanced EC2 capabilities (for example, Elastic Network Adapter, instance store, placement groups).
Role-based access control and expected access patterns
Architectural patterns (for example, event-driven, microservices, monolithic, choreography, orchestration, fanout)
Methods to protect data from unauthorized access across services
Data encryption options available in AWS analytics services (for example, Amazon Redshift, Amazon EMR, AWS Glue)