Operating and maintaining high-availability architectures (for example, application failovers, database failovers)
Using AWS managed services for high availability
Implementing DNS routing policies (for example, Route 53 latency-based routing, geolocation routing, simple routing)
Performance monitoring technologies
Instance families and use cases
Designing large-scale application architectures for a variety of access patterns
Designing an elastic architecture based on business objectives
Applying design patterns to meet performance objectives with caching, buffering, and replicas
Developing a process methodology for selecting purpose-built services for required tasks
Designing a rightsizing strategy
AWS cost and usage monitoring tools (for example, Cost Explorer, Trusted Advisor, AWS Pricing Calculator)
Pricing models (for example, Reserved Instances, Savings Plans)