3Designing High-Performing Architectures
- 3.1Choosing Compute and Storage
Understand choosing compute (EC2 instance types, serverless Lambda) and storage (EBS, EFS, S3) to fit the workload.
- 3.2Caching and Content Delivery
Understand reducing latency and improving performance with Amazon CloudFront (CDN) edge delivery and Amazon ElastiCache in-memory caching.
- 3.3Choosing and Scaling Databases
Understand RDS/Aurora (relational), DynamoDB (serverless NoSQL), scaling reads with read replicas, and choosing purpose-built databases.

