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Lessons (3)

• EC2, Storage and Auto Scaling

  … An AMI is the starting image. An instance type chooses CPU and memory capacity. A security group controls …

• AWS Databases: Choose the Right One

  … TEXT NOT NULL ); INSERT INTO customers VALUES (42, 'Amina'); INSERT INTO orders VALUES (1001, 42, 2500, 'paid'); SELECT …

• Resilience, Disaster Recovery and Multi-Region Design

  … everything as code (CloudFormation, CDK, Terraform) and container images replicated with ECR cross-region replication ; AMIs copied to …