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AWS Solutions Architect Associate Study Notes
Comprehensive study materials covering all SAA-C03 exam domains and objectives.
Design Resilient Architectures (26%)
Multi-AZ and Multi-Region Architectures
Availability Zones (AZs)
- Isolated locations within AWS Regions
- Connected with low-latency links
- Design for single AZ failure tolerance
- Use multiple AZs for high availability
Multi-Region Considerations
- Disaster recovery and business continuity
- Data sovereignty and compliance
- Latency optimization for global users
- Cross-region replication strategies
Scalable and Loosely Coupled Architectures
Auto Scaling
- EC2 Auto Scaling Groups
- Application Auto Scaling
- Predictive scaling and scheduled scaling
- Target tracking scaling policies
Loose Coupling Patterns
- SQS for asynchronous messaging
- SNS for pub/sub notifications
- EventBridge for event-driven architectures
- API Gateway for microservices
Fault-Tolerant Storage
Amazon S3
- 11 9's (99.999999999%) durability
- Cross-Region Replication (CRR)
- Versioning and MFA Delete
- S3 Transfer Acceleration
Amazon EBS
- Automatic replication within AZ
- Snapshot backup to S3
- Cross-region snapshot copying
- EBS Multi-Attach for shared storage
Quick Reference
Exam Format
- 65 questions, 130 minutes
- Multiple choice, multiple response
- Passing score: 720/1000
Key AWS Services
- Compute: EC2, Lambda, ECS, EKS
- Storage: S3, EBS, EFS, FSx
- Database: RDS, DynamoDB, ElastiCache
- Networking: VPC, ELB, CloudFront, Route 53
Practice Resources