The AWS Solutions Architect exam tests your mastery in designing resilient, high-performing, secure, and cost-optimized architectures.

Core AWS Architecture Pillars

• Operational Excellence: Automated deployments with AWS CloudFormation & CDK.
• Security: Least-privilege IAM policies, KMS encryption at rest & in transit.
• Reliability: Multi-AZ deployments, Auto Scaling Groups & Route 53 failover routing.
• Cost Optimization: S3 Intelligent-Tiering, Reserved Instances & Savings Plans.

Sample Practice Question

Scenario: A multi-national application requires session storage with sub-millisecond latency and multi-region replication. Which service offers the most cost-effective solution?

Correct Answer: Amazon ElastiCache for Redis with Global Datastore.