A simulated SAA-C03 scenario exploring how to architect high availability for a mission-critical web application using Aurora PostgreSQL and Auto Scaling groups, focusing on the balance between availability guarantees and operational simplicity.
A manufacturing company needs high-availability hybrid connectivity to AWS with stable latency, minimal cost, and tolerance for slower backup. Learn why Direct Connect + VPN backup is the optimal solution over dual Direct Connect or dual VPN approaches.
This drill explores how to reduce cloud spending for a high-security image processing service by optimizing VPC networking—specifically choosing between NAT Gateways and S3 Gateway Endpoints for 1TB daily S3 data transfer.
A retail analytics company faces duplicate database records despite unique SQS messages. This drill examines why visibility timeout extension is the correct solution and how it prevents race conditions in distributed message processing.
A critical business data archival scenario requiring 4-year retention with instant access. Learn why S3 Standard-IA beats Glacier and One Zone-IA through FinOps analysis and compliance constraints.
Master the critical decision of choosing service-managed vs. self-managed permissions for StackSets deployment across 100+ AWS accounts, with quantified FinOps impact and governance considerations.
A global manufacturing firm needs to assess 2,000+ hybrid workloads for AWS migration. This drill examines the trade-offs between agent-based discovery, server grouping strategies, and EC2 right-sizing—with quantified FinOps impact.
A healthcare API needs to identify Protected Health Information in uploaded PDF and JPEG reports. We analyze the trade-off between building custom ML solutions versus leveraging AWS-managed AI services for minimal operational overhead.
Explore the critical decision process for retrofitting encryption on a production RDS Multi-AZ database, comparing snapshot-based migration vs. misconceptions about in-place encryption and storage-layer solutions.
A Professional-level analysis of migrating a traffic-surge-prone .NET application to AWS, comparing Elastic Beanstalk vs CloudFormation, Aurora vs RDS MySQL, and multi-AZ vs multi-Region strategies for 200K daily users.