EKS · CloudCertPro

IoT Migration Trade-offs—Serverless vs Containers | SAP-C02

26 January 2026·1605 words·8 mins

Architecture Drills AWS SAP-C02 FinOps Decision Matrix AWS IoT Core Lambda DocumentDB EKS Serverless Operational Excellence

This SAP-C02 scenario explores migrating a legacy IoT telemetry platform to AWS. The decision centers on serverless-first architecture (IoT Core + Lambda + DocumentDB) versus container-based approaches, with FinOps impact quantified across data ingestion, storage, and reporting layers.

Spot vs On-Demand for Stateless Containers | SAA-C03

12 January 2026·821 words·4 mins

Architecture Drills AWS SAA-C03 FinOps Decision Matrix ECS EKS Spot Instances Container Orchestration

Explore how to minimize costs for stateless, interruption-tolerant containers by comparing EC2 Auto Scaling, EKS managed node groups, Spot instances, and On-Demand pricing models.

API Migration Scalability Trade-offs | SAP-C02

4 January 2026·1357 words·7 mins

Architecture Drills AWS SAP-C02 FinOps Decision Matrix Application Load Balancer Auto Scaling Lambda API Gateway EKS Route 53

A mobile API running on 5 EC2 instances with Route 53 multi-value routing can’t handle traffic spikes. Should you refactor to serverless, containerize with EKS, add Auto Scaling with Lambda orchestration, or simply front with an ALB? This drill dissects the modernization spectrum for SAP-C02.