Domain 1 - Cloud Concepts (24%)
Index of notes that fall under Domain 1. Task statements come from the exam guide; a note can appear in more than one domain.
1.1 — Benefits of the AWS Cloud
- Cloud Value & Benefits — the benefit terms the exam leans on
- Global Infrastructure — speed of deployment and global reach as a benefit; the mechanics are Domain 3
1.2 — Design principles of the AWS Cloud
- Managing Cloud — how the frameworks fit together
- AWS Well-Architected Framework
- Pillars: Operational Excellence, Security, Reliability, Performance Efficiency, Cost Optimization, Sustainability
- AWS Well-Architected Tool — reviews a workload against the pillars
- AWS Cloud Adoption Framework vs. AWS Well-Architected Framework — the contrast the exam tests
1.3 — Migration benefits and strategies
- AWS Cloud Adoption Framework (CAF) — the six perspectives
- Phase tooling
- Migration Evaluator — assess
- Mobilize: Application Discovery Service, Migration Hub
- Application Migration Service — lift-and-shift whole servers into EC2
- Data migration
- AWS Snow Family — offline transfer
- Online transfer: AWS DataSync, AWS Transfer Family, Direct Connect
- Database migration: AWS DMS (Database Migration Service), AWS SCT (Schema Conversion Tool)
1.4 — Cloud economics
- Cloud Economics — the cost-model shift
- fixed costs vs variable costs, costs of on-premises
- Right-sizing — highest-impact cost lever
- Licensing: Bring Your Own License, AWS License Manager
- managed AWS services — removes undifferentiated operational cost
- Automation: infrastructure as code, AWS CloudFormation