AWS ngatur infrastruktur globalé dadi Regions (lokasi geografi) lan Availability Zones (data center sing terisolasi ing sajroning region). Ngerti iki penting banget kanggo ndesain aplikasi sing reliable (fault-tolerant) lan performan (latency murah).
Regions — lokasi geografi
A REGION is a geographic area with AWS infrastructure (e.g. us-east-1 Virginia,
eu-west-1 Ireland, ap-southeast-1 Singapore):
→ choose regions based on: proximity to USERS (lower latency), data RESIDENCY/
compliance (where data must legally reside), service availability, and cost
→ regions are isolated from each other (a region's issues don't affect others)
