Day 02 - AWS Global Infrastructure
Date: 2025-09-09 (Tuesday)
Status: “Done”
Lecture Notes
AWS Infrastructure
Data Centers
- Each data center can host tens of thousands of servers.
- AWS builds and manages its own custom hardware for efficiency and reliability.
Availability Zone (AZ)
- One or more physically separate data centers within a Region.
- Each AZ is designed for fault isolation.
- Connected via low-latency, high-throughput private links.
- AWS recommends deploying workloads across at least two AZs.
Region
- A Region contains at least three Availability Zones.
- There are currently 25+ Regions worldwide.
- Regions are interconnected by the AWS backbone network.
- Most services are Region-scoped by default.
Edge Locations
- Global network of edge sites designed to serve content with minimal latency.
- Used by services such as:
- Amazon CloudFront (CDN)
- AWS WAF (Web Application Firewall)
- Amazon Route 53 (DNS Service)
Hands-On Labs
Lab 01 – AWS Account & IAM Setup
- Create an AWS Account → 01-01
- Configure Virtual MFA Device → 01-02
- Create Admin Group and Admin User → 01-03
- Account Authentication Support → 01-04