视频来源：B站《AWS 认证解决方案架构师 助理级 SAA-C03（Kubernetes）集群编排工具helm3实战教程》
一边学习一边整理老师的课程内容及试验笔记，并与大家分享，侵权即删，谢谢支持！
附上汇总贴：AWS助理架构师认证培训 | 汇总_热爱编程的通信人的博客-CSDN博客
AWS Cloud Overview - Regions & AZ
AWS Cloud History
AWS Cloud Number Facts
- In 2019, AWS had $35.02 billion in annual revenue
- AWS accounts for 47% of the market in 2019 (Microsoft is 2nd with 22%)
- Pioneer and Leader of the AWS Cloud Market for the 9th consecutive year
AWS Cloud Use Cases
- AWS enables you to build sophisticated, scalable applications
- Applicable to a diverse set of industries
- Use cases includeEnterprise IT, Backup & Storage, Big Data anlalytics Websitehosting, Mobile & Social Apps Gaming
AWS Global Infrastructure
- AWS Regions
- AWS Availability Zones
- AWS Data Centers
- AWS Edge Locations / Points of Presence
AWS Regions
- AWS has Regions all around the world
- Names can be us-east-1, eu-west-3...
- A region is a cluster of data centers
- Most AWS services are region-scoped
How to choose an AWS Region?
lf you need to launch a new application, where should you do it?
- Compliance with data governance and legal requirements: data never leaves a region without your explicit permission
- Proximity to customers: reduced latency
- Available services within a Region: new services and new features aren't available in every Region
- Pricing: pricing varies region to region and is transparent in the service pricing page
AWS Availability Zones
- Each region has many availablity zones (usually 3, min is 2, max is 6). Example:ap-southeast-2aap-southeast-2bap-southeast-2c
- Each availability zone (AZ) is one or more discrete datacenters with redundant power，networking， and connectivity
- They're separate from each other, so that they're isolated from disasters
- They reconnected with high bandwidth, ultra-low latency networking
AWS Points of Presence (Edge Locations)
- Amazon has 216 Points of Presence (205 Edge Locations & II Regional Caches) in 84 cities across 42 countries
- Content is delivered to end users with lower latency
Tour of the AWS Console
- AWS has Global Services:Identity and Access Management (IAM)Route 53 (DNS service)Cloud Front (Content Delivery Network)WAF (Web Application Firewall)
- Most AWS services are Region-scoped:Amazon EC2 (Infrastructure as a Service)Elastic Beanstalk (Platform as a Service)Lambda (Function as a Service)Rekognition (Software as a Service)
- Region Table: https://aws.amazon.com/about-aw