Mehmet Sat | Personal Blog

AWS Fundamentals

· mehmet sat
  • A Region is a physical location in the world that consists of two or more Availability Zones(AZs)
  • An AZ is one or more discrete data centers — each with redundant power, networking, and connectivity — housed in separate facilities
  • Edge Locations are endpoints for AWS that are used for caching content. Typically, this consists of CloudFront, Amazon’s Content Delivery Network. Edge locations is more than Availability Zones
  • Shared Responsibility Model: Ask this question for the answer if you are responsible or not
    • Can you do this yourself in the AWS Management Console?
    • If Yes, you are likely responsible.
      • Security Groups, IAM Users, patching EC2 operating systems, patching databases running on EC2, etc. (patching means fixing bugs improving system performance)
    • If Not, AWS is likely responsible.
      • Management of Data Centers, security cameras, cabling, patching RDS operating systems, etc.
    • Encryption is a shared responsibility
  • Key Services to know for the Exam
    • Compute: EC2, Lambda, Elastic Beanstalk
    • Storage: S3, EBS, EFS, FSx, Storage Gateway
    • Databases: RDS, DynamoDB, Redshift
    • Networking: VPCs, Direct Connect, Route 53, API Gateway, AWS Global Accelerator
  • Before the exam read the white-paper Well-Architected Framework