Exam Notes part 3

Posted on Posted in AWS
  • Glacier – 10 gb free retrieval under free tier
  • Instance stores – cannot be in stopped state; they are either terminated or running
  • EC2 Instance states lifecycle:
    • pending
    • running
    • rebooting
    • stopping
    • stopped
    • shutting-down
    • terminated
  • Cloudfront request if files is not in cache: holds the request until origin server serves it in the cache of the edge location
  • Cloudformation parameters:
    • Outputs: for specifying the outputs
    • Parameters :(name etc)
    • Mappings
    • Resources: resources of cloudformation, type of resources
  • Multi AZ RDS helps in maintenance tasks as it will initiate auto failover in standby
  • AWS VPC Platforms
    • EC2 Classic
    • EC2-VPC
  • RDS Soap webservices calls uses HTTPS only
  • Lambda supports
    • Java
    • Node.js
    • Python
    • C#
  • RDS Read Replicas limit: 5
  • AWS CodePipeline is a continuous delivery service that enables you to model, visualize, and automate the steps required to release your software.
  • CloudTrail logs to S3 bucket = 5minutes
  • Oracle BYOL (bring your own license): Standard Edition 2 (SE2), SE1, SE, Enterprise Edition (EE)
    • Included license: SE1, SE2
  • http://status.aws.amazon.com = AWS Service Health Dashboard
  • Resources that can’t be tagged:
    • Dedicated hosts
    • Elastic IP
    • Instance Store volumes
    • Key-Pair
    • NAT GW
    • Placement groups
    • VPC endpoint/flowlog

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