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Series
The purpose of this series is to document comprehensive notes in preparation for the AWS Solution Architect Associate Certification.
CloudFormation Benefits of AWS CloudFormation Infrastructure as code Cost Each resource in the stack is tagged with an identifier so you can easily see how much a stack costs Estimate the costs of resources using the CloudFormation template Savi...
High-Performance Computing Data Management & Transfer AWS Direct Connect: Move Gb/s of data to the cloud, over a private secure network Snowball & Snowmobile: Move PB of data to the cloud AWS DataSync: Move large amounts of data between on-premise...
Disaster Recovery in AWS There are different kinds of Disaster Recovery On-premise → On-premise: traditional DR, and very expensive On-premise → AWS Cloud: hybrid recovery AWS Cloud Region A → AWS Cloud Region B RPO and RTO RPO How much of a da...
Public and Private IP Private IP 10.0.0.0 - 10.255.255.255 (10.0.0.0/8) 172.16.0.0 - 172.31.255.255 (172.16.0.0/12) ← AWS default VPC in that range 192.168.0.0 - 192.168.255.255 (192.168.0.0/16) ← home networks Public IP: All the rest of the I...
KMS Service Manages encryption keys Able to audit KMS usage using CloudTrail Having three kinds of Keys: KMS Keys Symmetric Asymmetric KMS Keys Types of KMS Keys: AWS Owned Keys (free): SSE-S3, SSE-SQS,… AWS Managed Keys (free): aws/servi...
CloudWatch Metrics Provides metrics for every service in AWS Metrics belong to namespaces Dimension is an attribute of a metric (instance id, environment,…) Up to 30 dimensions per metric Metrics have timestamps Can create CloudWatch dashboards...