If you are coming from an Azure background and you are looking to potentially expand your knowledge of Cloud Providers, to include AWS then the below table will really help you.
The below table is not exhaustive but does help with some of the more common technologies that you will see working within an AWS Environment. It does also focus on a lot of the Technologies in the AWS Cloud Practitioner exam!
|Virtual Machine||Virtual Machines||Elastic Cloud Computer (EC2)|
|Azure Functions||Functions||AWS Lambda|
|App Services||Application PaaS||Elastic Beanstalk|
|Azure DNS||DNS||Route 53|
|Azure Load Balancer||Load Balancing||Elastic Load Balancing (ECB)|
|Azure ExpressRoute||Direct Connection to Cloud||AWS Direct Connect|
|Azure Security Center||Security Assessment||Amazon Inspector|
|Azure Active Directory||Authentication & Management||Identity and Access Management (IAM)|
|Azure NSG||Virtual Machine Firewall||Security Group|
|Azure NSG||Subnet Firewall||Network Access Control List (NACL)|
|Azure Content Delivery Network||Content Delivery Network||Amazon CloudFront|
|Azure Archive Storage (Blob)||Archive Data||AWS Glacier|
|Azure Disks||Storage Account (VHD’s, Files, Disks)||Elastic Block Store (EBS)|
|Blob Storage||Cheap Data Storage (No SMB)||Amazon Simple Storage Service (S3)|