Azure always free build fun stuff but remember..

Free and fun

https://azure.microsoft.com/en-us/pricing/free-services

  • Event Grid Get reliable event delivery at massive scale. Integration 100,000 operations per month Always
  • Functions Process events with a serverless code architecture. Compute 1 million requests Always
  • Batch Scale your application in the cloud with job orchestration and scheduling for HPC applications. Compute Free Always
  • Logic Apps Build automated integration solutions across clouds and on-premises systems. Integration 4,000 built-in actions with the Consumption plan Always

  • Container Apps Build and deploy modern apps and microservices using serverless containers. Containers 180,000 vCPU seconds, 360,000 GiB seconds, and 2 million requests Always
  • Web PubSub Build real-time, two-way communication into your web and mobile apps. Web 20,000 messages per unit per day and 20 concurrent connections per unit (1 unit max) Always
  • Static Web Apps Streamline full-stack development from source code to global high availability. Compute 100 GB bandwidth per subscription, 2 custom domains and .5 GB storage per app Always

  • Azure Policy Achieve real-time cloud compliance at scale with consistent resource governance. Management and governance Free access to configuration and change tracking features Always

  • Virtual Network Provision private networks and connect to on-premises datacenters. Networking 50 virtual networks Always
  • Private Link Privately access services on Azure, keeping your data on the Microsoft network. Networking Free Always

Azure Administrator

https://learn.microsoft.com/en-us/credentials/certifications/exams/az-104/

  • Virtual networks
  • Storage
  • Compute
  • Monitor
  • Identity
  • Security
  • Governance