Azure Subscription or Subscription in Azure allows you to deploy any number of resources like VM’s (Virtual Machines), Web Apps, Storage Accounts, etc. all inside a logical container. This Subscription in Azure is only linked to a single Azure account which was used to create subscriptions and which is used for billing purposes.
If you wish to break into the cloud computing industry with skills in Azure cloud computing, then check out the Azure certification course, from Intellipaat. Also, watch the following video on Azure tutorials made by industry experts.