1. When can you delete a resource group from Azure

• Resources Are No Longer Needed: Ensure all resources within the group are no longer required.

• No Dependencies: Verify that no external dependencies exist that rely on these resources.
  Steps to delete Resource Group from Azure is highlighted below

• Go to the Azure Portal

• Navigate to Resource Groups from the left-hand menu.
  

• Select the resource group you wish to delete.
  

• Click on Delete Resource Group.
  

• Confirm the deletion by typing the resource group's name.
  
  
  
  
  NOTE: Once deleted, all resources within the group will also be deleted and cannot be recovered.

2. What is an Azure Region?

An Azure Region is a specific place in the world where Microsoft has data centers. These centers store and run your apps and data. Choosing a region helps you keep your information close, fast and in line with local rules.

3. What is an Availability Zone?

An Availability Zone is like a backup location within a specific area where Azure has data centers. If something goes wrong in one place, the other places in the same area can keep your apps and data running smoothly. This helps keep your services reliable and always available.