In order to view a particular list of storage accounts that start with mystorage, for example, type:

az storage account list --query "[?starts_with(name,'mystorage')]".name --output tsv

The tsv output parameter can easily be replaced with table.

In order to view all Azure storage accounts, type:

az storage account list --output tsv

In order to view all managed disks in Azure, type:

az disk list --output tsv

In order to view all available resource groups in Azure, type:

az group list --output tsv

In order do delete a managed disk in Azure and without the need for the command execution confirmation (because of the –yes) parameter, type:

az disk delete --resource-group yourresourcegroup --name yourdiskname --yes