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You have an Azure subscription that contains 10 virtual networks. The virtual networks are hosted in separate resource groups.
Another administrator plans to create several network security groups (NSGs) in the subscription. You need to ensure that when an NSG is created, it automatically blocks TCP port 8080 between the virtual networks.
Solution: From the Resource providers blade, you unregister the Microsoft.ClassicNetwork provider.
Does this meet the goal?
A . Yes
B . No
Answer: B
Explanation:
You should use a policy definition.
Reference: https://docs.microsoft.com/en-us/azure/azure-policy/policy-definition