Network Security Groups

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Questions and Answers

Which of the following is true about virtual networks in Azure?

  • They have restricted outbound communication
  • They are limited to a single subscription (correct)
  • They allow inbound communication from the internet
  • They can span multiple regions

What is a network security group (NSG) used for?

  • To provide free flowing communication between subnets
  • To manage virtual network subnets
  • To control inbound and outbound communication in a virtual network (correct)
  • To create rules for virtual network peering

What is the purpose of a stateful firewall in Azure?

  • To allow inbound communication from the internet
  • To restrict outbound communication to the internet
  • To provide complete free flowing communication within a virtual network
  • To allow response back from outbound communication (correct)

What is the difference between IP and service tags in network security groups?

<p>IPs are specific addresses, while service tags are tags applied to network interface cards (C)</p> Signup and view all the answers

Which of the following is NOT a valid option for specifying the source in a network security group rule?

<p>Tag (B)</p> Signup and view all the answers

Which of the following is NOT included in the IP space of a virtual network?

<p>IP space of the virtual network itself (C)</p> Signup and view all the answers

Which of the following is a valid option for specifying the destination in a network security group rule?

<p>IP address (C)</p> Signup and view all the answers

Where are network security groups enforced?

<p>On the host (C)</p> Signup and view all the answers

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