单项选择题 You install a third-party application on your computer. The application uses port 80 to negotiate a listening port. After establishing the listening port， the application uses dynamic ports above 6000.  You need to configure Microsoft Windows Firewall to allow traffic for the application.  What should you do？ （）

单项选择题 Your computer has Microsoft Windows Firewall enabled.  Your child plays an online game that uses connectionless traffic over port 5678 for inbound and outbound traffic.  You need to prevent your child from playing this game.  What should you do？ （）

单项选择题 Your computer is part of a workgroup. You share files with other users on the network. You configure exceptions in Microsoft Windows Firewall to allow file sharing. Users report that they are unable to connect to your computer.  You need to ensure that other users are able to access only the shared files.  What should you do？ （）