单项选择题
A.Decrease the account lockout duration in the local security policy.
B.Temporarily enable the Remote Administration exception in Microsoft Windows Firewall.
C.Set the maximum amount of time an invitation can remain open to 12 hours.
D.Enable the Remote Desktop （less secure） option and add yourself to the Remote Desktop Users group.
单项选择题 Your computer uses both wired and wireless network connections. The networks are not connected to each other. You disallow incoming connections in Microsoft Windows Firewall. You create a shared folder. Users on the wireless network cannot access the shared folder. You need to allow access to the shared folder from the wireless network. You also need to maintain the security of the wired network. What should you do？（）
单项选择题 You are able to access a Web server from your computer by using the IP address of the Web server. You fail to access the Web server when you use its fully qualified domain name. Other users on your network can access the Web server by using both the IP address and the fully qualified domain name. You need to access the Web server by using the fully qualified domain name. What should you do？ （）
单项选择题 Your computer is unable to access external names or IP addresses. You need to connect to external Internet resources. What should you do first？（）