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？（）
A.In a command window， type the ipconfig /displaydns command.
B.In the Network and Sharing Center window， click the View Full Map link.
C.In the Network and Sharing Center window， click the Diagnose and repair link.
D.Configure the DNS server by using an IP address provided by your Internet Service Provider （ISP）.
相关考题
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单项选择题
You report to the IT department in your company that your computer has a connectivity problem. The department requests that you configure your system with the following value： 2001：：f85c：494e：7：4bd4 You need to configure your computer accordingly. What should you do？（）
A.Use the given value as an IPv6 address.
B.Use the given value as a DNS suffix search item.
C.Use the given value as a WEP key for a wireless network.
D.Use the given value as a manually assigned MAC address. -
单项选择题
You connect your computer to a wireless network. You discover that this new connection fails to show in the Connect to a network window. You need to view this connection in the Connect to a network window. What should you do？（）
A.Click the Diagnose and repair link.
B.Enable the Turn on notification of new networks option.
C.Configure the Connect to a network window to show all networks.
D.Disable the Connect automatically when this network is in range option， and then enable the Connect even if the network is not broadcasting option. -
多项选择题
Your wireless network is not listed in the Connect to a network window of your computer. You need to connect to your wireless network. Which two actions should you perform？（）
A.Right-click and click the Diagnose option in the Connect to a network window.
B.Set the security type value to No authentication in the wireless network properties dialog box.
C.Click the Manually connect to a wireless network option in the Set up a connection or network window.
D.In the Wireless Network properties dialog box， click the Connect even if the network is not broadcasting option.
E.Configure the correct IP address， subnet mask， and default gateway for the target network in the wireless network connection properties dialog box.
