多项选择题 Your computer has a TV tuner card installed. You install a wireless router and a Microsoft Windows Media Center Extender device. You need to access all the digital media on your computer from a different room in your house. Which two actions should you perform?（）

单项选择题 You have a computer that runs Windows Vista. You need to configure the computer to meet the following requirements: ·You must be able to make configuration changes remotely. ·You must be able to make the changes without the permission of the locally logged-on user. What should you do?（）

单项选择题 You have a computer that runs Windows Vista. You create a virtual private network (VPN) connection between the computer and your company’s network. You notice that while the computer is connected through the VPN connection, users on the company network can access shared folders on the computer. You need to prevent network users from accessing your shared folders when you are connected to the company’s network by using the VPN connection. What should you do?（）