单项选择题 You have a computer named Computer1 that runs Windows 7 and Windows Internet Explorer 8. A userreports that Computer1 has a number of Internet Explorer configuration issues that cause instability whenbrowsing the Internet. You need to configure Internet Explorer to use all default settings.  What should youdo from Internet Options?（）

单项选择题 Your network consists of a single IPv4 subnet. The subnet contains 20 computers that run Windows 7. Youadd a new computer named Computer1 to the subnet. You discover that Computer1 has an IP address of169.254.34.12. You cannot connect to other computers on the network. Other computers on the networkcan connect to each other. You need to ensure that you can connect to all computers on the network.  What should you do?（）

单项选择题 You have a computer that runs Windows 7. You install a third-party Web browser. You discover that HTMLfiles are no longer associated with Windows Internet Explorer. You need to ensure that Internet Explorerstarts whenever a HTML file is opened.  What should you do from Internet Options?（）