You are the desktop administrator for your company. Laura is a user in the company's accounting department. Laura uses a Windows XP Professional computer. Laura installs a new software application that was listed on her Add or Remove Programs list. Laura reports that the new application now opens whenever she double-clicks any file that has a .doc file name extension. She also reports that 24 new icons appear on the New menu when she right-clicks her desktop. Laura asks you to reconfigure her computer so that Microsoft Word opens when she double-clicks files that have a .doc file name extension. She also wants you to remove the new icons from the New menu. You instruct Laura to uninstall the new application. After she uninstalls the application, she reports that she can no longer open .doc files by double-clicking them. She also reports that the unwanted icons on the New menu are still present. You reinstall the new application, and it continues to open when Laura double-clicks .doc files. You want to restore the .doc file association and to remove the unwanted icons from the New menu on Laura's computer. You want to accomplish these tasks as quickly as possible. You also want to ensure that none of Laura's other documents or personal settings are affected. What should you do?（） Restore the computer to the restore point that was created when Laura installed the new application.。 Restore the System State data to Laura's computer from a backup tape. 。 Use the Windows XP Professional CD-ROM to perform an Automated System Recovery (ASR) restore. 。 Restart the computer by using the last known good configuration.&e。
硬母线水平排列的允许载流量比竖直排列时安（）。 大。 小。 一样。 略大。
You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. The application uses Session objects. You are modifying the application to run on a Web farm. You need to ensure that the application can access the Session objects from all the servers in the Web farm. You also need to ensure that when any server in the Web farm restarts or stops responding， the Session objects are not lost. What should you do？（） A。 B。 C。 D。
The servers on your network run Windows Server 2008 R2. You are planning a two-node Hyper-V failover cluster with SAN storage， and 16 virtual machines （VMs）. You plan to use quick migration. You need to place the maximum number of VMs on each logical unit number （LUN）. You need to ensure that you can move individual VMs between cluster nodes without affecting other VMs. How many VMs should you place on each LUN？（） one。 two。 four。 eight。
推进公务卡改革的建议有（）。 A.完善相关配套制度，解决现实应用难题 。 B.加强宣传，鼓励刷卡支付 。 C.改善用卡环境，扩大公务卡应用范围 。 D.从持卡人角度，应培养个人信用意识，形成良好的消费习惯。
张广智《西方史学史》载：“一般来说，古希腊历史和文明的领域内，并不存在什么能够有权要求管辖全希腊的和某个地区的最高政治权力”，“即使在结盟的各个城邦之间，也是始终保持各自的独立地位。”这反映出古希腊（）。
