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You have a computer that runs Windows XP Professional. You download new video card driver from the Internet, and then install the driver. You restart the computer. You discover that the newly loaded video driver is named VgaSave. 
You need to restore the previous version of the video card driver.What should you do?（） 

You are designing a forest structure to meet the business and technical requirements.  How many forests should you create？（）  One。  Two。  Three。  Four。 新建一个文档，可以使用快捷方式（） ctrl+f。 ctrl+e。 ctrl+n。 ctrl+a。 热处理 You are a systems administrator responsible for managing a Windows Server 2008 Web server. Recently，your organization set up a new IIS Web site that will be accessed by users outside of your organizations.Consultants should be able to connect to this Web site， using IIS Manager. Your organization’s securitypolicy prevents you from creating domain accounts or local user accounts for these users. You attempt touse the IIS Manager Permissions feature for the Web site. However， when you click Allow User， you areable to select only Windows users.  How can you resolve this problem？（） Verify that Management Service has been started.。 Reconfigure the file system permissions for the root folder of the Web site.。 Reconfigure Management Service to enable Windows And IIS Manager Credentials.。 Verify the Authentication settings for the Web site.。 Your company has an Active Directory Domain Services (AD DS) domain. You are installing the RD Session Host (RD Session Host) role service in Server Manager on a server that runs Windows Server 2008 R2. The Audio and video playback check box on the Configure Client Experience page is not available. You need to ensure that you can enable audio and video playback for users connecting to the RD Session Host server. Which two actions should you perform? （） Start the Windows Audio service.。 Install the Desktop Experience feature.。 Install Connection Manager Administration Kit feature.。 Start the Windows Audio EndPoint Builder service.。

You have a computer that runs Windows XP Professional. You download new video card driver from the Internet, and then install the driver. You restart the computer. You discover that the newly loaded video driver is named VgaSave. 
You need to restore the previous version of the video card driver.What should you do?（）