You are the network administrator for your company. The network consists of a single Active Directory domain. All servers run Windows Server 2003. All client computers run either Windows 2000 Professional with Service Pack 4 or Windows XP Professional. You install Windows Server Update Services （WSUS） on a computer named Server2. You create a Group Policy object （GPO） that configures all client computers to receive software updates from Server2. One week later， you run Microsoft Baseline Security Analyzer （MBSA） on all client computers to find out whether all updates are being applied. You discover that all of the Windows 2000 Professional client computers receive updates， but the Windows XP Professional client computers do not receive updates. You verify that the GPO setting was applied on all Windows XP Professional computers. You need to ensure that the Windows XP Professional client computers receive their updates from Server2. What should you do？（） Make all users of Windows XP Professional client computers members of the Administrators local group.。 On all Windows XP Professional client computers， install the latest service pack.。 On all Windows XP Professional client computers， use the gpupdate /force command.。 On all Windows XP Professional client computers， delete the NoAutoUpdate value under HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU.。
历史分析法
You use Microsoft Visual Studio 2010 and Microsoft . NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You create a WPF window in the application. You add the following code segment to the application. public class ViewModel { public CollectionView Data { get; set; } } public class BusinessObject { public string Name { get; set; } } The DataContext property of the window is set to an instance of the ViewModel class. The Data property of the ViewModel instance is initialized with a collection of BusinessObject objects. You add a TextBox control to the Window. You need to bind the Text property of the TextBox control to the Name property of the current item of the CollectionView of the DataContext object. You also need to ensure that when a binding error occurs, the Text property of the TextBox control is set to N/A . Which binding expression should you use?（） { Binding Path=Data/Name, FallbackValue='N/A' }。 { Binding Path=Data.Name, FallbackValue='N/A' }。 { Binding Path=Data/Name, TargetNullValue='N/A' }。 { Binding Path=Data.Name, TargetNullValue='N/A' }。
“阈值”命令将灰度或彩色图像转换为高对比度的黑白图像，所有比阈值亮的像素转换为（）颜色。
阮籍的诗歌创作的主要体制是（） 五言诗。 七言诗。 四言诗。 杂言诗。
You have a server that runs Windows Server 2008 and has the Windows Server Virtualization （WSv）server role installed.
You create a new virtual machine.
You need to configure the virtual machine to meet the following requirements：
Allow network communications between the virtual machine and the host system.
Prevent communications with other network servers.
What should you do first？（）
