你有一台运行Windows 7的计算机。你需要复制文件到一个虚拟硬盘（VHD）文件中。首先你应该怎么做？（） 运行Run Dism.exe 并指定 /image 和 /online 参数。 打开Windows资源管理器，右击VHD文件并选择“打开”。 运行Diskpart.exe ，并运行选择和挂载命令。 运行Imagex.exe 并指定 /mountrw 和 /append 参数。
传承主体
You are creating an online catalog application that will display product information on the company Web site. The product data is stored in a SQL Server 2005 database. The data is stored as relational data but must be passed to the application as an XML document by using FOR XML. You test your application and notice that not all of the items matching your query appear in the XML document. Only those products that have values for all elements in the schema appear. You need to modify your Transact-SQL statement so that all products matching your query appear in the XML document. What should you do？（） Add an XML index to the table that contains the product data.。 Add the XSINIL argument to the ELEMENTS directive in the query.。 Add a HAVING clause to the query.。 Add the replace value of clause to the query.。
You manage a software update infrastructure by using Windows Server Update Services (WSUS) 3.0. All client computers run Windows XP Professional Service Pack 3 (SP3). The client computers receive Automatic Updates from the WSUS server, and they are configured to install Automatic Updates immediately. From the Update Services console, you approve a required security update for all client computers. You need to force a client computer to apply the required security update as soon as possible. Which tool should you use? （） Secedit。 Wuauclt。 Wsusutil。 Gpupdate。
简述变量分组的种类及应用条件。
编制项目工作计划首先要确定哪些工作？（）
