单项选择题
A. Data V iewRowState.ModifiedOriginal;
B. Data V iewRowState.ModifiedCurrent;
C. Data V iewRowState.CurrentRows;
D. Data V iewRowState.Added;
单项选择题 You are creating a DataTable. You use the following code segment to create the DataTable. (Line numbers are included for reference only.) 01 DataTable dt = new DataTable(“Products”); 02 dt.Columns.Add(new DataColumn(“Price”, typeof(decimal))); 03 dt.Columns.Add(new DataColumn(“Quantity”, typeof(Int32))); 04 DataColumn dc = new DataColumn(“Total”, typeof(decimal)); 05 dt.Columns.Add(dc); You need to ensure that the Total column is set to the value of the Price column multiplied by the Quantity column when new rows are added or changed. What should you do? ()
多项选择题 You create a Web Form that contains a TreeView control. The TreeView control allows users to navigate within the Marketing section of your Web site. The following XML defines the site map for your site. You need to bind the TreeView control to the site map data so that users can navigate only within the Marketing section. Which three actions should you perform? ()
单项选择题 You load an XmlDocument named doc with the following XML. World Atlas Dictionary You need to use an XPath query string to select the two book nodes. Which code segment should you use? ()