You are developing an ASP.NET Web application. You create a master page. The master page requires a region where you can add page-specific content by using the ASP.NET page designer. You need to add a control to the master page to define the region. Which control should you add？（） Content。 ContentPlaceHolder。 PlaceHolder。 Substitutio。
下列说法不正确的是（） 速度势函数相等的点连成的线称为等势线，速度方向垂直于等势线。。 连接任意两点的速度环量等于该两点的速度势函数之差。。 速度线积分与路径无关，仅决定于两点的位置，如果是封闭曲线，速度环量为零。。 对于平面流动，无论是理想流还是粘性流，无论是有漩涡还是无漩涡，均存在流函数。
You create an ASP.NET page named TestPage.aspx that contains validation controls. You need to verify that all input values submitted by the user have been validated by testing the Page.IsValid property. Which page event should you add an event handler to？（） Init。 Load。 PreInit。 PreLoad。
高山
You are implementing an ASP.NET MVC 2 Web application that contains several folders. The Views/Shared/DisplayTemplates folder contains a templated helper named Score.ascx that performs custom formatting of integer values. The Models folder contains a class named Player with the following definition.Public Class Player Public Property Name As String Public Property LastScore As IntegerPublic Property HighScore As IntegerEnd Class You need to ensure that the custom formatting is applied to LastScore values when the HtmlHelper.DisplayForModel method is called for any view in the application that has a model of type Player. What should you do？（） Rename Score.ascx to LastScore.ascx.。 Move Score.ascx from the Views/Shared/DisplayTemplates folder to the Views/Player/DisplayTemplates folder.。 Add the following attribute to the LastScore property. <UIHint("Score")>。 Add the following attribute to the LastScore property. <Display(Name:="LastScore", ShortName:="Score")>。
公安机关欲对犯罪嫌疑人甲（男）、被害人乙（女）进行人身检查，下列正确的是（）
