单项选择题

You create a Web Form that contains a text box named txtDate. You want the text box to allow users to enter any valid date. You need to use an ASP.NET validation control to ensure that only valid date values are submitted to the server.
What should you do? ()

A. Add a CompareValidator control to the Web Form. Set its ControlToValidate property to txtDate. Set its Type property to Date. Set its Operator property to DataTypeCheck.
B. Add a RangeValidator control to the Web Form. Set its ControlToValidate property to txtDate. Set its Type property to Date. Set its MinimumValue property to 01/01/1900 and its MaximumValue to the current date.
C. Add a CustomValidator control to the Web Form. Set its ControlToValidate property to txtDate. Write a function in the partial class that verifies the values as dates and returns a Boolean variable. Set the CustomValidators ClientValidationFunction to the name of your function.
D. Add a RegularExpressionValidator control to the Web Form. Set its ControlToValidate property to txtDate. Set the ValidationExpression property to ensure that the users input follows the format of nn-nn-nnnn, where n represents a number from 0 through 9.


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4.单项选择题You develop a Web application that contains two master pages. You need to dynamically set the master page when a user views pages in the application. What should you do? ()

A. Set Page.MasterPageFile in the Page's Page_Init event.
B. Set Page.MasterPageFile in the Page's OnInit override.
C. Set Page.MasterPageFile in the Page's Page_Load event.
D. Set Page.MasterPageFile in the Page's Page_PreInit event.

5.单项选择题

You develop a Web application that contains two master pages.
You need to dynamically set the master page when a user views pages in the application.
What should you do?()

A.SetPage.MasterPageFile in the Page’sPage_Initevent.
B.SetPage.MasterPageFile in the Page’sOnInit event.
C.SetPage.MasterPageFile in the Page’sPage_Loadevent.
D.SetPage.MasterPageFile in the Page’sPage_PreInitevent.

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