多项选择题
A.Set theAllowDrag property to true.Create an event handler for the DragOver event.
B.Set theAllowDrag property to true.Create an event handler for the ItemDrag event to call the DoDragDrop method.
C.Set theAllowDrag property to true.Create an event handler for the DragEnter event to call the DoDragDrop method .
D.Create an event handler for the DragDrop event to handle the move or copy by itself.
E.Create an event handler for the DragEnter event to handle the move or copy by itself.
单项选择题 You create Windows Forms applications by using the .NET Framework 3.5. You plan to deploy a new application by using the ClickOnce technology.During deployment， the application performs the following tasks： （1）Modifies registry keys （2）Modifies the files located in the %PROGRAM FILES% folder （3）Administrative permissions are not granted to users who install the application You need to ensure that the following requirements are met： （1）The application can be deployed to Windows Vista client computers that are not part of an Active Directory domain （2）When the application is deployed， users are not prompted to elevate their permissions What should you do？（）
单项选择题 YoucreateWindowsFormsapplicationsbyusingthe.NETFramework3.5.YouplantodeployanewapplicationbyusingtheClickOncedeploymenttechnology.Theapplicationissignedbyusingacertificateobtainedfromatrustworthyauthority.YouneedtoensurethattheapplicationcanbedeployedasatrustedapplicationtoWindowsVistaclientcomputersonacorporatenetwork.Whatshouldyoudo？（）
单项选择题 You create Windows Forms applications by using the .NET Framework 3.5. You plan to use a setup project to deploy a new Windows Forms application.The application uses a component that requires the Microsoft NET Framework 1.1.You need to create a launch condition so that the application can be deployed on client computers. What should you do？（）