MCSD.NET - 70-315 Exam Question:
Download Questions PDF

You ASP.NET application manages order entry data by using a DataSet object named
EXorderEntry. The EXorderEntry object includes two DataTable objects named orderNames and
OrderDetails. A ForeignKeyConstraint object named orderDetailsKey is defined between the two
DataTable objects.
You attempt to delete a row in orderNames while there are related rows in OrderDetails, and an
exception is generated.
What is the most likely cause of the problem?
A. The current value of OrderDetails.KeyDeleteRule is Rule.Cascade.
B. The current value of OrderDetails.KeyDeleteRule is Rule.SetNull.
C. The current value of OrderDetails.KeyDeleteRule is Rule.SetDefault.
D. The current value of OrderDetails.KeyDeleteRule is Rule.None.

Answer:

D. The current value of OrderDetails.KeyDeleteRule is Rule.None.

Download MCSD.NET - 70-315 Exam Interview Questions And Answers PDF

Previous QuestionNext Question
Suppose You are creating an ASP.NET page for XYZ. You create a DataGrid control that displays past
purchases made by the user. The DataGrid control is populated from an existing database when
the page is created.
The page contains TextBox controls that allow users to update their personal information, such as
address and telephone number.
You need to ensure that the page is refreshed as quickly as possible when users update their
contact information.
What should you do?
A. Set the Enable property of the DataGrid control to false.
B. Set the EnableViewState property of the DataGrid to false.
C. Write code in the Page.Load event handler that populates the DataGrid control only when the
IsPostBack property of the page is false.
D. Write in the Page.Load event handler that populates the DataGrid control only when the
IsPostBack property of the page is true.		You create an ASP.NET page that uses images to identify areas where a user can click to initiate
actions. The users of the application use Internet Explorer.
You want to provide a pop-up window when the user moves the mouse pointer over an image.
You want the pop-up window to display text that identifies the action that will be taken if the user
clicks the image.
What should you do?
A. For each image, set the AlternateText property to specify the text you want to display, and set
the ToolTip property to True.
B. For each image, set the ToolTip property to specify the text you want to display.
C. In the onmouseover event handler for each image, add code that calls the RaiseBubbleEvent()
method of the System.Web.UI.WebControls.Image class.
D. In the onmouseover event handler for each image, add code that calls the ToString() method
of the System.Web.UI.WebControls.Image class.