MCSD.NET - 70-315 Exam Interview Question:

You are creating a Web site for XYZ. You receive product lists in the form of XML documents.
You are creating a procedure to extract information from these XML documents according to
criteria that your users will select.
When a user makes a request, you want the results of these requests to be returned as quickly
as possible. What should you do?
A. Create an XmlDataDocument object and load it with the XML data.
Use the DataSet property of the object to create a DataSet object.
Use a SQL SELECT statement to extract the requested data.
B. Create an XmlDataDocument object and load it with the XML data.
Use the SelectNodes method of the object to extract the requested data.
C. Create an XPathDocument object and load it with the XML data.
Call the CreateNavigator method to create an XPathNavigator object.
Call the Select method of the XPathNavigator object to run an XPath query that extracts the
requested data.
D. Create an XmlReader object.
Use the Read method of the object to stream through the XML data and to apply an Xpath
expression to extract the requested data.