Refer to the following code, which is a part of an xml validation:

...

filename = "OrderDetails.xml";

FileStream stream = new FileStream( filename , FileMode.Open);

XmlValidatingReader reader = new XmlValidatingReader(stream);

...

Gavin is trying to open an xml which contains "order details" returned by a Web service, through this code, but an error is being generated in the code. Which of the following might be the cause of error?

The use of attributes in a class and its members can affect the XML into which it serializes. Which rules apply when a class is serialized?

Security is a hard-to-use feature in .Net. On the contrary, it is rather easy to implement in Web services. Which namespace is used for encryption?

You need to send an image from a Web server to an image server in order to customize the image for the Web surfer. Which option will you use to send binary data with a SOAP message?

Mark intends to use Web services of 'Royal Airways' in his application. He is searching for UDDI APIs, available in the .net library. Which code should he apply in this scenario?

Which one is correct with regard to the statements given below?

Which ones are correct with regard to WS-Referral protocol?

Limitations of XML serialization?

Which code snippets are serializable?

Which one is correct with regard to the statements given below?

Mark intends to use Web services of 'Royal Airways' in his application. He is searching for UDDI APIs, available in the .net library. Which code should he apply in this scenario?