WebService attribute is applied to a class providing a Web Service. It describes the Web Service. WebService directive identifies a file as containing a Web Service.
A3:
Use the Web Service attribute to specify a namespace to uniquely identify a service.
A4:
The Invoke method is used for a synchronous call; BeginInvoke is used for asynchronous.
A5:
Use the Timeout property on the Web Service object to set the timeout in milliseconds.
A6:
The <Service> element contains the target URL for a Web Service.
A7:
A Web method requires the SoapHeader attribute to access the SOAP header info.
A8:
BeginInvoke with polling using the IsCompleted property to check for a response. BeginInvoke with EndInvoke to retrieve results. Call <web service name>Async and implement event handler to process response.
