70-521 Latest Exam Braindumps
Question 13: You are consuming a Windows Communication Foundation (WCF) service in an ASP.NET Webapplication. The service interface is defined as follows.
[ServiceContract]
public interface ICatalog
{
[OperationContract]
[WebGet(UriTemplate = "/Catalog/Items/{id}",
ResponseFormat = WebMessageFormat.Json)]
string RetrieveItemDescription(int id);
}
The service is hosted at /Catalog.svc.
You need to call the service using jQuery to retrieve the description of an item as indicated by a variable
named itemId.
Which code segment should you use?
A.$.get(String.format("/Catalog.svc/Catalog/Items/?id={0}", itemId) null,
function (data) {
...
},
"javascript");
B.$.get(String.format("/Catalog.svc/Catalog/Items/{0}", itemId), null,
function (data) {
...
},
"json");
C.$.get(String.format("/Catalog.svc/Catalog/Items/{0}", itemId), null,
function (data) {
...
},
"xml");
D.$.get(String.format("/Catalog.svc/Catalog/Items/id={0}", itemId), null,
function (data) {
...
},
"json");
Correct Answer: B
