General WCF (Windows Communication Foundation) MCQs

1. For which option it is an advantage that data is transmitted in a text format rather than a binary format?

2. Following are the disarranged steps for the programming life cycle of Windows Communication Foundation (WCF). 1. Build the client application. 2. Define the Service Contract. 3. Host the service in an application. 4. Configure the Service by specifying endpoint information and other behavior information. 5. Implement the Service Contract. Which of the given answer options is the correct arrangement of the steps?

3. What is the use of the 'Finaliz' method of 'SoapProcessingBehavior' class in WCF 4?

4. Which piece of information is provided by the WCF service contract in the .Net Framework 4.0?

5. Which situation can cause a proxy/channel error?

6. Which namespace contains classes through which we can send and receive messages from workflows?

7. In WCF 4, the service contracts are like ________ and the operation contracts are like __________.

8. Which pre-defined binding is incorrect with regards WCF 4?

9. From the following options, select the interface that is used to clear the Windows token cache on demand.

10. Which are not the members of 'X509KeyIdentifierClauseType' enumeration?

11. Which property of the endpoints of the WCF service helps to identify the operations available?

12. Which encoding mechanism is not used by WCF 4?

13. Which form of serialized XML is supported by the DataContractSerializer?

14. Which error handling method is not used by WCF to handle application errors?

15. The internal threading model that provides support for multi-threaded services is controlled by ____?

16. A generic Windows Communication Foundation (WCF) routing implementation that can be used within your applications is provided by the _________ Class in WCF 4.

17. How many columns can you select by the $orderby OData system query option in the .Net Framework 4.0?

18. Which one is false about WCF?

19. Which endpoint in Windows Communication Foundation 4 describes a standard endpoint that is configured to use Windows Communication Foundation discovery in the application of a Windows Communication Foundation client?

20. In which type of authentication does the service host check and validate the caller certificate information for service authentication that was sent by the client to the service communication?

21. Each WCF endpoint contains: 1.address 2.binding 3.contract

22. Which one about WCF is false?

23. What is the function of the WCF Data contracts in the .Net Framework 4.0?

24. Which is/are the way(s) of hosting the WCF service?

25. Which one is an incorrect statement regarding Windows Communication Foundation (WCF) 4.

26. Which statement is correct about the WSHttpBinding of WCF in the .Net framework 4.0?

27. From the following options, select the correct endpoint that is used to expose Ajax services?

28. Which binding in WCF 4 is used to connect to other WCF endpoints on the same machine/computer?

29. Which one is the default binding used in WCF 4?

30. Which OData system query option is used to determine the maximum number of records to be returned in the .Net Framework 4.0?

31. In WCF 4, which file(s) is/are used to define contract(s)? 1. IService.cs 2. Service.cs

32. Can you host a Windows Communication Foundation 4 service on two different protocols on a single server?

33. In WCF 4, the DataContractSerializer translates the hash table into XML format.

34. Which option is not an isolation level provided in WCF 4?

35. The WCF service can send and receive a message only through the Simple Object Access Protocol (SOAP).

36. Which binding support message streaming in WCF 4?

37. Which statement is false about WCF sessions?

38. What is meant by a proxy for WCF service?

39. Suppose your WCF service root URL is 'http://examples.svc'. What will be the response when you request a WCF data service URL with a $skip system query option, as shown below, in the .Net Framework 4.0? http://examples.svc/Products?$skip=2&$top=2&$orderby=Rating

40. Extension of a WCF 4 service is _______.

41. Which operating system supports the Message Queuing functionality of WCF?

42. Which is/are the address format(s) in WCF (Windows Communication Foundation) 4.0? 1. http://localhost: 2. net.msmq://localhost: 3. net.tcp://localhost:

43. In WCF, what is the significance of the ReceiveRetryCount property of a Poison message in the .Net Framework 4.0?

44. Which type of file must be provided while hosting a Windows Communication Foundation (WCF) service under the Internet Information Services (IIS) or the Windows Process Activation Service (WAS)?