1. How many maximum service urls list will be displayed while adding service references in project?
Ex: Right Click Project --> Add Service Reference --> Address Drop down
2. What is the use of discovery button in Add Reference windows?
3. How to add web reference pointing to older version of .net(2.0)?
4. Which reference we will add at client side when referring to wcf data services?
5. What is wcf data service data caching?
6. What is POST tunnelling? How to set it?
7. What is wcf serialization?
8. How wcf services are called asynchronously or synchronously?
9. What is serialization time?
10. Will a self-hosted wcf service runs inside IIS or not?