Candidates are invited for walk-in interview of HCL Noida. HCL conducted Walk-in. This opening was for WCF professionals basically. They make their way of selection on the basis of direct technical interviews with 3 rounds.

All interview questions are common and ask in many companies not only in HCL. Here I’m providing you some questions for interview of WCF in HCL:


1. What is Overriding?

2.What are events and delegates?

3.Can multiple catch blocks be executed?

4.difference between public, static and void?

5.difference between ref & out parameters?

6. Can “this” be used within a static method?

7.What is difference between constants and read-only?

8. What is an interface class?

9. What are value types and reference types?

10. Different categories of inheritance?

11. Difference between constants, readonly and, static ?

12. What is multi cast delegates?

13.What is data encapsulation?

14.Is it possible to override private virtual methods?

15.Can you store multiple data types in System.Array?

16. What’s the difference between the System.Array.CopyTo() and
System.Array.Clone()?

17.Advantages of MVC architecture over the asp.net

18 What is View State

19Can we create Master Page dynamically? If Yes ,then How?

20 What is Instance Method?

21 What is Partial class, abstract class, Intrface?

22 What is page life cycle?

23 What is WCF? What is its workflow.?

24 What is add in feature in ASP.net 2.0?