Advanced C# Interview Questions

Tough C# Interview Questions expected for a senior .NET developer.

Please use the comment section to answer the questions.

1. Explain how do you get the return type of a delegate type through reflection in C#?
2. How to do you do internationalization in XAML?
3. What is managed and unmanaged code in C#?
4. What is the Purpose of exceptions?
5. Explain how do you check if one of two values is TRUE?
6. How can you select a desired row in a grouped result using c# LINQ
7. How to do some performance testing in asp.net mvc?
8. What is the difference between Count and Count() in observable collections in C#?
9. What is the purpose of IEnumerator in C#?
10. What do you mean by Connection.Dispose()? in c#.net?
11. What is the purpose of new() when defining a generic?
12. How to do string comparison with wildcard pattern in C#?
13. What is meant by Web Services?
14. How do you get the SOAP headers as XML in C#?
15. Explain how to do table of simple data in WinForms?
16. What is the purpose of return statement in C# programs.
17. Explain what is Mocking in C#?
18. What is the difference between Char.IsDigit() vs Char.IsNumber() ?
19. How do you get the subscribers of an event?
20. Explain how do you select tokens from a string using LINQ?
21. How do you sort a C# dictionary by value?
22. What is the purpose of ’this’ keyword in C#?
23. Explain how do you document a c# dll ?
24. How do you chose the most appropriate type of exception to throw?
25. What is the purpose of ’volatile’ keyword in C#
26. What is the difference between Method vs Property in C#

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