1. Why operator overloading is not possible in C# or Java?
2. What is polymorphism?
3. Difference between Interface vs Abstract Class. When to use one over other?
4. Why is String Immutable in Java or C#?
5. How to make class immutable in C# or Java?
Note: With final keyword or Serialize attribute, we can create multiple objects but we cannot inherit the class.
6. What will happen when Serialize class does not have Serialize property? How u are going to resolve it?
7. What is Design Principle, Design Pattern, Architecture Style and Architecture Pattern? Why/When we use them?
8. What are the types of Design Pattern?
9. WHat is Factory method pattern?
10. Whatever we can achieve from Factory Method, same thing we can achieve from dynamic polymorphism? So why Factory Method pattern?
11. What is Dependency Injection?
12. WHat is Singelon Design Pattern?
13. Why is singleton pattern so important?
14. How does singleton design pattern works?
15. How can we implement singleton design pattern in C# code?
16. Is singleton pattern thread-safe?
17. Factory Method vs Dynamic Programming?
18. Have u implemented unit testing in the code? (moQ, xUnit)
19. Why implementation of unit testing and moQ is so important?
20. When is the right time to implement Unit Testing or moQ in our application?
21. Do you have any idea why Assertion work and why do you need Assertion in unit testing?
22. How is data provided or implemented during unit testing?
23. Any idea abt tuple in C#? How does tuples work? What are the types of tuples available in C#?
24. What is the current version of C#?
25. What is the best way to unit test the application?
26. What is the best feature you like in C#?
27. What is Repository Pattern? ANd how does it works?
28. IQuerable vs IEnumberable vs IList?
29. Any idea abt Web Services?
30. Any idea abt Rest Api?
31. How can you accomplish duplex communication and message queing in Rest API?
32. What are the methods of objects in C#?
33. What is the purpose of IHosting environment in Dot Net Core?
34. What is the purpose of Bundler and Minifier?
35. What are the things we have to take care while implementing the clean code in our application?
36. How to maintain clean and better code in our application? (Use the Design Principle)
37. What are the things we have to take care while optimizing and refactoring our code?
38. What are the challenges we face while optimizing and refactoring code?
39. Why multiple inheritance not supported in C# but in C++?
40. FirstOrDefault vs SingleOrDefault?
41. Real time example of singleton pattern?
42. Real time example of polymorphism?
43. What are your next expected roles and responsibilties inspite of the companies?
44. How did u come to know abt our company?
45. Tell us abt urself?
46. Do you any idea abt our company?
47. You're a dot net developer. Are u willing to switch and work on any other new technologies?
48. Why do you want to leave ur current company?
49. What are u currently doing besides ur work?
50. Are you learning any new technologies?
51. When are planning to be back to Ktm? Are u only planning to work remotely?
Note: All the questions were from the resume, job description and discussion in the interview.
52. Do you have any question for me? (Is this the replacement of existing employee? What will be the project and team size while working?
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