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Savollarga javob berish

• 1. What is System.Object?
• 2. What methods does it have? Explain?
• 3. What is new operator? How does it work?
• 4. What does sealed keyword mean?
• 5. Tell me about GetType() method? Can I override it?
• 6. Tell me about "is" keyword?
• 7. Tell me about "as" keyword?
• 8. What to do if two types from different namespaces have same name?
• 9. What is process?
• 10. What is thread?
• 11. What is stack?
• 12. What is heap?
• 13. What is garbage-collection?

• Explain how the code behaves as each line above is executed.

• 1. Checked/Unchecked operator & statement
• 2. What are primitive types?
• 3. What is Reference type?
• 4. What is Value type?
• 5. How = (assignment operator) works for different types?
• 6. What does copy-by-value vs copy-by-reference means in those contexts?

• 1. Is p object in the code replicated with new values in the stack everytime or does the x, y fields in the p object in the stack gets updated without any change in the memory of p Note that the end of questions for this lessons is https://t.me/c/2134085931/81

• 1. Is p object in the code replicated with new values in the stack everytime or does the x, y fields in the p object in the stack gets updated without any change in the memory of p Note that the end of questions for this lessons is https://t.me/c/2134085931/81

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• 1. What is CLR?
• 2. What is process, thread, stack, heap?
• 3. What is Assembly?
• 4. What is .NET?
• 5. What languages support CLR?
• 6. What is namespace?
• 7. What is unmanaged code? What language offers ability to write such code? What are benefits/problems compared to managed code?
• 8. What is managed module?
• 9. What is friend assemblies?
• 10. What is object type (System.Object)?
• 11. What properties does System.Object has and why they are used?
• 12. Tell me about primitive types?
• 13. How do you build your own types in C#? Create Person model?
• 14. Reference vs Value types?
• 15. Is string reference or value type?
• 16. What is string immutability?
• 17. How to build complex string in C#?
• 18. Explain the following types:
• 18.1 class
• 18.2 object
• 18.3 interface
• 19. Describe and explain each of the following keywords:
• 19.1 sealed
• 19.2 abstract (both in class and method level)
• 19.3 new (both operator and keyword used before methods?
• 19.4 override, virtual
• 19.5 private, public, protected, internal
• 19.6 instance constructors vs static constructors
• 19.7 constants - how they are treated under the hood
• 19.8 instance constructors in reference vs value types
• 20. What are extension methods. Write a simple extension method for string types. Call it Say() and show the value of the string to be written to the console
• 21. Overload vs override
• 22. What is explicit vs implicit casting?
• 23. How to convert from one type to another?
• 24. What is auto-property? Why not use fields directly?
• 25. What are static classes? How they are treated by CLR?
• 26. What is as/is?
• 27. What is var?
• 28. What is dynamic? dynamic vs var
• 29. What props does Exception type has?
• 30. ReferenceEquals vs Equals

Savollarga javob berish

• ---threads
• 1. What is thread?
• 2. What is foreground thread vs background
• 3. What is thread pool?
• 4. How to create thread using C#?
• 5. What are thread priorities? Why used?
• 6. What is multi-threaded application?
• 7. What is asyncronous operation?
• 8. What are difficulties with building multi-threaded applications?
• 9. How to setup periodic operation? Timer, CronJobs, etc

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• ---async/await
• 1. What is Task?
• 2. What is Threadpool?
• 3. What is task.Start() and task.Wait()? What is the alternative to it?
• 4. What is async/await?
• 5. What is ContinueWith()?
• 6. When I can't use 'await'? ref, out, catch, finally, unsafe
• 7. Can I make my Main method async?
• 8. What is delegate?
• 9. What Func, Action, Lambda Expression?
• 10. What is IEnumerable vs IQueryable

• 1. What is IEnumerable?
• 2. What is IList?
• 3. What is IQueryable?
• 4. What is IDictionary?
• 5. What is HashTable?