Interview Questions

1. String Questions

• Find uncommon characters of the two strings

• Find two array is having duplicate number

• Remove duplicates from unsorted array

• Sort elements by frequency

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Interview Questions

1. What is the difference between POST/PUT http verb.
2. How to measure maturity of an API?
3. What is a micro service?
4. What is 12 rules of micro services?
5. What is Sharding?
6. How to manage internal service calls in Microservices?
7. What is API Gateway?
8. What is SOLID principle, explain it with examples?( https://medium.com/@mirzafarrukh13/solid-design-principles-c-de157c500425) (https://blog.thedigitalgroup.com/solid-architecture-principle-using-c-with-simple-c-example)
9. What is difference between string and String ?
10. What is async call in .Net?
11. What is TPL? Difference between TPL and MultiThreading?
12. What is difference between Association and Composition?
13. How Routings works in Web API?
14. How to achieve Dependency Injection using Unity ? How to resolve and interface with different class implementation?
15. What is Covarience an ContraVarience in c#? (https://stackoverflow.com/questions/2184551/difference-between-covariance-contra-variance)
16. What is the difference between IEnumerable and IEnumerator?
17. Difference between Stack & Heap?
18. Garbage collector and its generation in .net?
19. Checked and Unchecked Keyword in C#?
20. What is Thread pooling?
21. Explain Lock/Monitor , mutex , slim -simaphore and simaphore?
22. Difference between auto and manual reset in locking?
23. expandoobject in c#
24. Service mesh
25. Advantage of using Microservice