Net Interview Questions

8,160 net interview questions shared by candidates

The technical part of the interview included one medium-level SQL question where I had to join multiple tables, perform aggregations, and use a HAVING clause to filter results. There were also two algorithmic problems that focused more on problem-solving and reasoning than memorized knowledge. Both could be solved efficiently using the two-pointer approach.
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.NET Developer

Interviewed at Paysend

4.6
May 18, 2026

The technical part of the interview included one medium-level SQL question where I had to join multiple tables, perform aggregations, and use a HAVING clause to filter results. There were also two algorithmic problems that focused more on problem-solving and reasoning than memorized knowledge. Both could be solved efficiently using the two-pointer approach.

Round 1. Singleton and Static, Solid, const vs read-only, oops concepts, basic wpf concepts. Basic Design Pattern. Round 2. Situation Based questions but very unrealistic scenario like client has reported issue but will give no other feedback and will decline a meeting. How to solve the reported issue.
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.NET WPF Developer

Interviewed at Persistent Systems

4.1
Feb 7, 2023

Round 1. Singleton and Static, Solid, const vs read-only, oops concepts, basic wpf concepts. Basic Design Pattern. Round 2. Situation Based questions but very unrealistic scenario like client has reported issue but will give no other feedback and will decline a meeting. How to solve the reported issue.

1) What is Encapsulation and Polymorphism 2) Difference between Abstraction and Interface 3) Difference between IQueryable and IEnumerable 4) Explain Extension Methods, Anonymous method, Middleware 5) Write a C# program for reversing of the Whole String. 6) Write a C# program to print index of Array from given Array Of Numbers [2, 7, 11, 15] whose Sum is 9.
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Dot Net Expert

Interviewed at HashedIn by Deloitte

4.1
Oct 3, 2024

1) What is Encapsulation and Polymorphism 2) Difference between Abstraction and Interface 3) Difference between IQueryable and IEnumerable 4) Explain Extension Methods, Anonymous method, Middleware 5) Write a C# program for reversing of the Whole String. 6) Write a C# program to print index of Array from given Array Of Numbers [2, 7, 11, 15] whose Sum is 9.

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