Dotnet Interview Questions

566 dotnet interview questions shared by candidates

They will start with basic C# related questions. If you can answer that they will move to some asp.net framework related questions. I was also asked to write a program to find the second largest number in a finite series of numbers.
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Dotnet Developer

Interviewed at In Time Tec

3.4
Nov 26, 2020

They will start with basic C# related questions. If you can answer that they will move to some asp.net framework related questions. I was also asked to write a program to find the second largest number in a finite series of numbers.

MVC architecture,Action Filters,State Management techniques,Use of Tempdata,Data Annotations,Types of engines.From SQL:Joins,Indexing,Stored Procedure purpose.OOPS:Polymorphism,InterfaceInterface vs Abstract.
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Dotnet MVC Developer

Interviewed at Nitor Infotech, an Ascendion company

4.1
Jan 12, 2017

MVC architecture,Action Filters,State Management techniques,Use of Tempdata,Data Annotations,Types of engines.From SQL:Joins,Indexing,Stored Procedure purpose.OOPS:Polymorphism,InterfaceInterface vs Abstract.

Suppose your .NET application is experiencing high traffic, resulting in significant latency during database interactions. How would you diagnose and resolve this performance issue end-to-end? Cross Questions: – How would you ensure data consistency if you introduce caching or replication? – What load balancing strategies would you apply at both the application and database levels? – Can you explain your approach to database replication or sharding to handle heavy read/write loads?
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Dotnet Developer

Interviewed at NiCE

3.9
Oct 27, 2025

Suppose your .NET application is experiencing high traffic, resulting in significant latency during database interactions. How would you diagnose and resolve this performance issue end-to-end? Cross Questions: – How would you ensure data consistency if you introduce caching or replication? – What load balancing strategies would you apply at both the application and database levels? – Can you explain your approach to database replication or sharding to handle heavy read/write loads?

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