Job offersCompaniesTestsBlogI'm an employerSign upLog in
fr
fr
Home>IT Tests>Questions>C# - Fundamentals

38 interview questions on C# - Fundamentalsfor developers (2026)

Test your technical skills before an interview of C# - Fundamentals with 38 corrected questions. Beginner, Intermediate or Expert level.

or
Technology
Profession
Test
Sort by
Newest
Most popular
Last review
Filter by
Published
3891
To review
26
38 questions
Medium
6 votes1325 runs
1 comment

An event in an ASP.NET application:

Back-end developer
asp.net
controller
Anonymous authorat Mar 16, 2022
Easy
6 votes1183 runs0 comment

Simple inheritance between a parent class and a child class in C#

Back-end developer
inheritance
classes
Anonymous authorat Mar 16, 2022
Easy
4 votes500 runs
1 comment

Initialize a new Vehiclue object containing a string field in C#

Back-end developer
classes
objects
Auroreat Aug 30, 2024
Medium
2 votes1212 runs
2 comments

The PFX Framework:

Back-end developer
multithreading
parallelization
c#
Anonymous authorat Mar 16, 2022
Easy
2 votes1157 runs0 comment

How to declare a SortedList<Key,Value> in C#

Back-end developer
collections
generics
Anonymous authorat Mar 9, 2023
Medium
2 votes1116 runs0 comment

Write a C# function that displays a matrix.

Back-end developer
arrays
loops
Anonymous authorat Mar 25, 2022
Easy
2 votes493 runs0 comment

What is the new syntax for creating an object in C# 9.0?

Back-end developer
object initializer
Auroreat Aug 30, 2024
Medium
2 votes482 runs0 comment

What is an ASPX file?

Back-end developer
asp.net
c#
html
Auroreat Aug 30, 2024
Medium
2 votes391 runs0 comment

What is a property in C#?

Back-end developer
properties
methods
fields
Anonymous authorat Jan 30, 2025
Easy
1 vote357 runs0 comment

Choose the two correct answers:

Back-end developer
arrays
variables
Anonymous authorat Mar 16, 2022
Hard
0 vote1172 runs
1 comment

In C#, a thread:

Back-end developer
c#
thread
asynchronous
Anonymous authorat Mar 16, 2022
Medium
0 vote1170 runs1 comment

How to deploy an ASP.NET application

Back-end developer
config
deployment
Anonymous authorat Mar 16, 2022
Easy
0 vote1090 runs0 comment

About objects of type List<T>:

Back-end developer
list
sort
add
Anonymous authorat Mar 16, 2022
Easy
0 vote991 runs0 comment

Write a C# program that prints 6WeLoveDevs to the console.

Back-end developer
console
strings
Anonymous authorat Mar 25, 2022
Easy
0 vote816 runs1 comment

Lists in C#:

Back-end developer
list
c#
Anonymous authorat Mar 28, 2023
Easy
0 vote782 runs0 comment

About interfaces in C#

Back-end developer
interfaces
Anonymous authorat Mar 16, 2022
Medium
0 vote638 runs0 comment

Windows Presentation Foundation (WPF) :

Back-end developer
gui
xaml
c#
Anonymous authorat Mar 16, 2022
Medium
0 vote527 runs1 comment

Role management in .NET:

Back-end developer
role
role management
role provider
Auroreat Aug 23, 2024
Easy
0 vote389 runs
1 comment

Write a C# program that swaps the values of two variables.

Back-end developer
variables
assignment
Anonymous authorat Mar 25, 2022
Easy
0 vote375 runs0 comment

Explain the MVC architecture in C#

Back-end developer
mvc
architecture
Anonymous authorat Mar 16, 2022