Questions and answers for C# Interviews – UPDATED 2020
Most Commonly Asked Questions and Answers for C# Interviews 2022
C# (aka C Sharp) is an object-oriented programming languages that developers use to accomplish multiple tasks and achieve many goals. There are many types of object-oriented languages, including C++, Python, Java. These programming languages are designed for a specific framework. The same goes for C#, which is also designed and built for a specific framework (NET).
Microsoft is the inventor of the.NET framework. It offers a huge platform for creating applications, declarations, commands, and so forth.
The C# language was initially introduced to the market under the name COOL, which stood for C-like Object Oriented Language. Microsoft could not continue this name due to trademark law issues. They changed the name of the company from COOL to c#. Java was the leading programming language at the time. This inspired other companies to develop their best frameworks.
This is why Microsoft created its own framework.
NET and created an OOP programming language that could compete with Java. Microsoft also diverted market demand towards its C# language. C# performed better than Java and was faster. Developers all over the world used C# to create applications meticulously.
C# gained worldwide acceptance and appreciation for its performance and ease of use. You don’t need to know much about codes to use it. With practice, users could learn how to use C#.
C# can be used to develop web sites, games, apps for mobile devices, and other programs. C#’s popularity has increased, and professionals who can use it effectively have increased by twofolds.
This article lists the most common C# interview questions and answers. We have divided C# interview questions into three levels.
Interview Questions for Beginner Level C#
Interview Questions for Intermediate Level C#
Interview Questions for Advanced Level C#
Get ready to learn the best C# interview questions answers and strategies in the most systematic manner!
Interview Questions and Answers for Beginner Level C#
To understand the basics of the C# interview questions and answers, you will need to first understand the most frequently asked C# interview questions.
These C # interview questions are for both experienced professionals and new graduates. They give an idea of the type and pattern of questions that interviewers will be asking. Mock preparations make it easier than ever.
C# interview questions frequently asked by experienced professionals and freshers to find the right job.
1) List some features that are defined by C#.
Programming languages are used to create software for websites, desktop applications, and mobile apps. Programming languages are used to create all these types of software.
C# has a.Net framework which includes virtual machines such as Common Language Runtime, CLR or Base class Libraries. Any application code can be compiled and executed by the.Net framework. To write the code, we use Visual studio.Net in Microsoft Word.
This allows us to choose the type of application and programming language that we will use. Although there are many programming languages that the.Net supports, C# is simple to learn and easy to use. It also allows for greater control and power.
C# is an object-oriented programming language. This means that we can model and build our application by looking at its blueprint. These blueprints are classes that allow us to model our application. Each time a user uses this app, one of these blueprints is transformed into an actual object in memory.
2) What are the different types C# comments?
To be more specific, comments are the message that you write on your code. You can also deactivate lines of code to see how it works without them. Or you can describe what your code is trying do.
A comment line is a double slash followed with a comment. It breaks up the code and makes it look nicer. If it is more complex code, it is a good idea to add a few comments to explain what is happening.
// These two lines change color of text.
Comment Blocks must begin with a “/”, followed by an “*”, and end with an “*” or a “/”. You can add as many lines between them as you wish. You can also add multi-line comments to describe what is happening.
/* Comment line
*Comment web report