Introducing .NET
Overview
The .NET is an free, open source, cross-platform development system that is used to build applications. It is a collection of libraries, tools, and languages that allow developers to create web applications, desktop applications, mobile applications, games, and more.
".NET is a free, cross-platform, open-source developer platform for
building many kinds of applications. .NET is built on a high-performance runtime that is used
in production by many
high-scale apps." – learn.microsoft.com
Prepare
- Watch 🎦What is
.NET? – .NET for Beginners (Video 1 of 8
only).
⚠️ The other videos in this series demonstrate .NET concepts and tools using the full Visual Studio IDE and so they are optional. Do NOT download and use the Visual Studio SDK regardless if some of the course demonstrations use that development platform. This course uses the free, Visual Studio Code IDE.
- Read 📄What is .NET – dotnet.microsoft.net
- Read 📄Why Choose .NET? – dotnet.microsoft.net
- Browse 🪟.NET Customer Showcase – dotnet.microsoft.net
Instructions
- Complete the following 'Hello World' .NET Tutorial in preparation to complete training modules in this week's assignment. .NET Tutorial
- After completing the Edit your code step successfully, change the
Console.WriteLine
method to use a C# interpolated strings versus string concatenation. - Add another
WriteLine
statement that correctly provides the number of days until the next Christmas.

Additional Resources
- 📑.NET Fundamentals Documentation – learn.microsoft.com
Submission
- Be prepared to answer questions in Canvas about the content in this learning activity.