Nodejs is not a programming language, but it allows developers to use Javascript which is a programming language.

1. Nodejs is a Javascript Runtime Environment.

2. Nodejs allows you to run JavaScript code on the server side.

3. Nodejs enables you to build web applications using JavaScript outside of the browser.

4. Nodejs uses V8 JavaScript Engine which is written in C++ and is designed to execute JavaScript code at high speed by various optimizations.

   1. V8 JavaScript Engine is a high-performance and Open source JavaScript engine developed by Google.

   2. It is designed to execute JavaScript code quickly and efficiently.

   3. The purpose of it is to interpret(Converting high-level code into code that can be understood by machine) and run JavaScript code in web browsers.

5. Nodejs is easy to start and maintainable with a lot of tutorials and a large community.

6. Nodejs is scalable and capable of handling a large number of simultaneous connections.

7. Nodejs is written in C and C++, which makes it speedy and adds features like network support.

8. Nodejs is supported Multi-platform which allows you to make SaaS Websites, Desktop apps and mobile apps as well.

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