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Node.js Fundamentals Exam

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Node.js Fundamentals

Node.js is an open-source, cross-platform JavaScript runtime environment that allows developers to run JavaScript code outside of a web browser. It is built on Chrome's V8 JavaScript engine and uses an event-driven, non-blocking I/O model, making it lightweight and efficient for building scalable network applications. Node.js is commonly used for developing server-side applications, APIs, and microservices. It provides a rich library of modules, known as the Node Package Manager (npm), which simplifies the process of building and deploying web applications. Understanding Node.js fundamentals involves grasping concepts such as modules, events, streams, and asynchronous programming, which are essential for developing robust and efficient applications.

Why is Node.js Fundamentals important?

  • Server-side Development: Node.js is commonly used for server-side development, allowing developers to create scalable and high-performance web applications.
  • API Development: Node.js is often used to develop APIs (Application Programming Interfaces) due to its ability to handle a large number of simultaneous connections efficiently.
  • Microservices Architecture: Node.js is well-suited for building microservices, which are small, independent services that work together to form a larger application.
  • Real-time Applications: Node.js is ideal for developing real-time applications like chat applications and online gaming platforms due to its event-driven, non-blocking I/O model.
  • Full-Stack Development: Understanding Node.js fundamentals is valuable for full-stack developers who work on both the front-end and back-end of web applications.
  • NPM Ecosystem: Node.js comes with a rich ecosystem of npm packages that extend its functionality, making it easier for developers to add features to their applications.


Who should take the Node.js Fundamentals Exam?

  • Node.js Developer
  • Full-Stack Developer
  • Web Developer
  • Backend Developer
  • API Developer
  • Application Architect
  • DevOps Engineer
  • System Administrator


Node.js Fundamentals Certification Course Outline

1. Node.js Basics
2. JavaScript Basics
3. Node.js Modules
4. Asynchronous Programming
5. File System Operations
6. Networking
7. Express.js
8. Working with Databases
9. Error Handling
10. Debugging Node.js Applications
11. Testing Node.js Applications
12. Performance Optimization
13. Deployment
14. RESTful APIs
15. Websockets
16. Authentication and Authorization
17. Web Application Security
18. Building CLI (Command Line Interface) Tools
19. Advanced Topics