Node JS
Node JS
Learning Node.js is essential for IT placements due to its key role in modern backend development. Built on Chrome's V8 JavaScript engine, Node.js enables developers to build scalable, efficient server-side applications using JavaScript, excelling in real-time applications, APIs, and microservices.
| Duration | 4 Weeks | Class Hours | 1 hour/day |
| Lab Hours | 1 hour/day | Prerequisite | Basic knowledge of programming |
| Certificate | After successful completion of training | Trainer | Industry Experienced Mentor |
| Study Material | Books, Notes and Online Tests | Online Test | Unlimited |
| Project | No | Lectures In | English / Hinglish / Hindi |
| Fees | ₹ 8,000/- + 18% GST | Placement Support | No |
| Complimentary | T-Shirt | ||
About Node JS
Node.js's non-blocking I/O model and extensive ecosystem, including frameworks like Express.js, enhance productivity and streamline backend development. Its popularity ensures strong community support and abundant resources. Mastery of Node.js demonstrates a candidate's ability to develop high-performance, scalable applications, making them highly attractive for IT roles focused on cutting-edge technologies.
Key Topics Covered in Node JS Syllabus-
11 Modules · 4 Weeks
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- What is Node JS?
- Node JS Architecture
- Event-Driven Programming
- Asynchronous Programming
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- Installing Node JS
- Node Package Manager (npm)
- Creating a Node Project
- Understanding package.json
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- Creating HTTP Servers
- Handling HTTP Requests and Responses
- Routing and Middleware
- File System Operations
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- Introduction to Express.js
- Routing and Route Handlers
- Middleware in Express
- Template Engines (e.g., Handlebars)
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- Introduction to MongoDB
- CRUD Operations with MongoDB
- Modeling Data with Mongoose
- Integration with Node JS
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- Implementing User Authentication
- Session Management
- Role-Based Access Control
- JSON Web Tokens (JWT)
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- Error Handling Middleware
- Debugging Techniques
- Logging and Monitoring
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- RESTful Principles
- Designing API Endpoints
- Handling HTTP Methods
- Validation and Error Responses
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- Introduction to WebSockets
- Setting Up Socket.io
- Real-Time Chat Application
- Implementing Event-Based Communication
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- Unit Testing with Jest
- Integration Testing
- Mocking Dependencies
- End-to-End Testing
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- Deploying Node JS Applications
- CI/CD Pipelines
- Containerization with Docker
- Scaling Node JS Applications
Mastering Node JS is essential for building scalable and efficient server-side applications. This curriculum covers the fundamental topics needed to become proficient in Node JS development. By understanding these concepts, you can create robust backend solutions and advance your career in backend development. Best of luck with your learning journey!
Why Should a Student or Professional Learn Node JS?
- Scalability and Performance: Node JS enables developers to build highly scalable and performant applications, making it ideal for handling large-scale applications with high traffic.
- JavaScript Everywhere: Node JS allows developers to use JavaScript for both frontend and backend development, streamlining the development process and promoting code reusability.
- Rich Ecosystem: Node JS has a vast ecosystem of modules and libraries, offering solutions for various use cases, from web development to IoT and cloud computing.
- Event-Driven Architecture: Node JS's event-driven, non-blocking I/O model enables efficient handling of concurrent requests, making it well-suited for real-time applications.
- Community Support: Node JS has a large and active community that provides extensive documentation, tutorials, and support, facilitating learning and collaboration.
- Versatility: Node JS can be used for a wide range of applications, including web servers, microservices, APIs, and real-time applications, offering versatility and flexibility.
By learning Node JS, students and professionals can develop scalable, high-performance server-side applications, opening up exciting career opportunities in backend development and software engineering.
Interesting Facts
Node.js is a powerful, open-source, server-side runtime environment that allows developers to run JavaScript on the server. It has revolutionized web development by enabling the use of JavaScript across the entire development stack. Here are some interesting facts about Node.js:
1. Built on Google Chrome's V8 Engine
High Performance
Node.js is built on the V8 JavaScript engine, which was developed by Google for use in Chrome. V8 compiles JavaScript directly to native machine code, providing fast execution and performance.
2. Asynchronous and Event-Driven
Non-Blocking I/O
Node.js uses an asynchronous, non-blocking I/O model, which allows it to handle multiple requests simultaneously without waiting for previous operations to complete. This makes it highly efficient for I/O-heavy tasks, such as handling API requests or streaming data.
3. Single-Threaded with Event Loop
Concurrency Model
Despite being single-threaded, Node.js can handle a large number of concurrent connections thanks to its event loop. This design avoids the overhead associated with traditional multi-threaded systems.
4. NPM: Node Package Manager
Vast Ecosystem
Node.js comes with npm (Node Package Manager), which is the largest package ecosystem in the world. It provides access to a vast number of reusable libraries and tools, making development faster and easier.
5. Full-Stack JavaScript
JavaScript Everywhere
Node.js allows developers to use JavaScript for both client-side and server-side development, enabling a more seamless and unified development experience. This has led to the popularity of full-stack JavaScript frameworks like MEAN and MERN.
6. Microservices and APIs
Scalable Architecture
Node.js is well-suited for building microservices and APIs due to its lightweight nature and ability to handle concurrent connections. It’s often used to build RESTful APIs, GraphQL services, and real-time applications.
7. Real-Time Applications
Real-Time Communication
Node.js is ideal for building real-time applications such as chat applications, gaming servers, and collaborative tools. Its event-driven architecture supports real-time, bidirectional communication using protocols like WebSockets.
8. Used by Major Companies
Wide Adoption
Node.js is used by major companies and platforms such as Netflix, LinkedIn, PayPal, and Uber. These companies leverage Node.js for its scalability, performance, and ability to handle high loads.
9. Cross-Platform Support
Runs on Multiple OS
Node.js is cross-platform, meaning it runs on various operating systems, including Windows, macOS, and Linux. This makes it versatile and accessible for developers working in different environments.
10. Strong Community Support
Active Ecosystem
Node.js has a strong and active community that contributes to its ecosystem. This includes frequent updates, a wealth of tutorials and documentation, and a thriving ecosystem of open-source libraries and tools.
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