What is an API? | Explained with Real-Life Example (Frontend to Backend Flow)

Welcome to the channel 🙌

In this video, you’ll learn Postman from scratch — one of the most powerful tools for API testing used by developers and testers worldwide.

We’ll understand:
✅ What is an API
✅ How APIs connect the Frontend → Backend → Database
✅ What are GET and POST requests
✅ How to test APIs practically using Postman
✅ How to read and understand JSON responses

By the end of this video, you’ll clearly understand how APIs work behind the scenes when you click on a “Login” button or fetch user data in an app.

This video is perfect for beginners, students, and junior developers who want to start learning API concepts with real examples and simple visuals.

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