REST API Explained for Interviews | MERN Stack Series #1

This is Video 1 of the REST API Mastery series — where we start from the absolute basics of REST APIs, explained in the simplest way possible, with real examples and interview-ready answers. In this video, I cover: ✅ What REST actually means (in plain English) ✅ HTTP vs REST — the difference everyone confuses ✅ What a "Resource" and "URI" are ✅ Path Parameters vs Query Parameters ✅ Why REST APIs are used in every MERN project 📄 Free easy-English PDF notes for this video are linked below — perfect for quick revision before interviews. 🎯 What's covered in this series: REST API Basics (this video) HTTP Methods & Status Codes Core REST Principles Security Basics Real-World API Design Performance & Caching Advanced Concepts 👉 Perfect for BCA / MERN stack students preparing for backend placements. 🔔 Subscribe and turn on notifications so you don't miss any video in this series. 💬 Comment your doubts — I reply to every comment. — 📂 Free PDF Notes: [ https://github.com/Hardeep-cloud16/RE... ] 📂 Full Playlist: [] 📂 Watch Series [] #RESTAPI #MERNStack #APIBasics #BackendDeveloper #WebDevelopment #CodingInterview #PlacementPreparation #JavaScript #NodeJS #ExpressJS #MongoDB #ReactJS #TechInterview #CodeWithHardeep #ComputerScience