O level M2-R5.1(Web Designing) | Javascript Data Types | NIELIT Exam 2026

O level M2-R5.1 (Web Designing) | JavaScript Data Types | NIELIT Exam 2026 Welcome back! In this video (Part 4), we dive deep into JavaScript Data Types, a crucial topic for the NIELIT O Level M2-R5.1 (Web Designing and Publishing) module. Whether you are preparing for the Theory or Practical exam in 2026, this tutorial covers everything you need to know about how JavaScript handles data. What you will learn in this session: Introduction to Data Types: Why they are essential in programming. Primitive Data Types: Detailed explanation of String, Number, Boolean, Null, Undefined, Symbol, and BigInt. Non-Primitive (Reference) Data Types: Overview of Objects, Arrays, and Functions. The typeof Operator: How to check the data type of any variable. ================================= 📌 Timestamps: 0:00 - What are Data Types? 1:25 - Types of Data Types 12:25- String, Number, Object, Array etc. 7:13 - Practical: Using the typeof Operator 20:29 - Summary ================================= 🚀 Boost Your Prep with Our Official App: For a structured learning experience and premium content, download our App now! ✅ Detailed Practical Video Lectures ✅ Solved Practical Sets & Guess Papers ✅ Live Coding Sessions & Mock Tests 📥 Download App Here: https://play.google.com/store/apps/details?id=co.barney.knmcm ================================= 📩 Join Our Telegram Channel (For Notes & Code PDF): Get all class notes, source codes (HTML/CSS), and exam notifications directly on your phone. 🔗 Join Telegram: https://t.me/boost/Zedking_Institute 📺 Watch Full JavaScript Playlist: 👉 JavaScript Full Course Playlist: https://www.youtube.com/playlist?list=PLDp2tNjyJoZ3IVZLEpSl6I7XKnYtnSUeq ================================= 🌐 Connect With Us: Website: https://www.zedking.in/ Instagram: https://www.instagram.com/zedkinginstitute?igsh=djNmZHV1bWRrNTEw&utm_source=qr Facebook: https://www.facebook.com/profile.php?id=100094314347595&mibextid=ZbWKwL #ZedKinginstitute #js #datatypes #javascripttutorial