NextJS Tutorial #3 - Imperative vs Declarative UI Update

Описание: This Day 3 video of the Next.js full course explains how UI is updated in JavaScript and why managing the DOM manually becomes difficult as applications grow.

You will learn the difference between imperative and declarative UI approaches and understand how React simplifies UI updates using a component-based, state-driven model. We also cover the Virtual DOM concept in a simple way and discuss common interview questions related to UI updates and React rendering.

Topics covered in this video:
--Why manual DOM manipulation is hard
--Imperative vs declarative UI approach
--How React simplifies UI updates
--Virtual DOM concept (simple explanation)
--Common React UI update interview questions

This video is useful for frontend beginners, students, freshers, and developers who want to understand why React is used in modern web development.

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⏱️ Key Video Moments :-
0:00 – Introduction
0:35 – Why manual DOM manipulation is hard ?
1:45 – Imperative UI update
3:05 – Declarative UI approach
4:20 – How React simplifies UI updates
5:30 – Virtual DOM concept
6:20 – Interview questions

📢 Resources:
👉 NextJS Documentation - https://nextjs.org/learn/react-founda...

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