Скачать или смотреть How Netflix & YouTube Use CDN | System Design Explained | Day - 21

🎯 How CDNs Power the Internet

In this video, I explain how a Content Delivery Network (CDN) works step by step, using simple analogies and real-world scenarios. If you’ve ever wondered why websites load faster across the globe or how Netflix, YouTube, and large web apps reduce latency, this video will give you a crystal-clear understanding of CDNs from a system design perspective.

🚀 What You’ll Learn:

What is a Content Delivery Network (CDN)
Why latency happens in global applications
How DNS routes users to the nearest edge server
CDN request flow explained step by step
Cache hit vs cache miss in CDNs
What is TTL (Time To Live) in CDN caching
Benefits of CDN: speed, scalability, availability, security
How CDNs improve website performance & SEO
CDN concepts for system design interviews

👨‍💻 Perfect For:

System design beginners
Backend & full stack developers
Software engineers preparing for system design interviews
Students learning web architecture
Developers building global or high-traffic applications
Anyone curious about how the modern internet delivers content fast

CDN explained, How CDN works, Content Delivery Network tutorial, CDN system design, CDN for beginners, Website performance optimization, Reduce latency using CDN, Edge server vs origin server, DNS routing explained, Cache hit cache miss, CDN interview questions, Web architecture basics, Scalable web applications, Cloud computing fundamentals

System Design Playlist -    • System Design  

⌚TimeStamps

0:00 - Intro
1:29 - The Global Lag problem
2:01 - Meet The CDN
2:41 - How a CDN Works
4:02 - Benefits & Hurdles
4:59 - CDNs in the wild

🔖 Hashtags:

#CDN #SystemDesign #WebArchitecture #BackendDevelopment #FullStackDeveloper #SoftwareEngineering #CloudComputing
#PerformanceOptimization #SystemDesignInterview
#TechEducation