How is Node.js different from traditional web servers like Apache?

Feature Node.js Apache

Thread Model Single-threaded event loop Multi-threaded

I/O Non-blocking Blocking by default

Performance Very high for I/O operations Good but resource

intensive

Use Case Real-time apps, APIs Websites, PHP apps

📌 Example:

For a chat application or API server with thousands of concurrent users, Node.js performs

better than Apache.