juniorWebSockets
What are the advantages of WebSockets?
Updated May 6, 2026
Short answer
WebSockets provide low-latency, full-duplex communication with persistent connections.
Deep explanation
They reduce overhead caused by repeated HTTP requests, enable real-time updates, and improve efficiency in applications requiring constant data flow.
Real-world example
Live chat systems like WhatsApp Web.
Common mistakes
- Using WebSockets for simple CRUD APIs unnecessarily.
Follow-up questions
- Do WebSockets reduce bandwidth usage?