Frontend System Design
/Advanced
WebSocket Communication
Definition
WebSockets upgrade an HTTP connection into a persistent TCP connection, allowing real-time, bidirectional, event-driven communication.
Explain Like I'm New
A dedicated phone line between the browser and the server that stays open 24/7.
Interview Questions
basic
- What is the core concept of WebSockets?
- What are the pros and cons of WebSockets?
intermediate
- How does WebSockets impact SEO and initial page load times?
- When would you NOT choose to use WebSockets?
advanced
- How does WebSockets fit into a heavily scaled microservices architecture?
- What are the security implications of WebSockets?
trick
- Can you combine WebSockets with other rendering strategies on the same page?