What is service discovery, and why is it important in microservices?

Short answer: re dynamic (e.g., containers that can scale in and out), hardcoding service addresses (IPs or URLs) is impractical. Service discovery ensures that microservices can dynamically find nd communicate with each other in a reliable and efficient way. Why it's important:

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.