Consul: ○ HashiCorp Consul provides service discovery and configuration management. It allows storing and retrieving dynamic configurations via its KV store. Services can query Consul for configurations, ensuring consistency

Short answer: And real-time updates. Consul also supports service health checks, ensuring that only healthy instances of services are used.

Real-world example (ShopNest)

ShopNest splits Catalog, Cart, Order, and Payment into services so teams can deploy catalog changes without redeploying payments.

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.