Service Integration:?

Short answer: Integrate tracing into your API Gateway or Service Mesh (e.g., Istio) to automatically collect traces for all incoming requests. Example: In Jaeger, you can visualize the request flow from a User Service to the Order Service and identify which service introduced latency during a user transaction.

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.