What is a subscription in API Management?

Short answer: A subscription grants access to APIs in APIM. Each subscription has a unique key for identifying and authorizing requests. Can enforce rate limits and quotas per subscription. Troubleshooting – Q&A

Real-world example (ShopNest)

ShopNest on Azure typically uses App Service + SQL Database + Blob Storage + Application Insights for monitoring.

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.