What is health checks middleware?
PICTURE THIS: HOW TO EXPLAIN IT
Simple meaning
Endpoints report if DB and dependencies are healthy for orchestrators.
WHY — ASP.NET instead of guessing?
Why interviewers care about ASP.NET:
who only read docs from people who shipped.
and tied to .NET work.
Name the idea, why it exists, then one short example.
End with when you use it and one common pitfall.
STEPS — What happens step by step?
Before you speak the answer, walk the interviewer through these steps:
- 1Endpoints report if DB
and dependencies are healthy for orchestrators.
- 2Why it exists
I separate liveness and readiness.
- 3Failed readiness stops traffic
without killing the process.
- 4Give an example
One tiny concrete case you can say aloud.
- 5Common mistake
What juniors usually get wrong.
- 6Close
When you pick this over the alternative.
EXAMPLE — See it in action
Here's a short line you can speak, broken into clear beats:
Note: Adapt this scaffold to your own project — keep it under 60–90 seconds.
Key takeaway
Endpoints report if DB and dependencies are healthy for orchestrators. I separate liveness and readiness.