Difference between Promise.all and Promise.race:?

Short answer: Promise.all – waits for all promises to resolve Promise.race – resolves/rejects as soon as one completes

Real-world example (ShopNest)

The checkout button uses async/await to call /api/orders, shows a spinner, and catches network errors with a toast.

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.