How do you update a package in Node.js?

Short answer: To update all packages to their latest safe versions based on semver: npm update To update a specific package to its latest version: npm install express@latest For a more interactive way: npx npm-check-updates -u npm install ✅ The npm-check-updates tool helps update versions in your package.json.

Real-world example (ShopNest)

A ShopNest BFF in Node.js aggregates catalog and price APIs for the React storefront.

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.