Capco MERN Stack Mid

Explain REST status codes you use daily.

200 OK, 201 Created, 400 bad input, 401 auth missing, 403 forbidden, 404 not found, 500 server error. ShopNest POST /orders → 201 with Location header.

Capco rounds often probe: Banking/fintech consulting.

Themes commonly reported in public MNC interview experiences (AmbitionBox / LinkedIn / Glassdoor-style). Practice aloud; keep answers this short in the real round.

More Capco MERN Stack questions

What is the Virtual DOM in React?
Explain useState and useEffect with a real example.
What is middleware in Express?
Explain the Node.js event loop simply.
MongoDB vs SQL — when do you pick each?
How do you secure a MERN API?

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