O2f Info Frontend Developer Interview Questions

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Frontend Developer Interview

5 Dec 2025

Anonymous employee

Accepted offer

Positive experience

Average interview

Application

I applied online. The process took 3 weeks. I interviewed at O2f Info (Gurgaon, Haryana) in Apr 2023

Interview

There are two interview rounds: L1 is a DSA round, where your data structures and algorithms skills are tested. L2 is a React.js technical round, focused on components, hooks, state management, and real-world

Interview questions [1]

Question 1

Convert promise to async–await Promise version: fetchData() .then(res => res.json()) .then(data => console.log(data)) .catch(err => console.log(err));

1 Answer

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Frontend Developer Interview

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Frontend Developer Interview