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Wipro React Interview Questions 2026

Published July 22, 2026 · Updated July 22, 2026

5 real React interview questions asked at Wipro. Upvoted by engineers who cleared the loop. Covers Technical rounds.

5 questions
65 engineers asked
105 upvotes
Company: Wipro
Technology: React

All React Questions Asked at Wipro

Wipro Easy Technical round 1-3 yearsReactJavaScript

What is the difference between useState and useRef in React? Give an example where using the wrong one would cause a bug.

↑ 22 upvotes · 14 engineers asked this · Developer
Wipro Easy Technical round 0-2 yearsReact

Explain the difference between props and state in React with a simple example of each.

↑ 18 upvotes · 11 engineers asked this · Developer
Wipro Medium Technical round 1-4 yearsReactJavaScript

What is a controlled component in React? Rewrite an uncontrolled input (using a ref) into a controlled one and explain the trade-off.

↑ 25 upvotes · 17 engineers asked this · Developer
Wipro Medium Technical round 1-4 yearsReact

How does useEffect replace the class component lifecycle methods componentDidMount, componentDidUpdate, and componentWillUnmount?

↑ 21 upvotes · 13 engineers asked this · Developer
Wipro Medium Technical round 2-4 yearsReact

Your React app has 5 sibling components that all need access to the logged-in user's name. Would you use prop drilling, Context, or a state management library? Justify your choice.

↑ 19 upvotes · 10 engineers asked this · Developer

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Frequently asked questions

What is the difference between useState and useRef in React? Give an example where using the wrong one would cause a bug.
What is the difference between useState and useRef in React? Give an example where using the wrong one would cause a bug.
Explain the difference between props and state in React with a simple example of each.
Explain the difference between props and state in React with a simple example of each.
What is a controlled component in React? Rewrite an uncontrolled input (using a ref) into a controlled one and explain the trade-off.
What is a controlled component in React? Rewrite an uncontrolled input (using a ref) into a controlled one and explain the trade-off.
How does useEffect replace the class component lifecycle methods componentDidMount, componentDidUpdate, and componentWillUnmount?
How does useEffect replace the class component lifecycle methods componentDidMount, componentDidUpdate, and componentWillUnmount?
Your React app has 5 sibling components that all need access to the logged-in user's name. Would you use prop drilling, Context, or a state management library? Justify your choice.
Your React app has 5 sibling components that all need access to the logged-in user's name. Would you use prop drilling, Context, or a state management library? Justify your choice.