Beginner React Interview Questions
Starting out with React? These 10 beginner-friendly React interview questions cover the fundamentals hiring managers expect from entry-level candidates — with plain-English answers, runnable code and the mistakes that trip people up.
10 React questions
- 1What is React?Beginner
- 2What are refs used for in ReactBeginner
- 3How does React work?Beginner
- 4What is state in React?Beginner
- 5What is the difference between state and props?Beginner
- 6What is lazy loading in React?Beginner
- 7What is the purpose of keys in React lists and what makes a good key?Beginner
- 8Explain the difference between controlled and uncontrolled inputs in React forms.Beginner
- 9What is JSX in React?Beginner
- 10What are React components?Beginner
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Frequently asked questions
How many beginner React interview questions are there?
This page covers 10 beginner-level React interview questions, each with a short answer, a deeper explanation, code examples, common mistakes and follow-up questions.
Are these React questions suitable for beginner interviews?
Yes. Every question is tagged beginner difficulty and chosen to match what interviewers expect at that level, so you can focus your preparation without wading through questions that are too easy or too hard.
How should I practise these React questions?
Read the short answer first, attempt the question yourself, then expand the detailed explanation and real-world example. Review the common mistakes and follow-up questions to make sure you can handle interviewer probing.