React JS Interview Questions

Choose from our comprehensive collection of React JS interview question categories. Each category contains expertly curated questions to help you prepare for your next job interview.

17 Categories Available
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Select a category below to view all interview questions and answers for that topic.

Component Lifecycle

29 questions available

5 Basic 11 Medium 13 Advanced

Context API

29 questions available

6 Basic 11 Medium 12 Advanced

Error Handling

29 questions available

3 Basic 13 Medium 13 Advanced

Event Handling

29 questions available

3 Basic 11 Medium 15 Advanced

Forms and Controlled Components

29 questions available

2 Basic 10 Medium 17 Advanced

Fundamentals

4 questions available

4 Basic

JSX and Components

29 questions available

9 Basic 11 Medium 9 Advanced

Performance Optimization

29 questions available

4 Basic 14 Medium 11 Advanced

Props and Data Flow

30 questions available

5 Basic 12 Medium 13 Advanced

React Best Practices

30 questions available

3 Basic 14 Medium 13 Advanced

React Hooks

29 questions available

2 Basic 13 Medium 14 Advanced

React Router

29 questions available

8 Basic 12 Medium 9 Advanced

React and APIs

30 questions available

2 Basic 15 Medium 13 Advanced

State Management

29 questions available

3 Basic 11 Medium 15 Advanced

Styling in React

29 questions available

4 Basic 14 Medium 11 Advanced

Testing React Applications

29 questions available

4 Basic 11 Medium 14 Advanced

advanced

4 questions available

3 Medium 1 Advanced
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