Are you gearing up for a Frontend interview? You’ve landed in the right place! At RowdyCoders, we understand the nuances of preparing for technical interviews. That’s why we’ve curated a comprehensive list of the most frequently asked React interview conceptual questions to help you ace your next job interview. Understanding these concepts will not only prepare you for interviews but also make you a better React developer.
Most asked React Interview Conceptual Questions:
We recommend studying each concept thoroughly and practising by writing code. Additionally, consider how each concept can be applied in real-world scenarios, as practical knowledge is just as important as theoretical understanding. Explore our React interview conceptual questions list and start your journey towards mastering ReactJS & React Native and landing your dream job.
| Status | Conceptual Questions Articles | Youtube |
|---|---|---|
| Functional & Class Component difference | Video NA | |
| React Component Life Cycle methods in both Class & Functional Components | Video NA | |
| Difference between Virtual DOM and Real DOM | Video NA | |
| Difference between State & Props | Video NA | |
| Controlled and Uncontrolled Components | Video NA | |
| What are Higher Order Components (HOC)? | Video NA | |
| What are the Advantages and Limitations of React? | Video NA | |
| Memorize a React Functional Component - React.memo | Video NA | |
| Memorize a React Class Component - shouldComponentUpdate | Video NA | |
| Pure Components & Impure Components in React | Video NA | |
| React Hooks - useState, useRef | Video NA | |
| React Hooks - useMemo, useCallback | Video NA | |
| React Hooks - useEffect, useLayoutEffect | Video NA | |
| React Hooks - useRef, useImperativehandle | Video NA | |
| React Hooks - useContext, useReducer | Video NA | |
| React Custom Hooks - use | Video NA | |
| React Lazy Loading | Video NA | |
| React Hooks equivalents in React Class Components | Video NA | |
| What are Fragments in React? | Video NA | |
| What is Suspense Component in React? | Video NA | |
| What is Strict Mode in React & its benfits? | Video NA | |
| What are Error Boundaries in React? | Video NA | |
| Basics of React Reconciliation and Diff-Algorithm | Video NA | |
| Understanding refs & ForwardRefs | Video NA | |
| How does React Batch multiple State updates & how to prevent automatic batching? | Video NA | |
| How useEffect behaves with and without dependency array? | Video NA | |
| What is render Hijacking in React? | Video NA | |
| How to optimize and improve performance of a React Application? | Video NA | |
| React Routing - Role based Routing | Video NA | |
| What is the use of return in useEffect? | Video NA |
Why Focus on this list of questions can help you?
Whether you’re aiming for a role as a front-end developer, back-end developer, or full-stack developer, a strong grasp of React concepts is crucial. Employers are looking for candidates who not only understand the syntax but also the underlying principles and advanced features of the language.
What You’ll Find Here
Our collection covers a wide range of topics to ensure you’re well-prepared for any question that comes your way. From fundamental concepts to advanced topics, we’ve got you covered. Here are some highlights:
Stay Ahead with RowdyCoders❤️
At RowdyCoders, we’re committed to providing you with the best resources to excel in your career. Bookmark this page and revisit it often to stay updated with the latest interview trends and new questions. Join our community of developers and share your experiences and tips for success.