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Components
1. What is a component?
Level: Expert | Frequency: High
2. Types of components?
Level: Expert | Frequency: High
3. What’s the difference between an Element and a Component in React?
Level: Expert | Frequency: High
4. List built in components in react.
Level: Expert | Frequency: High
5. Describe pure components.
Level: Expert | Frequency: High
6. What are controlled components?
Level: Expert | Frequency: High
7. What is the difference between a component and a container in React Redux?
Level: Expert | Frequency: High
8. What's the difference between a smart component and a dumb component?
Level: Expert | Frequency: High
9. What does it mean for a component to be mounted in React?
Level: Expert | Frequency: High
10. What are stateless and stateful components?
Level: Expert | Frequency: High
11. Why is it necessary to capitalize the components name?
Level: Expert | Frequency: High
12. What are the scenarios where using a class component is preferred over a function components?
Level: Expert | Frequency: High
13. What are Compound composition and component composition?
Level: Expert | Frequency: High
14. What happens when a react component returns null or renders null?
Level: Expert | Frequency: High
All Topics
Basics
JSX
Virtual DOM
Reconciliation
State and Props
Components
Class Components
Function Components
Lifecycle functions
Code Sharing
Hooks
useState
useReducer
useMemo
useContext
useCallback
useEffect
Custom Hooks
New Hooks
HOC
Refs
Data Sharing
Events
Context API
Redux
Router
CSR-SSR
React APIs
Performance Optimisation
ReactDOM
React APIs
Strict Mode
Security