React Interview Masterclass: Top 200 Questions (with PDF)

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Happy Rawat

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1. Introduction

1.1 react-code.zip

1.2 Top-200-React-Interview-Questions-PDF.pdf

1.3 top-200-react-interview-questions-tracker.zip

1.4 Top-200-React-Interview-Questions.pptx

1. Introduction.mp4

03:10

2. React-Basics - I

1. React-Basics - I - Introduction.mp4

00:26

2. Q 1. What is React What is the Role of React in software development.mp4

03:06

3. Q2. What are the Key Features of React.mp4

01:03

4. Q3. What is DOM What is the difference between HTML and DOM.mp4

02:58

5. Q4. What is Virtual DOM Difference between DOM and Virtual DOM.mp4

04:37

6. Q5. What are React Components What are the main elements of it.mp4

01:48

7. Q6. What is SPA(Single Page Application).mp4

01:44

8. Q7. What are the 5 Advantages of React.mp4

02:26

9. Q8. What are the Disadvantages of React.mp4

01:18

10. Q9. What is the role of JSX in React (3 points).mp4

02:07

11. Q10. What is the difference between Declarative & Imperative syntax.mp4

01:45

3. React-Basics - II

1. React-Basics - II.mp4

00:46

2. Q11. What is Arrow Function Expression in JSX.mp4

02:41

3. Q12. How to Setup React first project.mp4

01:56

4. Q13. What are the Main Files in a React project.mp4

02:27

5. Q14. How React App Load and display the components in browser.mp4

01:39

6. Q15. What is the difference between React and Angular.mp4

03:01

7. Q16. What are other 5 JS frameworks other than React.mp4

00:36

8. Q17. Whether React is a Framework or a Library What is the difference.mp4

01:33

9. Q18. How React provides Reusability and Composition.mp4

02:13

10. Q19. What are State, Stateless, Stateful and State Management terms.mp4

03:05

11. Q20. What are Props n JSX.mp4

00:58

4. React Project - Main Files & Folders

1. React Project - Main Files & Folders.mp4

00:52

2. Q21. What is NPM What is the role of node modules folder.mp4

01:28

3. Q22. What is the role of public folder in React.mp4

01:05

4. Q23. What is the role of src folder in React.mp4

00:43

5. Q24. What is the role of index.html page in React.mp4

01:11

6. Q25. What is the role of index.js file and ReactDOM in React.mp4

02:04

7. Q26. What is the role of App.js file in React.mp4

01:23

8. Q27. What is the role of function and return inside App.js.mp4

01:52

9. Q28. Can we have a function without a return inside App.js.mp4

01:43

10. Q29. What is the role of export default inside App.js.mp4

00:58

11. Q30. Does the file name and the component name must be same in React.mp4

00:35

5. JSX

1. JSX.mp4

00:47

2. Q31. What is the role of JSX in React (3 points).mp4

02:07

3. Q32. What are the 5 Advantages of JSX.mp4

02:18

4. Q33. What is Babel.mp4

01:15

5. Q34. What is the role of Fragment in JSX.mp4

02:05

6. Q35. What is Spread Operator in JSX.mp4

01:18

7. Q36. What are the types of Conditional Rendering in JSX.mp4

02:56

8. Q37. How do you iterate over a list in JSX What is map() method.mp4

02:47

9. Q38. Can a browser read a JSX File.mp4

00:21

10. Q39. What is Transpiler What is the difference between Compiler & Transpiler.mp4

01:24

11. Q40. Is it possible to use JSX without React.mp4

00:30

6. Components - Functional Class

1. Components - Functional Class.mp4

00:54

2. Q41. What are React Components What are the main elements of it.mp4

01:48

3. Q42. What are the Types of React components What are Functional Components.mp4

01:02

4. Q43. How do you pass data between functional components in React.mp4

00:18

5. Q44. What is Prop Drilling in React.mp4

01:08

6. Q45. Why to Avoid Prop Drilling In how many ways can avoid Prop Drilling.mp4

02:29

7. Q46. What are Class Components In React.mp4

01:42

8. Q47. How to pass data between class components in React.mp4

01:12

9. Q48. What is the role of this keyword in class components.mp4

01:35

10. Q49. Differences btw Functional components and Class components.mp4

02:04

7. Routing

1. Routing - Introduction.mp4

00:32

2. Q50. What is Routing and Router in React.mp4

01:18

3. Q51. How to Implement Routing in React.mp4

01:29

4. Q52. What are the roles of Routes & Route component in React Routing.mp4

01:24

5. Q53. What are Route Parameters in React Routing.mp4

00:39

6. Q54. What is the role of Switch Component in React Routing.mp4

01:09

7. Q55. What is the role of exact prop in React Routing.mp4

01:03

8. Hooks -useState useEffect

1. Hooks -useState useEffect.mp4

00:33

2. Q56. What are React Hooks What are the Top React Hooks.mp4

01:53

3. Q57. What are State, Stateless, Stateful and State Management terms.mp4

03:05

4. Q58. What is the role of useState() hook and how it works.mp4

04:26

5. Q59. What is the role of useEffect(). How it works and what is its use.mp4

04:06

6. Q60. What is Dependency Array in useEffect() hook.mp4

02:12

7. Q61. What is the meaning of the empty array [] in the useEffect().mp4

00:50

9. Hooks - useContext useReducer

1. Hooks - useContext useReducer.mp4

00:37

2. Q62. What is the role of useContext() hook.mp4

02:46

3. Q63. What is createContext() method What are Provider & Consumer properties.mp4

01:21

4. Q64. When to use useContext() hook instead of props in real applications.mp4

01:26

5. Q65. What are the similarities between useState() and useReducer() hook.mp4

02:45

6. Q66. What is useReducer() hook When to use useState() and when useReducer().mp4

04:37

7. Q67. What are the differences between useState() and useReducer() Hook.mp4

00:22

8. Q68. What are dispatch & reducer function in useReducer Hook.mp4

01:48

9. Q69. What is the purpose of passing initial state as an object in UseReducer.mp4

00:34

10. Hooks - useCallback useMemo useRef useLayoutEffect

1. Hooks - useCallback useMemo useRef useLayoutEffect.mp4

00:43

2. Q70. What is the role of useCallback() hook in React.mp4

03:34

3. Q71. What parameters does the useCallback hook accept & what does it returns.mp4

00:45

4. Q72. What is the role of useMemo() Hook.mp4

02:02

5. Q73. What is the role of useRef() Hook.mp4

02:44

6. Q74. What useLayoutEffect() Hook Compare it with useEffect() hook..mp4

03:33

7. Q75. When to use useLayoutEffect() Hook.mp4

02:37

11. Hooks - Best Practices Short Answer

1. Hooks - Best Practices Short Answer.mp4

00:51

2. Q76. What are the Rules or Best Practices for hooks implementation.mp4

01:24

3. Q77. What are Custom Hooks.mp4

01:24

4. Q 78- Q83.mp4

02:51

5. Q84. What are the uses of all the Hooks in React.mp4

02:31

12. Components LifeCycle Methods - I

1. Components LifeCycle Methods - I.mp4

00:45

2. Q85. What are Component life cycle phases.mp4

01:50

3. Q86. What are Component life cycle methods.mp4

01:53

4. Q87. What are Constructors in class components When to use them.mp4

02:14

5. Q88. What is the role of super keyword in constructor.mp4

01:21

6. Q89. What is the role of render() method in component life cycle.mp4

01:59

7. Q90. How the State can be maintained in a class component.mp4

01:56

8. Q91. What is the role of componentDidMount() method in component life cycle.mp4

03:04

13. Components LifeCycle Methods - II

1. Components LifeCycle Methods - II.mp4

00:39

2. Q92. What is the role of componentDidUpdate() method in component life cycle.mp4

02:37

3. Q93. What is the role of componentWillUnmount() method in component life cycle.mp4

02:50

4. Q94 - Q98.mp4

03:11

14. Controlled & Uncontrolled Components

1. Controlled & Uncontrolled Components.mp4

00:22

2. Q99. What are Controlled Components in React.mp4

02:22

3. Q100. What are the Differences btw Controlled & Uncontrolled Components.mp4

02:00

4. Q101. What are characteristics of controlled components.mp4

01:23

5. Q102. What are the advantages of using controlled components in React forms.mp4

02:00

6. Q103 - Q106.mp4

01:31

15. Code Splitting

1. Code Splitting.mp4

00:36

2. Q107. What is Code Splitting in React.mp4

01:54

3. Q108. How to Implement Code Splitting in React.mp4

03:12

4. Q109. What is the role of Lazy and Suspense methods in React.mp4

02:07

5. Q110. What are the Pros and Cons of Code Splitting.mp4

03:33

6. Q 111 - Q114.mp4

01:42

16. React - Others

1. React - Others.mp4

00:34

2. Q115. What is a Higher-Order Component in React.mp4

03:07

3. Q116. What are the 5 ways to Style React components Explain Inline Styles.mp4

01:14

4. Q117. What are the differences between React & React Native.mp4

01:09

5. Q118. What is GraphQL.mp4

01:15

6. Q119. Ways to achieve state management When to use what in React.mp4

02:51

7. Q120. How can you Implement Authentication in a React application.mp4

02:51

8. Q121. What is the use of React Profiler.mp4

01:23

9. Q122. What is the difference between fetch & axios for api calls in React.mp4

02:45

10. Q123. What are the popular Testing Libraries for React.mp4

00:24

11. Q124. How can you Optimize Performance in a React application.mp4

02:16

12. Q125. Explain Reactive Programming with example.mp4

01:56

13. Q126. In how many ways can we implement Reactive Programming in React.mp4

01:11

14. Q127. How to pass data from child component to parent Component in React.mp4

02:32

17. Redux - Component Action Store Reducer

1. Redux - Component Action Store Reducer.mp4

00:45

2. Q128. What is the role of Redux in React.mp4

01:30

3. Q129. When to use Hooks and when to use Redux in React applications.mp4

02:15

4. Q130. What is the Flow of data in React while using Redux.mp4

02:25

5. Q131. How to install Redux for React application.mp4

00:21

6. Q132. What are Action Creators in React Redux.mp4

02:55

7. Q133. Difference between Action Creators, Action Object & Action Type.mp4

01:22

8. Q134. Explain React Component Structure while using Redux.mp4

03:59

9. Q135. What is the role of Store in React Redux.mp4

02:07

10. Q136. What is the role of Reducer in Redux.mp4

01:58

18. Redux - Core Principles Pros-Cons Local & Redux State

1. Redux - Core Principles Pros-Cons Local & Redux State.mp4

00:31

2. Q137. Explain the Core Principles of Redux.mp4

04:15

3. Q138. List 5 benefits of using Redux in React.mp4

01:53

4. Q139. What are the differences between local component state & Redux state.mp4

01:58

5. Q140. What are the challenges or disadvantages while using Redux.mp4

02:32

19. Redux - Short Answer

1. Redux - Short Answer.mp4

00:42

2. Q141. What is Provider Component.mp4

01:22

3. Q142. What is the role of Connect function in React-Redux.mp4

00:49

4. Q143. What are the 4 Important Files in React-Redux project.mp4

00:56

5. Q144. How to structure the project and maintain state in multiple components.mp4

01:17

6. Q145. Explain the concept of immutability in the context of Redux.mp4

01:32

7. Q146. Typical properties of an Action object in React-Redux project.mp4

00:41

8. Q147. Difference btw mapDispatchToProps & mapStateToProps in the connect.mp4

00:53

9. Q148. What is the meaning of Unidirectional Data Flow in Redux.mp4

00:46

10. Q149. How does Redux handle communication between components.mp4

00:21

11. Q150. What is Payload property in Redux.mp4

00:35

20. Redux - Thunk Middleware Error Handling Flux

1. Redux - Thunk Middleware Error Handling Flux - Introduction.mp4

00:34

2. Q151. Difference between Regular Action creator & Thunk action creator.mp4

02:16

3. Q152. Explain the concept of Middleware in React-Redux.mp4

01:59

4. Q153. How can you handle Asynchronous Operations & side-effect in React-Redux.mp4

00:23

5. Q154. How does Error Handling work in Redux.mp4

00:24

6. Q155. What is the difference between Flux & Redux.mp4

00:43

21. JavaScript Essentials for React

1. JavaScript Essentials for React.mp4

00:52

2. Q156. What are variables What is the difference between var, let, and const .mp4

03:32

3. Q157. What are the types of conditions statements in JS.mp4

03:19

4. Q158. What is Error Handling in JS.mp4

01:16

5. Q159. What is the difference between Spread and Rest operator in JS.mp4

03:26

6. Q160. What are Arrays in JS How to get, add & remove elements from arrays.mp4

02:59

7. Q161. What is Array Destructuring in JS.mp4

01:38

8. Q162. What are Functions in JS What are the types of function.mp4

01:26

9. Q163. Difference between named and anonymous functions When to use what.mp4

01:48

10. Q164. What is function expression in JS.mp4

01:11

11. Q165. What are Arrow Functions in JS What is it use.mp4

02:14

12. Q166. What are Callback Functions What is it use.mp4

02:26

13. Q167. What is Higher-order function In JS.mp4

02:14

14. Q168. What are Pure and Impure functions in JS.mp4

02:57

15. Q169. What are template literals and string interpolation in strings.mp4

01:31

16. Q170. What are Objects in JS.mp4

02:00

17. Q171. What is the difference between an array and an object.mp4

00:57

18. Q172. How do you add or modify or delete properties of an object.mp4

00:37

19. Q173. What is asynchronous programming in JS What is its use.mp4

03:27

20. Q174. What is the difference between synchronous and asynchronous programming.mp4

01:39

21. Q175. What are Promises in JavaScript.mp4

02:45

22. Q176. How to implement Promises in JavaScript.mp4

02:30

23. Q177. What is the purpose of async await Compare it with Promises.mp4

04:15

24. Q178. What are Classes in JS.mp4

03:08

25. Q179. What is a constructor.mp4

00:50

26. Q180. What is the use of this keyword.mp4

01:33

22. Typescript

1. Typescript - Introduction.mp4

00:32

2. Q181. What is TypescriptDifference between Typescript and Javascript.mp4

06:05

3. Q182. How to install Typescript and check version.mp4

01:26

4. Q183. What is the difference between let and var keyword.mp4

03:03

5. Q184. What is Type annotation.mp4

01:28

6. Q185. Primitive and Non-primitive Types in Typescript.mp4

01:53

7. Q186. What is any type in Typescript.mp4

02:16

8. Q187. What is Enum type in Typescript.mp4

02:11

9. Q188. What is the difference between void and never types in Typescript.mp4

01:32

10. Q189. What is Type Assertion in Typescript.mp4

01:57

11. Q190. What are Arrow Functions in Typescript.mp4

01:43

12. Q191. What is Object Oriented Programming in Typescript.mp4

03:40

13. Q192. What are Classes and Objects in Typescript.mp4

02:05

14. Q193. What is Constructor.mp4

02:18

15. Q194. What are Access Modifiers in Typescript.mp4

04:01

16. Q195. What is Encapsulation in Typescript.mp4

05:50

17. Q196. What is Inheritance in Typescript.mp4

02:50

18. Q197. What is Polymorphism in Typescript.mp4

02:46

19. Q198. What is Interface in Typescript.mp4

04:34

20. Q199. Whats the difference between extends and implements in TypeScript .mp4

01:28

21. Q200. Is Multiple Inheritance possible in Typescript.mp4

01:07

22. END.mp4

00:28

Description

React - Basics/ JSX/ Routing/ Lifecycle Methods/ Hooks/ Redux/ Typescript (with PDF/ PPT Revision Book)

What You'll Learn?

React Interview Preparation
200 React Interview Question and Answers
How to Crack React Interviews
React interview guide in PDF format

Who is this for?

Candidate looking for React jobs in software industry

What You Need to Know?

Basic JavaScript knowledge is an advantage

More details

Description
One Stop Destination For All React Interview Questions and Answers.

Top 200 React Interview Questions and Answers:
(Video Lectures + Revision PDF Book)
(Topics from whichÂ questions are covered)
React-Basics - I
React-Basics - II
React Project - Main Files & Folders
JSX
Components - Functional/ Class
Routing
Hooks -useState/ useEffect
Hooks - useContext/ useReducer
Hooks - useCallback/ useMemo/ useRef/ useLayoutEffect
Hooks - Best Practices/ Short Answer
Components LifeCycle Methods - I
Components LifeCycle Methods - II
Controlled & Uncontrolled Components
Code Splitting
React - Others
Redux - Component/ Action/ Store/ Reducer
Redux - Core Principles/ Pros-Cons/ Local & Redux State
Redux - Short Answer
Redux - Thunk/ Middleware/ Error Handling/ Flux
JavaScript Essentials for React
Typescript

Revision PDFÂ Boos: All notes are present in PDFÂ and PPTÂ format in resources of the course.

Code: For every question, the code is present in its slide notes of PowerPoint.

Interview Preparation Tracker Sheet: All questions listed in this tracker excel. Just have a look just before the interviews.

About Instructor: The instructor has more than 15 years of experience in full-stack development and has given and taken more than 100 interviews in his career. He helps candidates in cracking the interviews.

All the best for your interview preparation.
Remember, NEVER EVERÂ GIVEÂ UP before selection while giving job interviews.
Who this course is for:
Candidate looking for React jobs in software industry

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React

Happy Rawat

Instructor's Courses

My name is Happy Rawat. I have over 13 years of experience in software development. I have given and taken more than 200 technical interviews in my career. I want to share my learnings with others. My sole purpose is to help candidates fresher or experienced in CRACKING technical interviews.

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