React Native Interview Questions

S.No Question
1. What is React Native?
2. How does React Native differ from ReactJS?
3. Explain the concept of Virtual DOM in React Native.
4. What are the advantages of using React Native for mobile app development?
5. Explain the difference between React Native and native app development.
6. What are the core components in React Native?
7. How do you create a new component in React Native?
8. What is JSX in React Native?
9. How do you handle user input in React Native?
10. What is the purpose of the 'render' method in React Native?
11. Explain the concept of View in React Native.
12. What is the purpose of State in React Native?
13. How do you update the state in React Native?
14. What are Props in React Native?
15. Explain the difference between state and props in React Native.
16. How do you pass data from parent component to child component in React Native?
17. What are controlled components in React Native?
18. How do you handle events in React Native?
19. Explain the concept of conditional rendering in React Native.
20. What is the purpose of the 'setState' method in React Native?
21. How do you apply styles to React Native components?
22. Explain the concept of inline styles in React Native.
23. What are the different layout options available in React Native?
24. How do you create a responsive layout in React Native?
25. Explain the concept of Flexbox in React Native.
26. How do you center align a component in React Native?
27. What are some commonly used style properties in React Native?
28. How do you handle screen orientation changes in React Native?
29. What is the purpose of the 'StyleSheet' component in React Native?
30. How do you handle platform-specific styles in React Native?
31. What is the purpose of the Button component in React Native?
32. How do you handle button press events in React Native?
33. Explain the concept of ScrollView in React Native.
34. What is the purpose of the ListView component in React Native?
35. How do you render a dynamic list of items in React Native?
36. Explain the concept of FlatList in React Native.
37. What is the purpose of SectionList in React Native?
38. How do you implement touchable components in React Native?
39. Explain the TextInput component in React Native.
40. How do you handle user input in TextInput?
41. What is the purpose of the Image component in React Native?
42. How do you load and display images from a remote source in React Native?
43. Explain the concept of the DatePicker component in React Native.
44. How do you implement a dropdown picker in React Native?
45. What is the purpose of the Slider component in React Native?
46. How do you create an on/off switch in React Native?
47. Explain the WebView component in React Native.
48. How do you access the device's geolocation in React Native?
49. What is the purpose of the GoogleMap component in React Native?
50. How do you integrate Google Maps in a React Native app?
51. Explain how to navigate from one screen to another in React Native.
52. How do you pass data between screens in React Native?
53. How do you add a header bar with a button in React Native?
54. Explain the concept of Tab Navigation in React Native.
55. How do you implement a Navigation Drawer in React Native?
56. What is the purpose of AsyncStorage in React Native?
57. How do you integrate Redux in a React Native app?
58. How do you access the device's camera and gallery in React Native?
59. Explain how to integrate Facebook login in a React Native app.
60. How do you integrate Gmail login in a React Native app?
61. What is the purpose of the ActivityIndicator component in React Native?
62. How do you display a loading indicator in React Native?
63. What is Axios and how do you use it for making HTTP requests in React Native?
64. Explain the concept of GET requests in Axios.
65. How do you send POST requests using Axios in React Native?
66. What are some other popular HTTP client libraries in React Native?
67. Explain the purpose of the 'react-navigation' library in React Native.
68. How do you handle deep linking in a React Native app?
69. What is the purpose of the 'react-native-camera' library?
70. How do you implement barcode scanning in React Native using the 'react-native-camera' library?
71. What are some techniques to optimize performance in React Native?
72. How do you handle memory leaks in React Native?
73. Explain the concept of code splitting in React Native.
74. How do you debug React Native apps?
75. What are some best practices for optimizing network requests in React Native?

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