Android Interview Questions Questions & Answers
Android Interview Questions Online Test
1. Explain the Android Activity lifecycle
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2. What is the difference between implicit and explicit intents in Android
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3. How does Android handle background tasks
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4. Describe the role of Content Providers in Android
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5. What is the significance of the ViewModel class in Android
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6. Explain the difference between Fragment and Activity in Android
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7. What is the purpose of the AndroidManifest.xml file
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8. How does Android handle memory management
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9. What is the role of the RecyclerView in Android
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10. Explain the use of Retrofit in Android development
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11. What is the significance of the Android Jetpack components
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12. How does the Android Room library simplify database management
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13. What is Dependency Injection and how is it used in Android
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14. What is the role of the Android Gradle Plugin
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15. Explain the difference between a Service and a BroadcastReceiver
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16. How do you handle configuration changes in Android
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17. What are the best practices for Android app security
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18. How does the ConstraintLayout improve UI design in Android
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19. What is the purpose of the WorkManager API in Android
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20. How do you optimize Android applications for performance
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21. Explain the purpose of ProGuard in Android development
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22. What are the different types of storage available in Android
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23. How do you manage multiple threads in Android
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24. What is the purpose of the View Binding library in Android
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25. Explain the role of Coroutines in Android
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26. What is Android
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27. What programming languages can you use for Android development
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28. What is an Activity in Android
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29. What is an Intent in Android
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30. What is the AndroidManifest.xml file
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31. What is a Fragment in Android
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32. What is a Service in Android
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33. Explain the purpose of the onCreate method in an Activity
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34. What is a Toast in Android
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35. What are SharedPreferences in Android
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36. How do you declare a variable in Android
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37. What is the XML file used for layout in Android
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38. What is Gradle in Android development
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39. What is an APK in Android
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40. How do you handle user input in Android
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41. What is the purpose of the RecyclerView
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42. What is a BroadcastReceiver
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43. What is the difference between a ListView and a RecyclerView
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44. How can you start a new Activity
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45. What is dependency injection
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46. What are the lifecycle methods of an Activity
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47. What is Android Jetpack
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48. Explain the difference between a synchronous and asynchronous task
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49. How do permissions work in Android
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50. What is the purpose of a ViewModel in Android
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