1. Which tool is used for profiling and analyzing the performance of Android apps?
Explanation: Android Studio Profiler is a tool used for profiling and analyzing the performance of Android apps.
Report for correction2. Which tool is used for creating and managing databases in Android?
Explanation: SQLite is a popular database management system used for creating and managing databases in Android applications.
Report for correction3. What is the purpose of the "res" folder in an Android project?
Explanation: The "res" folder in an Android project is used to store various types of resources, including layouts, images, and XML files.
Report for correction4. Which component is responsible for handling data storage and retrieval in Android?
Explanation: The ContentProvider component in Android is responsible for handling data storage and retrieval.
Report for correction5. Which file defines the version of the Android API that an app is compatible with?
Explanation: "The ""build.gradle"" file typically contains information about the Android API version that an app is compatible with."
Report for correction6. What is the purpose of the "assets" folder in an Android project?
Explanation: The "assets" folder is used to store raw resource files that can be accessed at runtime in an Android app.
Report for correction7. Which programming concept is often used in Android development to perform background tasks without blocking the main UI thread?
Explanation: Multithreading is often used in Android development to perform background tasks and avoid blocking the main UI thread.
Report for correction8. Which tool is used for profiling and analyzing the performance of Android apps?
Explanation: The SDK Manager in Android Studio is used to manage software development kits, including Android SDK versions and components.
Report for correction9. Which Android component is responsible for managing the app's user interface and interactions?
Explanation: The Activity component in Android is responsible for managing the app's user interface and interactions.
Report for correction10. What is the purpose of the "build.gradle" file in Android development?
Explanation: The "build.gradle" file is used to configure app dependencies and build settings for an Android project.
Report for correction11. Which layout type allows you to create flexible and responsive user interfaces in Android?
Explanation: Constraint Layout is a flexible layout type that allows you to create responsive user interfaces in Android.
Report for correction12. What programming language is primarily used for Android app development?
Explanation: Java is the primary programming language used for Android app development. While other languages like Kotlin are also supported, Java has been traditionally used.
Report for correction13. Which file is responsible for defining the app's overall behavior and structure?
Explanation: The AndroidManifest.xml file defines the overall behavior and structure of an Android app, including activities and permissions.
Report for correction14. What does ADB stand for in Android development?
Explanation: ADB stands for Android Debug Bridge, which is a command-line tool for communicating with Android devices.
Report for correction15. Which of the following is not a layout type used in Android app development?
Explanation: Circular Layout is not a standard layout type in Android app development.
Report for correction16. What is the purpose of the Android Virtual Device (AVD Manager)?
Explanation: The AVD Manager is used to create and manage virtual Android devices that can be used for testing apps.
Report for correction17. Which programming language is officially recommended by Google for Android app development?
Explanation: While Java is traditionally used, Google officially recommends Kotlin as the preferred programming language for Android app development.
Report for correction18. What is Gradle in the context of Android development?
Explanation: Gradle is a build automation tool used in Android development to build, test, and package Android apps.
Report for correction19. Which tool is used for debugging Android applications?
Explanation: All of the mentioned tools (ADB, Android Emulator, and Android Studio Profiler) are used for debugging Android applications.
Report for correction20. What is the purpose of the AndroidManifest.xml file?
Explanation: The AndroidManifest.xml file is used to specify various aspects of an Android app, including permissions, activities, services, and more.
Report for correction21. Which XML file is used for defining the user interface of an Android app?
Explanation: The activity_main.xml file is commonly used to define the user interface of an Android app.
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