Which of the following is the primary programming language used for developing Android apps?
Kotlin is the primary programming language recommended by Google for Android app development. While Java was used earlier, Kotlin is now preferred for its modern syntax and compatibility with Java.
What is the purpose of the UIViewController class in iOS development?
In iOS development, UIViewController is responsible for managing the user interface (UI) of a screen or view in an app. It coordinates interactions between the app's data and UI components.
Which of the following is a mobile app development framework for building cross-platform apps using JavaScript?
React Native is a popular open-source framework for building cross-platform mobile apps using JavaScript and React. It allows developers to write code that works on both Android and iOS.
Which file extension is typically associated with an Android application package?
An Android application package is typically saved with the .apk extension. This is the file format used to distribute and install applications on Android devices.
In Xcode, which programming language is primarily used for iOS app development?
Swift is the primary programming language used for iOS app development in Xcode. It was introduced by Apple to provide a safer and more efficient alternative to Objective-C.