Complete Android Development Interview Questions & Answers 2024 | Java | Kotlin | App Dev |
This complete interview questions & answers guide on android development consists of 4 parts including questions on Java and Kotlin. Watch this 2 hour, informative video before an interview to brush up on all important concepts. Check out our FREE masterclasses by Leading Industry Experts here: https://www.scaler.com/events?utm_sou...
Topics Covered
00:00:00-Introduction
00:00:24-Various Data Types in Kotlin
00:00:00-Declaration of Variables in Kotlin
00:11:21-Difference between declaration with val and const
00:14:44-Why should we use Kotlin?
00:15:46-How to ensure Null safety in Kotlin?
01:00:47-Sealed Classes in Kotlin
01:07:25-MUST know components for New Android Project
00:32:50-Different Types of Services in Android
What is App development?
App development is the process of creating software applications that run on mobile devices, such as smartphones and tablets. It involves designing the user interface, writing code for the app's functionality, and testing the app to ensure it works as intended.
What is Android development?
Android development is the process of creating mobile applications that run on the Android operating system. It involves designing the user interface, writing code in Java or Kotlin for the app's functionality, and testing the app to ensure it works on a variety of devices.
Who is a Mobile App Developer?
A Mobile App Developer is a software professional who designs, develops, and maintains applications for mobile devices such as smartphones and tablets. They are responsible for creating efficient, user-friendly, and visually appealing mobile apps using various programming languages and development tools.
What is Kotlin?
Kotlin is being used more and more in Android application development. It is an open-source programming language that JetBrains and Google created and oversees.
Why is Kotlin important for Android Development?
Kotlin is important for Android Development because it offers concise syntax, enhanced safety features, and seamless interoperability with Java, improving developer productivity and code readability significantly.
What is Java?
Java is a versatile, platform-independent programming language renowned for its security and flexibility in creating applications for diverse devices and industries.
Why is Java important for Android Development?
Java is important for Android development because it's the primary language used to write Android apps, providing a robust framework and wide community support.
What is a Programming language?
Programmers create software programmes, scripts, and other sets of instructions for computers to follow using a programming language.
What is UI/UX design?
UI/UX design refers to the process of designing the user interface and user experience of a digital product, such as a website or mobile application. It involves creating a visually appealing and user-friendly interface that is easy to navigate and provides a positive user experience.
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