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Top 25 Kotlin Interview Questions and Answers
1) What is Kotlin?
Kotlin is a statically-typed programming language which runs on the JVM.
It can be compiled
either using Java source code and LLVM compiler.
2) Who is the developer of Kotlin?
Kotlin was developed by JetBrains.
3) Why you should switch to Kotlin from Java?
Kotlin language is quite simple compared to Java. It reduces may redundancies in code as
compared to Java. Kotlin can offer some useful features which are not supported by Java.
4) Tell three most important benefits of using Kotlin?
1. Kotlin language is easy to learn as its syntax is similar to Java.
2. Kotlin is a functional language and based on JVM. So, it
removes lots of boiler plate
3. It is an expressive language which makes code readable and understandable.
5) Explain the use of extension functions
Extension functions are beneficial for extending class without the need to inherit from the class.
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