The language was initially launched in February 2016 after a project began in 2010 to develop it. It also enables functional twinning using microcodes. It blends Object Oriented Programming (OOPs) and functional programming in a platform that is unlimited, self-contained, and unique. We can even mix Kotlin and Java in the same project. It is an improved version of Java and is completely interoperable with it. It may be used to create Android apps, server-side apps, and a variety of other applications. It is JVM-based and may be used in all projects where Java is currently used. Kotlin is an open-source, general-purpose, statically typed programming language. What are some of the disadvantages of Kotlin? Differentiate between launch / join and async / await in Kotlin. What do you understand about the backing field in Kotlin? What do you understand about sealed classes in Kotlin? Explain suspend function in the context of Kotlin. What are the different types of Scope functions available in Kotlin? Explain scope functions in the context of Kotlin. What do you understand about coroutines in the context of Kotlin? Explain the cases when you should use lateinit and when you should use lazy initialisation. Differentiate between lateinit and lazy initialisation. Explain lazy initialization in the context of Kotlin. What do you understand about lateinit in Kotlin? When would you consider using it? Which one is better to use - val mutableList or var immutableList in the context of Kotlin? Kotlin Interview Questions for Experienced.What are the advantages of Kotlin over Java? Explain about the “when” keyword in the context of Kotlin. Differentiate between open and public keywords in Kotlin. What do you understand about Companion Object in the context of Kotlin? What do you understand about function extension in the context of Kotlin? Explain. How can you concatenate two strings in Kotlin? Explain the various methods to iterate over any data structure in Kotlin with examples. What are the different types of constructors available in Kotlin? Explain them with proper examples. Explain Safe call, Elvis and Not Null Assertion operator in the context of Kotlin. Explain the concept of null safety in Kotlin.
What are data classes in Kotlin? Explain with a proper example. How are variables declared in Kotlin? What are the different types of variables in Kotlin? Explain with examples. What are the various data types available in Kotlin? Explain them. Kotlin Interview Questions for Freshers.
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