Kotlin Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Kotlin Interview Questions

Questions Answers Views Company eMail

What is lateinit modifier?

228

What is the difference between == and === operators in Kotlin?

224

Does Kotlin support primitive datatypes as like in Java?

258

Explain Higher-Order Functions?

307

Does Kotlin provide any additional functionalities for standard Java packages or standard Java classes?

192

What is the difference between object { } block and companion object { } code block in Kotlin?

197

What are Data classes ? Aren’t they available in Java ?

199

What is the difference between const vs val?

212

Can you execute Kotlin code without JVM?

1038

What is the Target Platform of Kotlin? How is Kotlin-Java interoperability possible?

219

What is the equivalent of switch expression in Kotlin? How does it differ from switch?

364

Where does the Kotlin run and what is the entry point of Kotlin?

221

How do you check if two Strings are equal valued ?

192

Why is Kotlin preferred over Java? Important benefits of kotlin?

219

What is a const? How does it differ from a val?

231

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Un-Answered Questions { Kotlin }

Mention the structural expressions in Kotlin?

377

Explain kotlin’s null safety?

319

Is it possible to migrate the code from Java to Kotlin?

178

Define step() function in Kotlin?

203

What are primitive data types in kotlin?

237

Does you class compile if the package is wrong? Why?

208

How do you declare a variable in kotlin?

251

State the differences between val and var?

215

What is Kotlin?

189

Define Lambda Function in Kotlin?

222

Explain the use of extension functions

172

Tell three most important benefits of using Kotlin?

212

Which method is used to get array last index?

264

Define String datatype with example in Kotlin?

185

List of extension methods kotlin provides to java.io.file?

204

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