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

Kotlin Interview Questions

Questions Answers Views Company eMail

Define step() function in Kotlin?

200

What is the role of matches() method in regular expression?

177

what operator is used to handle null exceptions in Kotlin?

238

Does Kotlin programming allow macros?

306

What is the default visibility modifier and also list the different types of modifiers?

193

How do you declare ranges operator in kotlin?

160

How do you differentiate var and val in Kotin?

262

What is the difference between Const and Val?

199

What are the advantages and disadvantages of Kotlin?

265

How do you export code from Java to Kotlin?

240

What are the features that kotlin support and java doesn’t?

213

List some of the key modifiers in kotlin?

330

How is kotlin integrated with Gradle?

218

Name the extension methods Kotlin provides to java.io.File?

193

List the number of constructors available in Kotlin?

294

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Un-Answered Questions { Kotlin }

What is kotlin’s null safety?

198

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

221

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

204

What do you mean by kotlin string interpolation?

182

What are the features of java has that kotlin does not?

175

What is Null Safety in Kotlin ?

180

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

215

What is the use of rangeTo() function?

227

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

205

How is a function declared? Why are Kotlin functions known as top-level functions?

258

Why developers can prefer kotlin over java?

183

What is the type of the following Array?, val arr = arrayOf(1, 2, 3);

322

Where does this Kotlin run ? Does it have some kind of different runtime environment ?

178

What is the type of arguments inside a constructor? Why do you think they are val unless explicitly set to var?

293

How do you export code from Java to Kotlin?

240

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