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

Kotlin Interview Questions

Questions Answers Views Company eMail

Does Kotlin support both Explicit conversion and Implicit conversions?

266

How does string interpolation work in Kotlin? Explain with a code snippet?

344

How many types of constructors are there ? What are they ?

178

What is the Elvis Operator?

197

Does Kotlin have the static keyword? How to create static methods in Kotlin?

207

What is the difference between val and var?

238

What is the difference between Return Type Unit and Return Type Nothing in Kotlin?

196

What kinds of programming does Kotlin support ?

171

Which is the default modifier for a method, variable, class?

236

What is init block in Kotlin?

265

How are Primary Constructors different from Secondary Constructors ?

185

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

293

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

257

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

320

How do you realize Ternary Conditional Operator in Kotlin ?

225

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Un-Answered Questions { Kotlin }

What is the type of arguments inside a constructor?

186

How do you declare a variable as volatile in Kotlin ?

252

Can you migrate the code from java to kotlin? If yes how do you do it?

180

Mention the structural expressions in Kotlin?

377

What is the entry point to a Kotlin program ? Give an example?

212

Is there any Ternary Conditional Operator in Kotlin like in Java?

179

In kotlin, can we create an empty array?

221

Can you tell me what kinds of programming types does Kotlin support?

180

How do you migrate the code from Java to Kotlin ?

220

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

175

Define enum in Kotlin?

207

How to convert a String to an Integer?

226

What is lateinit modifier?

225

What are the advantages of using kotlin?

198

How to declare a variable in kotlin?

210

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