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?

250

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

329

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

169

What is the Elvis Operator?

185

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

195

What is the difference between val and var?

228

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

187

What kinds of programming does Kotlin support ?

159

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

220

What is init block in Kotlin?

246

How are Primary Constructors different from Secondary Constructors ?

176

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

283

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

247

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

307

How do you realize Ternary Conditional Operator in Kotlin ?

215

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Un-Answered Questions { Kotlin }

How to declare variables in Kotlin?

227

Define step() function in Kotlin?

192

Is there any disadvantage of Kotlin ?

194

What are the advantage of using Kotlin ?

182

Can you migrate the code from java to kotlin?

174

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

201

What is the difference between Val and var declaration?

211

What is Ranges operator in Kotlin?

182

How to write string template expression?

180

Tell me the default behavior of Kotlin classes?

208

What is the use of function extension ?

277

State the advantages and disadvantages of kotlin?

216

Define Kotlin Programming Language?

159

Is there Ternary Conditional Operator in Kotlin like in Java ?

184

How to handle null exceptions in Kotlin programming?

310

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