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

Kotlin Interview Questions

Questions Answers Views Company eMail

What is Kotlin?

1 294

Who is the developer of Kotlin?

1 325

Does Kotlin allow macros?

1 462

What is Ranges operator in Kotlin?

1 328

Explain the use of extension functions

1 275

Can we migrate code from Java to Kotlin?

1 376

How can you declare a variable in Kotlin?

1 293

Tell three most important benefits of using Kotlin?

1 335

How can you handle null exceptions in Kotlin?

1 290

Give me name of the extension methods Kotlin provides to java.io.File

1 383

How many constructors are available in Kotlin?

1 317

What is the use of abstraction in Kotlin?

1 306

Give a syntax for declaring a variable as volatile in Kotlin?

1 322

Can Kotline offer any additional functionality for standard Java packages or standard Java classes?

1 311

How to compare two strings in Kotlin?

1 304

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Un-Answered Questions { Kotlin }

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

299

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

326

What is lateinit modifier?

300

What is the latest version of kotlin?

325

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

266

How do you realize Ternary Conditional Operator in Kotlin ?

317

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

392

Does Kotlin support primitive datatypes as like in Java?

331

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

266

Explain Higher-Order Functions?

384

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

267

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