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?

225

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

223

Does Kotlin support primitive datatypes as like in Java?

255

Explain Higher-Order Functions?

301

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

189

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

195

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

195

What is the difference between const vs val?

209

Can you execute Kotlin code without JVM?

1034

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

215

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

363

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

221

How do you check if two Strings are equal valued ?

189

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

219

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

227

Post New Kotlin Questions

Un-Answered Questions { Kotlin }

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

193

Define Lambda Function in Kotlin?

218

What are the Strings available in Kotlin ?

164

What is companion object?

201

How to handle null exceptions in Kotlin programming?

329

What is the difference between val and var?

238

How does interoperable feature work in Kotlin for java ?

185

Explain kotlin’s null safety?

316

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

293

what is the use of extension functions in Kotlin?

256

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

258

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

179

Define Kotlin Programming Language?

163

Is there any dependency of Secondary Constructors on Primary Constructors ?

220

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

189

For More Un-Answered { Kotlin } Questions Click Here