43 practice sets · Page 3 of 3
What is the file extension of Kotlin files?
.java
.kot
.kotlin
.kt
Correct Answer: D — .kt
Explanation:
Kotlin source files use the .kt extension. If the file is meant for scripting, the .kts extension can also be used.
Which company developed Kotlin?
JetBrains
Microsoft
Oracle
Correct Answer: A — JetBrains
Explanation:
JetBrains, a software development company known for creating tools like IntelliJ IDEA, developed Kotlin to enhance productivity and maintainability in software development.
What is Kotlin?
A front-end scripting language
A markup language
A general-purpose programming language for JVM and Android
A database query language
Correct Answer: C — A general-purpose programming language for JVM and Android
Explanation:
Kotlin is a statically-typed, general-purpose programming language that runs on the JVM and is also widely used for Android app development.
