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Introduction to JVM Languages

You're reading from   Introduction to JVM Languages Get familiar with the world of Java, Scala, Clojure, Kotlin, and Groovy

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Product type Paperback
Published in Jun 2017
Publisher Packt
ISBN-13 9781787127944
Length 450 pages
Edition 1st Edition
Languages
Tools
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Author (1):
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Vincent van der Leun Vincent van der Leun
Author Profile Icon Vincent van der Leun
Vincent van der Leun
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Toc

Table of Contents (15) Chapters Close

Preface 1. Java Virtual Machine FREE CHAPTER 2. Developing on the Java Virtual Machine 3. Java 4. Java Programming 5. Scala 6. Scala Programming 7. Clojure 8. Clojure Programming 9. Kotlin 10. Kotlin Programming 11. Groovy 12. Groovy Programming 13. Other JVM languages 14. Quiz Answers

Quiz

  1. Which answer best describes Kotlin?

a) It's a statically typed functional programming language with some OOP features
b) It's a statically typed OOP language with some functional programming features
c) It's a dynamically typed functional programming language with some OOP features d) It's a dynamically typed OOP language with some functional programming features

  1. Does Kotlin allow us to inherit multiple parent classes?

a) Yes, a class in Kotlin can extend any number of classes

b) No, a class in Kotlin can extend only up to one other class

  1. When not explicitly specifying a superclass when declaring a class, what will be its superclass?

a) It will have no super class

b) java.lang.Object

c) kotlin.Object

d) kotlin.Any

  1. Will this code run in the Kotlin REPL; if not, why?
       var k: Int = null

a) Yes, this will run without errors

b) No, an error will...

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