Java Programming Quiz Challenge

Froggy Jumps

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Test your knowledge of Java programming concepts and syntax with this fun quiz!

Créé par

Marjorie Peje

Philippines

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Froggy Jumps Java Programming Quiz ChallengeVersion en ligne Test your knowledge of Java programming concepts and syntax with this fun quiz! par Marjorie Peje 1 What is the default value of a boolean variable in Java? a null b false c true 2 Which keyword is used to create a class in Java? a struct b object c class 3 What is the size of an int in Java? a 4 bytes b 2 bytes c 8 bytes 4 Which of the following is a valid declaration of a String? a String str = "Hello"; b String str = 'Hello'; c String str = Hello; 5 What does JVM stand for? a Java Virtual Machine b Java Variable Machine c Java Visual Machine 6 Which method is the entry point of a Java application? a main() b run() c start() 7 What is the purpose of the 'static' keyword in Java? a It defines a variable's scope. b It makes a variable immutable. c It allows a method to be called without creating an instance. 8 Which of the following is not a primitive data type in Java? a String b int c char 9 What is the output of 'System.out.println(5 + 5);'? a 10 b 55 c Error 10 Which operator is used for equality comparison in Java? a === b = c ==

Froggy Jumps

Java Programming Quiz ChallengeVersion en ligne

Test your knowledge of Java programming concepts and syntax with this fun quiz!

par Marjorie Peje

What is the default value of a boolean variable in Java?

null

false

true

Which keyword is used to create a class in Java?

struct

object

class

What is the size of an int in Java?

4 bytes

2 bytes

8 bytes

Which of the following is a valid declaration of a String?

String str = "Hello";

String str = 'Hello';

String str = Hello;

What does JVM stand for?

Java Virtual Machine

Java Variable Machine

Java Visual Machine

Which method is the entry point of a Java application?

main()

run()

start()

What is the purpose of the 'static' keyword in Java?

It defines a variable's scope.

It makes a variable immutable.

It allows a method to be called without creating an instance.

Which of the following is not a primitive data type in Java?

String

int

char

What is the output of 'System.out.println(5 + 5);'?

Error

Which operator is used for equality comparison in Java?

===

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Java Programming Quiz Challenge

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Froggy Jumps

Java Programming Quiz ChallengeVersion en ligne

par Marjorie Peje

What is the default value of a boolean variable in Java?

Which keyword is used to create a class in Java?

What is the size of an int in Java?

Which of the following is a valid declaration of a String?

What does JVM stand for?

Which method is the entry point of a Java application?

What is the purpose of the 'static' keyword in Java?

Which of the following is not a primitive data type in Java?

What is the output of 'System.out.println(5 + 5);'?

Which operator is used for equality comparison in Java?

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