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Java Data Types, Variables & Type Casting

This assessment focuses on Java data types, variables, and type casting. It evaluates your understanding of Java's primitive types, variable declarations, and casting mechanisms. Mastering these concepts is essential for...

Questions: 31 | Attempts: 11 | Last updated: Aug 21, 2026

Sample Question 1
Which of the following correctly lists ALL 8 primitive data types in Java?

Byte, short, int, long, float, double, boolean, char

Byte, short, int, long, float, double, String, char

Byte, short, int, long, float, double, boolean, String

Byte, short, int, long, float, double, char, Object

Sample Question 2
Which group correctly categorizes Java's primitive types that represent whole numbers?

Float, double, int, long

Byte, short, int, long

Byte, short, float, double

Int, long, float, char

Sample Question 3
In Java, which variable type is shared by all objects of a class?

Local

Instance

Static

Global

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Sample Question
Which of the following elements in a method declaration is NOT required?

Return type

Method name

Access modifier

Method body

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Sample Question
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Sample Question
What is the output of the following code?public class IfExample { public static void main(String[] args) { int number = 5; if (number > 0) { System.out.println("The number is positive."); } }}

The number is positive.

The number is negative.

No output.

Error in code.

Java Programming Quizzes, Questions & Answers

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