Java Programming Quiz

What is the primary feature of Java that allows it to run on any device?

• Platform Independence

• Robustness

• Multithreading

• Object-Oriented

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

• int

• String

• char

• boolean

What does JVM stand for?

• Java Visual Machine

• Java Virtual Machine

• Java Variable Method

• Java Verified Model

Which keyword is used to define a class in Java?

• define

• struct

• class

• object

What is the output of the following code: System.out.println(5 + 3);?

• 5 + 3

• 53

• 8

• Error

Which of the following access modifiers allows visibility to subclasses?

• Default

• Private

• Public

• Protected

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

• To handle exceptions

• To declare constants

• To create threads

• To define interfaces

Which of the following methods is used to compare two strings in Java?

• compare()

• compareTo()

• equals()

• isEqual()

What will be the output of the following code: System.out.println("Hello".length());?

• Hello

• 5

• Length

• Error

Which of the following is a valid way to declare an array in Java?

• int arr[] = int[5];

• int arr = new int[5];

• int arr[] = new int(5);

• int[] arr = new int[5];