What is Java primarily used for?

• Designing graphics

• Creating video games

• Writing system software

• Developing mobile apps

What does platform independence in Java mean?

• Java programs can run on any device with a JVM

• Java can only run on Windows

• Java requires specific hardware

• Java is only for mobile devices

What symbol is used to end a statement in Java?

• ,

• :

• ;

• .

Which of the following is a keyword in Java?

• function

• className

• variable

• int

What is the entry point of a Java program?

• main()

• execute()

• start()

• run()

What does the System.out.println() method do?

• Creates a new class

• Reads input from the user

• Prints text to the console

• Declares a variable

Which data type is used to store whole numbers in Java?

• String

• char

• int

• float

What is the output of the following code: System.out.println("The sum is: " + (10 + 20));?

• The sum is: 30

• The sum is: 10

• The sum is: 10 + 20

• The sum is: 20

What type of comment is represented by // ?

• Multi-line comment

• Single-line comment

• Block comment

• Documentation comment

What is the purpose of the main() method in Java?

• To print output

• To declare variables

• To execute the program

• To define a class