Java Basics Quiz

What does int stand for in Java?

• Integer

• Internal

• Internet

• Input

Which of the following correctly initializes a boolean variable named isActive to true?

• boolean isActive = "true";

• boolean isActive = true;

• boolean isActive = 1;

• boolean isActive = yes;

Which symbol is used to start a single-line comment in Java?

• #

• /*

• //

Elijah is working on a project where he needs to define a value that represents the maximum number of attempts a user can make to log in. He wants to ensure that this value cannot be changed throughout the program. Which keyword should he use to define this constant value in Java?

• static

• final

• constant

• fixed

What is the purpose of System.out.print in Java?

• To display text in a pop-up window

• To read input from the user

• To display text in the console without a newline

• To declare a new variable

Which of the following represents a valid String initialization in Java?

• String name = 'John';

• String name = John;

• String name = "John";

• String name = true;

What is an IDE?

• A tool to run system updates

• Software for integrated development and coding

• A type of memory in computers

• An input device

What will the following code display? System.out.println("5 + 3");

• 8

• 5 + 3

• 53

• Error

Which data type is best for storing a decimal value?

• int

• double

• String

• boolean

What is System.out specifically?

• An input method

• A method for receiving data

• An object for outputting data to the console

• A type of data storage