Java Programming for Complete Beginners - Java 16 - Java Tip 05 - Class Access Modifiers - Public and Default

This video tutorial introduces access modifiers in programming, focusing on their application to classes, variables, and methods. It explains the use of public, default, protected, and private modifiers, emphasizing their role in encapsulation. The tutorial demonstrates creating a class with different access levels and highlights the visibility differences between public and default access. It also discusses the limitations of using protected and private modifiers on classes.

Which of the following is NOT an access modifier in Java?

• Public

• Protected

• Private

• Static

What is the visibility of a class with a public access modifier?

• Only within the same package

• Only within the same class

• Only within the same method

• Everywhere, across all packages

What happens when you remove the public modifier from a class?

• The class becomes private

• The class becomes protected

• The class becomes default

• The class becomes static

Which access modifiers can be used on a class?

• Public and Protected

• Public and Default

• Protected and Private

• Default and Private

Why can't a class be declared as protected?

• Because protected is not a valid modifier for classes

• Because it would be accessible only within the same method

• Because it would be accessible only within the same package

• Because it would be accessible only within the same class