The public keyword is an access modifier, meaning that it is used to set the access level for classes, attributes, methods and constructors. We divide modifiers into two groups:

Java access modifiers are used to specify the scope of the variables, data members, methods, classes, or constructors. These help to restrict and secure the access (or, level of access) of the data.

Feb 10, 2026 · Access modifiers in Java are keywords that define where a class, method, or variable can be accessed. These modifiers help to protect data and control access to code. In this chapter, …

Jul 23, 2024 · In this tutorial, we’ll discuss access modifiers in Java, which are used for setting the access level to classes, variables, methods, and constructors. Simply put, there are four access …

Oct 19, 2008 · In Java, are there clear rules on when to use each of access modifiers, namely the default (package private), public, protected and private, while making class and interface and dealing …

The private modifier specifies that the member can only be accessed in its own class. The protected modifier specifies that the member can only be accessed within its own package (as with package …

Sep 25, 2025 · Java More Java Programs This section extends your coding experience with a diverse array of programs that explore more intricate functionalities. Brace yourself to tackle problems that …

Dec 17, 2025 · All types and type members in C# have an accessibility level that controls whether they can be used from other code. Review this list of access modifiers.

Aug 18, 2019 · These access modifiers apply to fields, constructors and methods. So we can see, there are 4 different access modifiers: public, protected, default and private. They are applied for members …

Feb 11, 2026 · This is known as the covariant return type, introduced in Java 5. Access Modifier Restrictions: The access modifier of the overriding method must be the same as or less restrictive …