The class includes a bankName variable that should be accessible by everyone but not changeable.

A method getAccountDetails() should be accessible to other classes.

The account balance should not be directly accessible or modifiable outside the BankAccount class to ensure security.

This modifier allows the class member to be accessed from anywhere in the program, provided the class is imported if it’s in a different package.

This access modifier allows the class member to be accessed within the same package and by subclasses outside the package.

This access modifier restricts access to the same class only; it is not visible to subclasses or other classes.

This keyword can be used for variables, methods, or classes to prevent modification, overriding, or inheritance.