Question: What does the protected modifier do?

What is the use of protected modifier?

The protected keyword is an access modifier used for attributes, methods and constructors, making them accessible in the same package and subclasses.

How do you use a protected access modifier?

Protected Access Modifier – Protected

Variables, methods, and constructors, which are declared protected in a superclass can be accessed only by the subclasses in other package or any class within the package of the protected members’ class. The protected access modifier cannot be applied to class and interfaces.

What is protected access modifier?

Protected: Protected access modifier is similar to private access modifier in the sense that it can’t be accessed outside of it’s class unless with the help of friend class, the difference is that the class members declared as Protected can be accessed by any subclass(derived class) of that class as well.

What is the purpose of protected modifiers in Java programming?

As mentioned before, protected in Java is an access modifier that helps a programmer in assigning the visibility of a class, its members, interfaces, etc. When class members are declared as protected in Java, they are accessible only within the same package as well as to the direct subclasses of the base class.

THIS IS INTERESTING:  Which is an example of Primary fall protection?

What does Protected mean Java?

In Java, protected means that the member can be accessed by any class in the same package and by subclasses even if they are in another packages. Note A protected variable is not visible outside the package.

How are protected variables used in Java?

Basically, the protected keyword is an access modifier for method and variable of a class.

When a method or a variable is marked as protected, it can be accessed from:

  1. Within the enclosing class.
  2. Other classes in the same package as the enclosing class.
  3. Sub classes, regardless of packages.

What is the role of protected access specifier?

The protected keyword specifies access to class members in the member-list up to the next access specifier ( public or private ) or the end of the class definition. Class members declared as protected can be used only by the following: Member functions of the class that originally declared these members.

What is the use of protected keyword in Java?

2. The protected Keyword. While elements declared as private can be accessed only by the class in which they’re declared, the protected keyword allows access from sub-classes and members of the same package.

What is difference between default and protected in Java?

What are the differences between protected and default access specifiers in Java? The Protected access specifier is visible within the same package and also visible in the subclass whereas the Default is a package level access specifier and it can be visible in the same package.

What are access modifiers give me an example?

What are Access Modifiers? In Java, access modifiers are used to set the accessibility (visibility) of classes, interfaces, variables, methods, constructors, data members, and the setter methods. For example, class Animal { public void method1() {…} private void method2() {…} }

THIS IS INTERESTING:  Does God protect us all the time?

What is protected access specifier in Java?

The access modifiers in Java specifies the accessibility or scope of a field, method, constructor, or class. … Protected: The access level of a protected modifier is within the package and outside the package through child class. If you do not make the child class, it cannot be accessed from outside the package.

How can a protected modifier be accessed Mcq?

4. How can a protected modifier be accessed? Explanation: The protected access modifier is accessible within package and outside the package but only through inheritance.