Polymorphism means “many forms “, and it occurs when we have many classes that are related to each other by inheritance. Like we specified in the previous chapter; Inheritance lets us inherit attributes and methods from another class. Polymorphism uses those methods to perform different tasks.
Read moreWhat is case study on payroll system using polymorphism?
Now we use an abstract method and polymorphism to perform payroll calculations based on the type of employee . We create an enhanced employee hierarchy to solve the following problem: A company pays its employees on a weekly basis.
Read moreWhich Java class programming technique shows the use of polymorphism?
Since both the definition are different in those classes, calc_grade() will work in different way for same input from different objects. Hence it shows polymorphism.
Read moreWhat kind of inheritance is used in java?
On the basis of class, there can be three types of inheritance in java: single, multilevel and hierarchical . In java programming, multiple and hybrid inheritance is supported through interface only. We will learn about interfaces later.
Read moreWhat kind of inheritance is used in java?
On the basis of class, there can be three types of inheritance in java: single, multilevel and hierarchical . In java programming, multiple and hybrid inheritance is supported through interface only. We will learn about interfaces later.
Read moreHow is inheritance defined in java?
Inheritance is a mechanism wherein a new class is derived from an existing class . In Java, classes may inherit or acquire the properties and methods of other classes. A class derived from another class is called a subclass, whereas the class from which a subclass is derived is called a superclass.
Read moreHow is inheritance defined in java?
Inheritance is a mechanism wherein a new class is derived from an existing class . In Java, classes may inherit or acquire the properties and methods of other classes. A class derived from another class is called a subclass, whereas the class from which a subclass is derived is called a superclass.
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