Overloading happens when you have two methods with the same name but different signatures (or arguments) . In a class we can implement two or more methods with the same name. Overloaded methods are differentiated based on the number and type of parameter passed as arguments to the methods.
Read moreWhat is the example of inheritance in computer?
The purpose of inheritance is to consolidate and re-use code. For example, if the objects “car,” “truck,” and “motorcycle” are subclasses of vehicle, code applying to all of them can be consolidated into a vehicle superclass . The subclasses inherit this code and any future changes made to it, automatically.
Read moreWhat is inheritance give example in Java?
In Java, inheritance is an is-a relationship. That is, we use inheritance only if there exists an is-a relationship between two classes. For example, Car is a Vehicle .
Read moreWhat are the types of inheritance 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 is use of inheritance in Java?
The basic idea of Inheritance is to create the new class (called child class or derived or subclass) from an existing class (called parent class or Base or Superclass) . That is, the child class inherits the properties (methods and fields) of the parent class.
Read moreWhat are the different types of inheritance?
The different types of Inheritance are:
Read moreWhat is a polymorphism reference?
A polymorphic reference is a variable that can refer to different types of objects at different points in time . It is typically compatible with the class that it refers to. For example, in the following case: Employee employee; The ’employee’ is a reference variable that may refer to an instance of the Employee class.19 Mar 2019
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