what is inheritance in java | java interview questions and answers | wikitechy.com

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Inheritance is a mechanism in which an object acquires all the properties and behavior of another object of another class.

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32 thoughts on “what is inheritance in java | java interview questions and answers | wikitechy.com

  1. You can use Inheritance in Java by extending classes and implementing interfaces. Java provides two keywords extends and implements to achieve inheritance. A class which is derived from another class is known as a subclass and an interface which is derived from another interface is called subinterface.

  2. Java – Inheritance; Java – Overriding; Java – Polymorphism; Java – Abstraction; Java – Encapsulation; Java – Interfaces; Java – Packages; Java Advanced; Java – Data Structures; Java – Collections

  3. Inheritance allows a class to use the properties and methods of another class. In other words, the derived class inherits the states and behaviors from the base class. The derived class is also called subclass and the base class is also known as super-class. … But a subclass can have only one superclass.

  4. Java – Inheritance. … The class which inherits the properties of other is known as subclass (derived class, child class) and the class whose properties are inherited is known as superclass (base class, parent class). extends Keyword. extends is the keyword used to inherit the properties of a class.

  5. inheritance is one of the oops concepts injava.inheritance is concept of getting properties of one class object to another class object. Inheritancerepresents the IS-A relationship,also known as parent-child relationship

  6. Inheritance in java is a mechanism in which one object acquires all the properties and behaviors of parent object. The idea behind inheritance in java is that you can create new classes that are built upon existing classes.

  7. Answer: You can use Inheritance in Java by extending classes and implementing interfaces. Java provides two keywords extends and implements to achieve inheritance. A class which is derived from another class is known as a subclass and an interface which is derived from another interface is called subinterface.

  8. Java – Inheritance. … The class which inherits the properties of other is known as subclass (derived class, child class) and the class whose properties are inherited is known as superclass (base class, parent class). extends Keyword. extends is the keyword used to inherit the properties of a class.

  9. Inheritance in java is a mechanism in which one object acquires all the properties and behaviors of parent object. The idea behindinheritance in java is that you can create new classes that are built upon existing classes.

  10. Inheritance in java is a mechanism in which one object acquires all the properties and behaviors of parent object. The idea behind inheritance in java is that you can create new classes that are built upon existing classes.

  11. The class which inherits the properties of other is known as subclass (derived class, child class) and the class whose properties are inherited is known as superclass (base class, parent class). extends Keyword. extends is the keyword used to inherit the properties of a class.

  12. When you inherit from an existing class, you can reuse methods and fields of parent class, and you can add new methods and fields also.

    Inheritance represents the IS-A relationship, also known as parent-child relationship.

  13. Inheritance in java is a mechanism in which one object acquires all the properties and behaviors of parent object.

    The idea behind inheritance in java is that you can create new classes that are built upon existing classes.

  14. Note − A subclass inherits all the members (fields, methods, and nested classes) from its superclass. Constructors are not members, so they are not inherited by subclasses, but the constructor of the superclass can be invoked from the subclass.

  15. Inheritance in java is a mechanism in which one object acquires all the properties and behaviors of parent object. The idea behind inheritance in java is that you can create new classes that are built upon existing classes.

  16. Inheritance in java is a mechanism in which one object acquires all the properties and behaviors of parent object. The idea behind inheritance in java is that you can create new classes that are built upon existing classes.

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