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How many types of inheritance are there?
Please Explain the types of inheritance in java.
2 Respostas
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There are 3 types of inheritance supported by Java: Single-Level, Multi-Level, and Hierarchical.
>Single-level Inheritance
A subclass inherits only from one base class. In this case there exist only 2
classes. The class which inherits and the class which itself is inherited.(Think of it like a family having a mother who has 1 child)
>Multi-level Inheritance
A subclass inherits from a class that itself inherits from another class. There is a
class (grandchild) inheriting another subclass(child). In this case the grandchild
class will have the properties of both the child and base class.((Think of it like a family having a grandmother, mother who has one or more children)
>Hierarchical Inheritance
Many sub classes inherit from a single base class. This is like a variation of single inheritance. There are several single level relations but all the sub classes inherit from the same base class. (Think of it like a family having a mother who has several children)
NOTE : In each type a subclass can inherit from only one class. But, one class can be inherited from several classes.
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Thanks