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AP CSA Inheritance

AP CSA Review - Inheritance

TermDefinition
Superclass Base class that has common methods and properties that other derived classes or subclasses will inherit
Subclass Subclass is another term for a derived class that inherits from a base class (superclass)
Inheritance Inheritance allows similar objects to share common details or traits
Extends To create a derived class from a base class use the keyword 'extends' after the derived class name and then specify the base class name
Public This keyword means that a method or variable will be available to all other classes
Private This keyword means that a method or variable will be available only to methods within the same class
Constructor Automatically called when the class is created with the 'new' keyword
Default Constructor This is automatically created and called when you do not define your own constructor for a class
Super This keyword within a subclass method is a reference to the superclass and can be used to access the superclass constructor, methods, and properties
Casting Short for typecasting. This is a process of converting values from on variable or reference to another type.
Upcasting This refers to the changing of a reference from a derived (sub) class to the base (super) class
Downcasting This refers to the changing of a reference from a base (super) class to a derived (sub) class
Created by: dfew914
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