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Chapter 07 Java (combined)

Terms in this set (18)

abstract class
Passes along variables but can't be instantiated itself
binding
a method invocation to a method definition.
late binding/dynamic binding
when binding can't be done until runtime. less efficient than binding at compile time.
overidding methods
when a child class defines a method with the same name and signature as a method in the parents class
Inheritance
How a new class is created from an exsisting one.
Software reuse
Using exsisting software - the design, implementation, and testing done
Derive
To create
Parent Class/ Superclass/ Base Class
The original class
Child Class/ Subclass
The new class
Is-a relationship
The relationship between all parent and child classes
The super reference
Used to refer to it parents class
Single Inheritance
The child class can only have one parent class
Multiple Inherutance
The child class has more than one parent class
Overrides
When a child class defines a method with the same name and signature as a method in the parent class
Class Hierarchy
When the child of one class can be the parent of one or more other classes
Siblings
Two childeren of the same parent class
Polymorphism
"Having many forms"
Polymorphic Referance
A reference variable that can refer to different types of objects at different times
Sets found in the same folder