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OCAJ1: 28

CodeHS Lessons

Develop code that makes use of polymorphism; develop code that overrides methods; differentiate between the type of a reference and the type of an object

Standard
9.2 Writing Constructors for Subclasses
9.3 Overriding Methods
9.5 Creating References Using Inheritance
Standard
4.15 Polymorphism
Standard
10.2 Writing Constructors for Subclasses
10.3 Overriding Methods
10.6 Creating References Using Inheritance
Standard
12.15 Polymorphism
16.2 Writing Constructors for Subclasses
16.3 Overriding Methods
16.5 Creating References Using Inheritance
Standard
17.2 Writing Constructors for Subclasses
17.3 Overriding Methods
17.5 Creating References Using Inheritance
18.15 Polymorphism
Standard
6.15 Polymorphism