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Object-Oriented Programming (OOP) practice

4 exercises and 4 quizzes from the lessons of this track. Sample tests run in your browser; what you pass is kept in this browser only.

Objects and classes

Turn a library fine script into a class Exercise · Easy · Python, JavaScript · in “What object-oriented programming is and is not”
Quiz: What object-oriented programming is and is not Self-check · 10 questions
Write a class for a mobile data plan Exercise · Easy · Python, JavaScript · in “Classes, objects, fields and methods”
Quiz: Classes, objects, fields and methods Self-check · 8 questions
Return new marks without changing the caller's list Exercise · Easy · Python, JavaScript · in “References, identity and aliasing”
Quiz: References, identity and aliasing Self-check · 10 questions
Order numbers counted per prefix by the class Exercise · Easy · Python, JavaScript · in “Static members, class methods and factories”
Quiz: Static members, class methods and factories Self-check · 10 questions

Results here are what this browser has checked: feedback for you, not proof. They stay on this device; your Learn progress can be exported to a file. · Back to the Object-Oriented Programming (OOP) track