Quick JavaScript Crash Course - Modern and Advanced JavaScript - Inheritance

Quick JavaScript Crash Course - Modern and Advanced JavaScript - Inheritance

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

Created by

Wayground Content

FREE Resource

The video tutorial discusses inheritance in JavaScript, starting with the basics of prototypal inheritance, where objects are linked through prototype chains. It explains how each object is a child of the Object class and how prototypes are shared among instances. The tutorial then introduces the Object.create method for creating objects with specific prototypes. Finally, it covers the ES6 class syntax, which provides a cleaner way to implement inheritance using the extends keyword, while still relying on prototypal inheritance under the hood.

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4 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the implications of modifying the prototype of a class?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the 'super' keyword function in a child class constructor?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How can you override a method in a child class?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the difference between class-based inheritance and prototypal inheritance in JavaScript?

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