The Modern JavaScript Bootcamp (2019) - Creating Subclasses

The video tutorial explains prototypal inheritance in JavaScript, demonstrating how to create subclasses using the 'extends' keyword. It covers creating an Employee subclass from a Person class, overriding methods, and adding unique methods. The tutorial concludes with an exercise to create a Student subclass, reinforcing the concepts of inheritance and method customization.

What is the significance of the 'get bio' method in the context of the employee subclass?

How do you implement a method that calculates years left until retirement for an employee?

What are the key differences between a person and a student subclass?

Explain how to create a method that updates a student's grade and its implications.