Question 1

Why is prototypal inheritance important?

Accepted Answer

It helps developers understand object behavior, inheritance, and JavaScript internals.

Question 2

What is a prototype in JavaScript?

Accepted Answer

A prototype is an object from which another object can inherit properties and methods.

Question 3

What is the prototype chain?

Accepted Answer

The prototype chain is the sequence of objects JavaScript searches when looking for properties or methods.

Question 4

Do JavaScript classes use prototypes?

Accepted Answer

Yes. JavaScript classes are built on top of the prototype system.

Why is prototypal inheritance important?

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