Practice Method 3 – External Javascript (2.3) - JavaScript for the Front End
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Engineering Courses
Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Certifications
Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Method 3 – External JavaScript

Practice - Method 3 – External JavaScript

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does it mean to use external JavaScript?

💡 Hint: Think about how it helps keep HTML structured.

Question 2 Easy

How do you include an external JavaScript file in HTML?

💡 Hint: What goes in the src attribute?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is External JavaScript?

JavaScript written in HTML
JavaScript stored in a separate file
JavaScript that runs on a server

💡 Hint: Think about how it changes your HTML structure.

Question 2

True or False: Using external JavaScript can help keep your HTML file organized.

True
False

💡 Hint: Does externalizing code help readability?

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Write an HTML file that links to an external JavaScript file, which contains a function that changes the background color of the webpage when a button is clicked. Provide the JavaScript code.

💡 Hint: Consider how the event listener connects the button to the function.

Challenge 2 Hard

What are some potential drawbacks of embedding JavaScript inline instead of using external files? List at least three.

💡 Hint: Think about code organization and maintenance.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.