Introduction To Website Development Technologies - JavaScript and HTML DOM

The video tutorial introduces using JavaScript to interact with HTML pages. It covers setting up a project in Visual Studio Code, creating HTML files, and using JavaScript to manipulate HTML elements. The tutorial explains how to use JavaScript functions to access elements by ID, class, or tag name, and demonstrates modifying HTML content dynamically. The focus is on understanding JavaScript's capabilities in web development.

Explain the difference between 'getElementById' and 'getElementsByClassName'.

What is an array in JavaScript, and how is it represented?

How can JavaScript be used to modify the content of an HTML element?