HTML CSS and JavaScript for Beginners - A Web Design Course - JavaScript Variables in Action

The video tutorial covers JavaScript variables, including how to declare and name them, rules for naming, and the use of reserved words. It explains variable assignment, the use of the equals operator, and the importance of order in assignments. The tutorial also explores different data types in JavaScript, such as strings, numbers, and booleans, and how to work with them dynamically.

What are the rules for naming variables in JavaScript?

What happens if you start a variable name with a number?

Explain the significance of case sensitivity in variable names.

Describe the difference between declaring a variable and assigning a value to it.

How can you check the data type of a variable in JavaScript?

What is a boolean value and how is it represented in JavaScript?

What are the different data types mentioned in the text?