This chapter introduces JavaScript and explains why it is one of the most important programming languages in modern web development.
You will learn what JavaScript is, how it works in the browser, and where it is used in real-world applications. This chapter will help you understand the role of JavaScript in building interactive websites and web applications.
By the end of this chapter, you will clearly understand:
- What JavaScript is
- How JavaScript works with HTML and CSS
- Where JavaScript is used (frontend and backend)
- Why JavaScript is important for getting a job as a developer
This chapter builds the foundation for your journey from beginner to professional JavaScript developer.