JavaScript Developer

🎓 Beginner

Certification for those who want to become front-end developers with JavaScript.

Practice questions for JavaScript Developer

Train with exam-style JavaScript Developer practice questions. Our quizzes cover the main topics to help you build real, job-ready skills and exam confidence.

Topic coverage

JavaScript Syntax
DOM and interaction
Functions, objects, arrays
AJAX and APIs

Start practiceExam-style questions • Quick practice

Exam Topics

✅ JavaScript Syntax
✅ DOM and interaction
✅ Functions, objects, arrays
✅ AJAX and APIs

Official reference exams

Why choose this certification

Fundamental language for front-end web development.
Highly demanded in the tech job market.
Supported by all modern browsers and platforms.
Solid foundation for frameworks like React or Vue.

What you’ll learn

• Basic syntax, variables, and operators in JavaScript.
• DOM manipulation and events to build interactive pages.
• Functions, objects, and arrays to manage complex data.
• API communication using AJAX.

FAQ

Is JavaScript hard to learn?

No, it's one of the most accessible and widely used languages — great for beginners.

Do I need to know HTML and CSS first?

It's not required, but having some basics in HTML/CSS is very helpful.