Improve your JavaScript skills with this online quiz featuring 10 multiple-choice questions. Whether you’re a beginner or an experienced developer, this quiz covers JavaScript fundamentals, functions, objects, DOM manipulation, ES6 features, and asynchronous programming.

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10 Minutes JavaScript Quiz Test Online

Test your JavaScript knowledge with this 10-minutes quiz! Covering fundamental to advanced concepts, this quiz features 10 multiple-choice questions that will challenge your understanding of variables, functions, objects, asynchronous programming, and DOM manipulation. Perfect for interview preparation and skill enhancement.

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1. What is the difference between call() and apply() methods in JavaScript?

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2. How can you write a multi-line comment in JavaScript?

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3. Which JavaScript API helps sanitize user inputs?

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4. How can you handle both the response and errors in the Fetch API?

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5. What does AJAX stand for?

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6. What does the static keyword do in a class?

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7. What is the purpose of the AbortController API in JavaScript?

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8. What does the IntersectionObserver API do?

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9. What is the purpose of the fetch() API?

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10. How can you prevent clickjacking attacks?

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