This quick 10-minute challenge consists of 10 random multiple-choice questions designed to test your knowledge across various JSON topics, including the introduction to JSON, JSON syntax and basics, data types, operations in JavaScript, APIs and JSON, advanced structures, JSON Schema, tools and debugging, as well as performance and security considerations. Whether you’re new to JSON or looking to refine your skills, this quiz will enhance your understanding of JSON’s role in modern web development.

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10 Minutes JSON Quiz Test Online

Welcome to the JSON Quiz! This quick 10-minute challenge consists of 10 random multiple-choice questions designed to test your knowledge across various JSON topics, including the introduction to JSON, JSON syntax and basics, data types, operations in JavaScript, APIs and JSON, advanced structures, JSON Schema, tools and debugging, as well as performance and security considerations. Whether you're new to JSON or looking to refine your skills, this quiz will enhance your understanding of JSON's role in modern web development.

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1. How are elements in a JSON array separated?

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2. Which of the following is an example of a valid JSON number?

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3. What does the .eslintrc.json file configure in JavaScript projects?

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4. How can you debug a failing JSON API request in a browser?

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5. Which tool can be used to measure JSON parsing performance in JavaScript?

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6. What happens if a key in a JSON object contains special characters?

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7. Which of the following methods can help trace JSON parsing errors in JavaScript?

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8. What type of data does a JSON object contain?

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9. Which of these is a valid JSON string?

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10. Which character is used to enclose a JSON array?

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