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

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2. How can large nested JSON objects impact performance?

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3. How do you specify a format for email validation in JSON Schema?

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4. Which of these is NOT true about JSON?

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5. How does Elasticsearch use JSON?

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6. What does the title keyword do in JSON Schema?

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7. What is the best approach to log sensitive information within JSON responses?

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8. How do you reference the parent key in a deeply nested JSON object?

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9. What does a JSON path debugger do?

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

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