Quiz · 5 questions
🔧 JSON Advanced & Schema — Contracts for Data
JSON Schema, $ref, oneOf, and the schemas behind every config file you trust.
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Quiz
01Where does the
required array live in modern JSON Schema?02By default in Draft 2020-12, what does
"format": "email" do?03Which composition keyword requires the instance to validate against EXACTLY ONE sub-schema?
04What's the modern JSON Schema location for reusable schema fragments?
05What happens if a JSON document validates against TWO branches of a oneOf?
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