Quiz — Document databases and JSON

3 min

Checkpoint quiz · Week 3 — Data sources and database types · Individual multiple choice

What is assessed: what JSON and a document are, nested fields and lists, flexible schema versus fixed schema, and reading the file with json.load and DuckDB.

Instructions: 8 multiple-choice questions. Exactly one correct answer per question. The detailed answer key is shown after you submit.

8 questionsPassing score: 70 %

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Week 3 — Lesson 2: Document databases and JSONExercise 1 — Three tables, two tools, same numbers