End-of-week quiz — Data sources and database types

End-of-week quiz · Week 3 — Data sources and database types · Individual multiple choice

What is assessed: the five lessons of the week (relational databases, document databases and JSON, vector databases, graph databases, key-value stores and secure access) and the three exercises (three-table join, JSON documents two ways, walk the graph with merges).

Instructions: 28 multiple-choice questions. Exactly one correct answer per question. The detailed answer key is shown after you submit.