Quiz — The lab

Validation quiz · Module 1 — The lab · Individual multiple-choice test

Content assessed: the role of each tool (Elasticsearch, OpenSearch, Kibana, Neo4j) and when to prefer SQL; the Elasticsearch vocabulary and its SQL equivalent (index, document, field, _id, mapping); reading and writing a GET query (_cat/indices, ?v, _cluster/health, _doc, _search, _count); reading a response (found, _source, hits.total, value and relation, gte versus eq, track_total_hits); nodes, labels, properties, and relationships in Neo4j, and reading a Cypher pattern.

Instructions: 40 multiple-choice questions. Only one correct answer per question. All the values quoted are those of the course lab (504 courses, 609 reviews, 12,000 accesses, 872 nodes). The detailed answer key is displayed after submission.