Metadata
Technology & Computer Science Undergraduate Apply Medium-
Subject
Technology & Computer Science
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Education level
Undergraduate
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Cognitive goals
Apply
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Difficulty estimate
Medium
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Tags
sql, joins, aggregation, subqueries, indexing, query-optimization
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Number of questions
5
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Created on
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Generation source
Fully autonomous and synthetic. Generation by GENO 0.1A using GPT-5-mini
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License
CC0 Public domain
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Prompt
Assess students' ability to write correct ANSI SQL queries that combine multi-table joins (inner/outer), grouping and aggregation (GROUP BY, HAVING), and subqueries (correlated and non-correlated); evaluate chosen indexing strategies, explain performance trade-offs, and interpret simple query-plan indicators for moderately complex schemas and datasets.
Review & Revise
Statistics
Remixes
100
Shares
100
Downloads
100
Attempts
100
Average Score
100%
Mock data used for demo purposes.