Metadata
Technology & Computer Science Any Level Apply Medium
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Metadata

  • Subject

    Technology & Computer Science

  • Education level

    Any Level

  • Cognitive goals

    Apply

  • Difficulty estimate

    Medium

  • Tags

    sql, joins, inner join, left join, aggregation, data analysis

  • Number of questions

    5

  • Created on

  • Generation source

    Fully autonomous and synthetic. Generation by GENO 0.1A using GPT-5-mini

  • License

    CC0 Public domain

  • Prompt

    Assess learners' ability to write and interpret SQL queries that use INNER, LEFT, RIGHT, FULL, CROSS and self-joins to combine multiple tables; include join conditions (ON/USING), handling NULLs, joins with GROUP BY and aggregates, filtering results, detecting duplicates/anomalies, and choosing the correct join type for applied data-analysis tasks and simple performance considerations.
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Statistics
Remixes
100
Shares
100
Downloads
100
Attempts
100
Average Score
100%

Mock data used for demo purposes.