GroupBy Aggregations — Practice Questions
3 free PYSPARK challenges on GroupBy Aggregations, auto-graded in the browser. Each states the problem, shows the input and expected output, and explains the answer.
- Count Rows per City — Easy · PYSPARK · +50 XP
- Analyze Sales Data to Find Top Performers by Region — Hard · PYSPARK · +200 XP
- Calculate Total Sales and Average Order Value by Customer — Medium · PYSPARK · +100 XP