Filtering — Practice Questions
3 free PYTHON and SQL challenges on Filtering, auto-graded in the browser. Each states the problem, shows the input and expected output, and explains the answer.
- Find All Products That Are Out of Stock — Easy · SQL · +50 XP
- Filter Numeric Values Stored as Strings — Easy · PYTHON · +70 XP
- Filter Numeric Values Stored as Strings (SQL) — Easy · SQL · +70 XP