Test is combined from various tasks. SQL task and Choice questions. All evaluated automatically.
SQL | PostreSQL | Rewards Program - Write a query which will find the top 3 ranked customers according to the revenue they created with all of their orders
Tested skills: PostgreSQL, SQL
5 choice questions assessing knowledge of SQL
Tested skills: SQL
We automatically score multi-choice tests and programming tasks and evaluate candidate code for logical correctness, time efficiency and code quality.