Ruby on Rails & PostgreSQL Test

35 questions total, 75 minutes maximum, for mid-level programmers



Programming test includes:

Ruby on Rails - 20 Questions

  • Models
  • Views
  • Controllers
  • Routes
  • ActiveRecord
  • Miscellaneous: Performance, Cache, Databases

PostgreSQL - 15 Questions

  • Joins, Queries
  • Grouping, Aggregate Functions, HAVING Clause
  • Subqueries, EXISTS, IN Operators
  • Miscellaneous: Ranking Functions, Foreign Key, UNION Operator, NULLs