Hotels – cities and top hotels Test for Senior SQL Developer | PostgreSQL

Overall seniority level
Test duration
52 minutes

Test overview

Test is combined from various tasks. SQL task and Choice questions. All evaluated automatically.

Task types

SQL task

SQL | PostgreSQL | Hotels - cities and top hotels - Prepare a list of cities with the date of last reservation and a main photo (photos[0]) of the most popular (by number of bookings) hotel in this city.

Level: Hard

Tested skills: PostgreSQL, SQL

Choice questions

5 choice questions assessing knowledge of Logical thinking, SQL

Level: Hard

Tested skills: Logical thinking, SQL

Choice questions

1 choice questions assessing knowledge of Logical thinking

Level: Medium

Tested skills: Logical thinking

Automatic evaluation

We automatically score multi-choice tests and programming tasks and evaluate candidate code for logical correctness, time efficiency and code quality.

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