Logic and general knowledge
Tests with no profession attached: logic, attention to detail, digital hygiene and the history of the internet. People take them for fun — which is the best way to meet us.
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Tests in this topic
6 tests under “Logic and general knowledge”. Filter by level, or work through them in order.
Algorithmic thinking without code
Twelve questions about what an idea costs: linear and binary search, hash table versus list, queue and stack, recursion, greedy choice, sorting and caching. No syntax needed — the habit of estimating operation counts is. The last question is open and read by a human.
- Questions in the test
- 12 questions
- Time limit
- 12 min
AI and neural networks: how it actually works
Twelve questions for people who already use language models at work: tokens and the context window, where hallucinations come from, where vector search breaks, when fine-tuning does not help, how diffusion works and what a model cannot know about itself. The last question is open and read by a human.
- Questions in the test
- 12 questions
- Time limit
- 12 min