The practice lab

From code to reasoning.

Build your skills with structured courses, worked exercises and practice exams. Choose a technology or a focused quiz, then take the time to understand each decision.

Practical scenariosExplained answersFree access, no account needed

Learning paths

Full course

Docker — livraison et exploitation des applications

Comprenez les processus conteneurisés, construisez des images contrôlées et exploitez une application multi-service avec données persistantes, santé et procédure de reprise.

8 modules with exercisesDocker Engine · Compose v2
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Standalone quizzes and simulations

Expert level

Backend Security Lab · Series 01

PHP Expert — from code to production

20 technical decisions covering PHP, PostgreSQL and security: injection, SQL isolation, APIs, Docker and deployment. Analyse the assumptions, then compare your reasoning with the explanations.

  • PHP
  • PostgreSQL
  • Security
  • Docker
  • CI/CD
Format
20 questions
Suggested duration
45–60 min
Question language
French
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