CSA Practice Arena
Practice like a working analyst
100 SQL and 100 Python challenges on real international business data. Write code in a real editor, get instant feedback, climb the leaderboard and finish a track to earn a CSA certificate for LinkedIn.
SQL Practice
100 challenges
Real-life business problems on real tables. Read the scenario, write the query, and get it checked instantly.
- Basic28
- Intermediate36
- Expert36
Solve every challenge to earn the SQL Practice Certificate (Basic to Expert).
Python Practice
100 challenges
Real-life problems solved with Python. Read the scenario, write the program, and see your answer checked against hidden tests.
- Basic28
- Intermediate36
- Expert36
Solve every challenge to earn the Python Practice Certificate (Basic to Expert).
Top of the leaderboard
Full leaderboard- CSA A.1 solved10