• The screen goes fullscreen and the clock starts the moment a question appears. No pausing, no going back.
• Answer with a click or tap — or press 1–4 / A–D.
• A correct answer scores 10, plus up to 5 more for speed. Running out of time scores 0.
• Your progress is recorded as you go, and your result is written to the class sheet when the round ends.
• Recorded for this round: name, section, enrolment number, network address, progress and score.

Covers Data & DBMS · Schema and Keys · DDL / DML / TCL / DCL · Querying · PostgreSQL Functions · NULL handling