Poland's Matura is the national matriculation exam required for university admission, and its defining structural feature — distinct from combined-average systems like Germany's Abitur or France's Baccalauréat — is that every subject a student sits, compulsory or chosen, is scored as its own fully independent percentage with no overall combined figure calculated at all. Three basic-level subjects (Polish, Mathematics, a modern foreign language) are compulsory and need only clear a modest 30% threshold to earn the certificate, while a student's chosen extended-level subjects carry no pass/fail line of their own and instead feed directly into whichever specific recruitment formula a target university program applies. Administered nationally by the Centralna Komisja Egzaminacyjna (CKE) with a main May sitting and an August single-subject retake option for students who narrowly miss a compulsory subject, the exam's real competitive stakes rest almost entirely on extended-level percentages rather than the easily-cleared compulsory floor. Because recruitment formulas vary meaningfully between similar-sounding university programs, a student's choice of which extended-level subjects to register for is one of the most consequential strategic decisions in the entire Polish university-admission process.