Privacy professionals around the world took note of the second anniversary of the day the EU General Data Protection Regulation went into effect. To commemorate this occasion, take this 20-question quiz to test your knowledge of the first two years of the GDPR. The quiz was created by Mayer Brown Partner Charles Helleputte, CIPP/E, and Associate Diletta De Cicco, CIPP/E, who serve as the co-chair and young privacy professional of the IAPP Brussels KnowledgeNet chapter, respectively.