DALF is France's advanced-tier French proficiency diploma, picking up the certification range at C1 and C2 where its sibling exam DELF leaves off at B2, and it's aimed squarely at candidates needing proof of French readiness for graduate study, professional licensing, or high-level employment. Like DELF, it uses a dual scoring safeguard — an overall minimum of 50 out of 100 alongside an independent minimum of 5 out of 25 in each of the four skills — but at DALF's level, Writing's demanding document-synthesis task, which requires arguing from multiple provided source texts rather than a single free-standing prompt, is where even genuinely fluent candidates most often fall short. The Speaking exam mirrors that shift toward academic rigor, requiring candidates to present and then defend a structured argument under direct examiner questioning rather than simply holding a conversation. Because conversational fluency alone doesn't reliably prepare a candidate for DALF's academic-register tasks, the exam catches confident speakers off guard more often than DELF does, making targeted practice with document-based writing and argumentative speaking — not just general French immersion — the more efficient preparation path.