AZ-220
Azure IoT Developer Specialty
Azure IoT Developer Specialty
› Quality score
Four-axis SecProve rubric, each 0–10. SecProve editorial assessment — each axis carries a written justification so you can push back on any single call without dismissing the whole score.
› Exam format
40–60 questions including case studies and lab simulations, 100–120 minutes, English (and many other languages). Pearson VUE test center or OnVUE online proctored.
24-hour wait after first fail; 14 days between attempts 2-4. Max 5 attempts per 12-month window.
› Recertification
Renew annually for free via the Microsoft Learn renewal assessment (no exam fee, no proctoring). Skipping renewal lapses the cert.
› NICE Framework work roles
The NIST NICE work-role IDs this cert maps to. NICCS lookup.
› Core domains covered
The 1 domain this cert is centrally about. Passing the exam demonstrates working knowledge of each.
› Prerequisites
Azure IoT services experience; AZ-900 / AZ-104 helpful first.
› Common exam traps to study
Cybersecurity cert exams reuse the same 25 distractor patterns over and over — category confusion, RTO vs RPO, IDS vs IPS, MD5 vs SHA-256, and more. Once you can name the trap, you stop falling for it. Each archetype page covers what it is, the specific pairs candidates confuse, and how to avoid it.
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