ADX Study Guide 2026

Everything you need to pass the ADX exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.

📋 ADX Exam Format at a Glance

80
Questions
180 min
Time Limit
70%
Passing Score

📚 ADX Topics to Study (72)

✍️ Sample ADX Questions & Answers

1. A dispatcher's certificate can be suspended or revoked by the FAA under which authority?
49 USC 44709 (reexamination authority)

49 USC 44709 grants the FAA Administrator authority to reexamine, suspend, or revoke any airman certificate including the dispatcher certificate.

2. A flight is planned from Chicago O'Hare (ORD) to Denver International (DEN). The dispatcher notes a SIGMET for severe turbulence along the direct route. What is the BEST initial course of action?
Evaluate an alternate route that avoids the SIGMET area and assess fuel implications

Dispatchers have joint responsibility for flight safety and must proactively evaluate alternate routing to avoid significant hazards like severe turbulence SIGMETs.

3. FDC NOTAMs primarily address which category of aeronautical information?
Regulatory changes including amendments to published instrument procedures and aeronautical charts

FDC NOTAMs carry regulatory authority and address changes to published instrument procedures, chart corrections, and other legally significant aeronautical information.

4. What is the correct procedure when a warning light activates during operation?
Safely reduce speed, pull over when possible, and assess the situation

Warning lights indicate potential safety issues and should be addressed promptly by safely stopping and investigating.

5. A passenger is seated in an emergency exit row but does not speak English. What action is required?
The passenger must be reseated to a non-exit row seat

FAR 121.585 and carrier procedures require that exit row passengers be able to read, speak, and understand English to follow crew instructions during an evacuation.

6. What is the dispatcher's role when a NOTAM is issued for a Temporary Flight Restriction (TFR) that overlaps a flight's planned route?
Review the TFR boundaries and timing, and reroute the flight prior to departure to avoid the restricted airspace

The dispatcher must identify TFR boundaries and valid times, and reroute the flight to avoid the restricted airspace if the TFR is active during the planned flight.

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ADX Study Guide 2026 — Exam Format, Topics & Practice Questions