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Aircraft Maintenance

Licensing and certification assessments for aircraft maintenance technicians and avionics professionals.

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Why people take these exams

Qualify for aircraft-maintenance work

What to compare when choosing prep

Compare authority, maintenance category, module or rating, practical requirements, and experience

ExamQuestions & time
Aircraft Electronics Technician (AET)AET · ASTM NCATT
90 questions2 hours
Aviation Maintenance Technician General (AMG) Knowledge TestAMG · FAA
60 questions (scored); the published count excludes unscored validation questions, which may be added to any Matrix test and do not count for or against the final score2 hours
EASA Part-66 Module 1 — MathematicsPart-66 Module 1 · EASA
Category A: 16 multiple-choice questions; Categories B1, B2, B2L and B3: 32 multiple-choice questions; no essay questions (question count depends on the licence category being examined)Category A: 20 minutes; Categories B1, B2, B2L and B3: 40 minutes (nominal average of 75 seconds per multi-choice question)
EASA Part-66 Module 6 — Materials and HardwarePart-66 Module 6 · EASA
Category A: 52 multiple-choice questions; Categories B1 and B3: 80 multiple-choice questions; Categories B2 and B2L: 60 multiple-choice questions; no essay questions (question count depends on the licence category being examined)Category A: 65 minutes; Categories B1 and B3: 100 minutes; Categories B2 and B2L: 75 minutes (nominal average of 75 seconds per multi-choice question)

What you'll find

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