EASA Part 66 · Module 4
Module 4: Electronic Fundamentals - Real Exam (Paper 3)EASA Part 66 practice questions & answers
An actual past EASA Part 66 Module 4 exam paper. The building blocks of aircraft electronics: semiconductors, printed circuit boards and servomechanisms.
- A worked explanation on every question
- A real paper, sat as it was set
- Read in English or 15 other languages
Real exam paper
This module is built from an actual past EASA Part 66 exam paper, so the questions mirror the style, difficulty and coverage you'll meet on the day — across the Electronic Fundamentals syllabus. All 40 questions now come with a worked explanation, which the original paper never had.
Sit it last, as a final check once you are scoring well in the main bank (Module 4: Electronic Fundamentals). Real papers are drawn from a much larger pool, so one past paper shows you the style rather than the exact questions you will get.
How long is the Module 4 exam?
| Licence category | Questions | Time |
|---|---|---|
| B1, B3 | 20 | 25 min |
| B2, B2L | 40 | 50 min |
- Format
- Multiple choice with three options, about 75 seconds per question
- Pass mark
- 75% for every module, with no negative marking
- Failed a module
- Retake after 90 days, or after 30 days with retraining at a Part-147 school
- Attempts
- At most three attempts at each exam in any 12 months
Source: Regulation (EU) No 1321/2014, Annex III (Part-66), Appendix II. Your authority or exam centre may add its own rules. More about EASA Part 66 →
Guides for this module
Other EASA Part 66 modules
- Module 4: Electronic Fundamentals - Real Exam (Paper 2)
- Module 5: Digital Techniques & Electronic Instrument Systems - Real Exam
- Module 4: Electronic Fundamentals - Real Exam (Paper 1)
- Module 6: Materials & Hardware - Real Exam
- Module 7: Maintenance Practices - Real Exam
- Module 1: Mathematics - Real Exam