All questions: 27

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Questions for exams: 25

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Random 5 questions:
1. When letters are used for the registration mark, combinations shall not be used which might be confused with urgent or distress signals, for example:
2. Certain registration marks are prohibited by Annex 7 (Aircraft Nationality and Registration Markings). These include:
3. The height of the marks on the fuselage (or equivalent structure) and on the vertical tail surfaces of heavier than air aircraft shall be:
4. The assignment of the common mark to a common mark registering authority will be made by:
5. State who is responsible for assigning registration marks and how registration marks may be composed.