14 CFR § 107.73 - Knowledge and training.
An initial aeronautical knowledge test and recurrent training covers the following areas of knowledge:
(b) Airspace classification, operating requirements, and flight restrictions affecting small unmanned aircraft operation;
(c) Aviation weather sources and effects of weather on small unmanned aircraft performance;
(d) Small unmanned aircraft loading;
(e) Emergency procedures;
(f) Crew resource management;
(g) Radio communication procedures;
(h) Determining the performance of the small unmanned aircraft;
(i) Physiological effects of drugs and alcohol;
(j) Aeronautical decision-making and judgment;
(k) Airport operations;
(m) Operation at night.