USCG-MASTER100-L5.2
Chart plot at Master level
USCG-MASTER100-M5 · Navigation (exam modules Q162 and Q163) · USCG-MASTER100-M5-A Navigation general at 200 miles, electronic navigation and radar, and the chart plot. 50 questions at 70% plus 10 at 90%.
Ten questions, one allowed wrong, and you have three and a half hours. There is no excuse for an arithmetic error in this module, and arithmetic errors are what people fail it on.
AI-drafted catalogue content pending SME review. USCG requirements change; verify every figure against the National Maritime Center and the current CFR before relying on it for an application.