GoExamGMDSS ROC Exam Practice
The full 232-question NBTC bank for the Restricted Operator's Certificate — sea area A1, VHF-DSC. Three subject areas, official answer keys, nothing rewritten. Free, no sign-up.
Practice Mode
Work through all 232 questions. Stop anytime — your progress is saved.
Official Simulation
Real Exam Format50 random questions, 60 minutes. Just like the real exam.
50
Questions
60m
Time
30/50
Passing