VIP Exclusive
Ordinary Seaman (OS) VIP Certification Practice Exam
OS — The Ordinary Seaman credential is issued by the U.S. Coast Guard (USCG) National Maritime Center (NMC) under 46 CFR Parts 10–12 and incorporates STCW Basic Safety Training competencies; the written assessment covers deck seamanship, safety, watchkeeping, firefighting, survival, and Rules of the Road, with a 70% passing threshold across topic modules.
52
Questions
120m
Time Limit
70.00%
To Pass
Question 1 of 52👑 VIP
You are standing anchor watch at 0200 on a vessel anchored in a busy harbor. The officer of the watch instructs you to monitor the vessel's position using the ship's radar and two charted bearings. After 20 minutes you notice the bearings have shifted and the radar range to a fixed object has decreased by 0.2 nautical miles. What action should you take FIRST?
Questions 2–52 and full explanations are VIP-exclusive.