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USCG Prep Test Questions with Answers 2026
US Coast Guard online examination questions
Engine Licenses
Assistant EngineerMotor Plants (UFIV)Assistant EngineerMotor Plants (MODU)Assistant EngineerSteam-Motor-Gas Turbine Plants (Limited)Assistant EngineerMotor Plants (OSV)Chief EngineerMotor Plants (UFIV)Chief EngineerSteam-Motor-Gas Turbine Plants (Limited)Chief EngineerMotor Plants (OSV)Chief EngineerMotor Plants (MODU)Designated Duty EngineerMotor-Gas Turbine Plants (Unlimited)Designated Duty EngineerMotor-Gas Turbine Plants (1000/4000 HP)First Assistant EngineerSteam-Motor-Gas Turbine Plants (Unlimited)Marine Engineering WorkbookSteam-Motor-Gas Turbine Plants (Unlimited)QMEDJunior EngineerQMEDElectrician — Refrigeration EngineerQMEDOilerQMEDFireman — WatertenderQMEDMachinist — PumpmanThird Assistant EngineerSteam-Motor-Gas Turbine Plants (Unlimited)
Deck Licenses
2nd & 3rd MateOceans or Near Coastal (Unlimited Tonnage)Any Deck OfficerAssistance Towing Endorsement (Additional Officer Endorsements)Apprentice Mate SteersmanWestern Rivers (Any Appropriate Tonnage)Apprentice Mate SteersmanGreat Lakes and Inland (Any Appropriate Tonnage)Apprentice Mate SteersmanOceans or Near Coastal (Any Appropriate Tonnage)Assistant Dangerous LiquidsTankermanAssistant Liquefied GasTankermanBallast Control OperatorMobile Offshore Drilling UnitBarge SupervisorMobile Offshore Drilling UnitFirst Class PilotGreat Lakes and Inland (Any Appropriate Tonnage)LifeboatmanLifeboatmanLifeboatman LimitedLifeboatmanLimited OperatorGreat Lakes and Inland (Uninspected Passenger Vessel)MasterRivers (Limited Tonnage: Less Than 100 GRT)MasterGreat Lakes and Inland (Unlimited Tonnage)MasterOceans or Near Coastal (Limited Tonnage: Less Than 500-1600 GRT)MasterGreat Lakes and Inland (Limited Tonnage: Less Than 500-1600 GRT)MasterGreat Lakes and Inland (Limited Tonnage: Less Than 100 GRT)MasterNear Coastal (Limited Tonnage: Less Than 100 GRT)MasterOceans or Near Coastal (Uninspected Fishing Industry Vessel)MasterRivers (Unlimited Tonnage)MasterRivers (Limited Tonnage: Less Than 500-1600 GRT)Master & Chief MateOceans or Near Coastal (Unlimited Tonnage)Master & Chief MateOceans or Near Coastal (Offshore Supply Vessel)Master & MateRivers (Limited Tonnage: Less Than 200 GRT)Master & MateOceans or Near Coastal (Limited Tonnage: Less Than 200 GRT)Master & MateGreat Lakes and Inland (Limited Tonnage: Less Than 200 GRT)Master, Mate, & OperatorAuxiliary Sail Endorsement (Limited Tonnage: Less Than 200 GRT)MateRivers (Limited Tonnage: Less Than 500-1600 GRT)MateOceans or Near Coastal (Uninspected Fishing Industry Vessel)MateOceans or Near Coastal (Limited Tonnage: Less Than 500-1600 GRT)MateGreat Lakes and Inland (Limited Tonnage: Less Than 500-1600 GRT)MateGreat Lakes and Inland (Unlimited Tonnage)MateOceans or Near Coastal (Offshore Supply Vessel)Offshore Installation ManagerMobile Offshore Drilling UnitOperatorNear Coastal (Uninspected Passenger Vessel)OperatorGreat Lakes and Inland (Uninspected Passenger Vessel)Unlimited/Limited/Special/OSV/Sail/Fishing IndustryAble Seaman