About CEU Exam Prep
An independent practice platform for the Chief Engineer (Unlimited) (CEU) exam - real questions across every exam domain, each with a plain-language explanation.
What's on the CEU exam
The Chief Engineer (Unlimited) (CEU) exam is organized into 7 knowledge domains. Here is what it covers:
- Q511 - General Subjects I. Topics: General Subjects; Prints and tables; Hydraulics; Bilge systems; Oily water separators; Sanitary-Sewage Systems; Freshwater systems; Lubrication systems; Automation systems; Control systems; Propellers-Shafting; Distilling systems; Administration; Bearings; Governors; Cooling systems; Steering systems; Deck machinery; Ventilation systems.
- Q512 - General Subjects II. Topics: Refrigeration-Air Conditioning; Air conditioning systems; Refrigeration systems; Control systems; Safety; Casualty control; Management Level; Management skills; Crisis management; Shipyard; Inspections-surveys; Vessel layup; Employee familiarization; Operational planning; Assessing competency; Management practices; Arbitration; Internal documents; International laws-Conv.; Technical analysis; Maintenance systems; Troubleshooting; Codes & regulations.
- Q513 - Steam Plants. Topics: Steam Generators; Main boilers; Feedwater systems; Condensate systems; Recovery systems; Fuel; Main fuel systems; Boiler water chemistry; Control systems; Automation systems; Steam Engines; Main turbines; Auxiliary turbines; Governor systems; Control systems; Automation systems; Lubrication systems; Drive systems; Auxiliary diesels; Safety; Casualty control.
- Q514 - Motor Plants. Topics: Motor Propulsion; Main engines; Auxiliary engines; Starting systems; Lubrication systems; Fuel; Fuel systems; Fuel injection systems; Air-charging systems; Control systems; Automation systems; Governors; Steam Generators; Auxiliary boilers; Water chemistry; Safety; Casualty control.
- Q515 - Gas Turbine Plants. Topics: Gas Turbines; Thermo; Operating parameters; Start systems; Lubrication systems; Fuel systems; Drive systems; Instrumentation-Controls; Maintenance; Inspection; Troubleshooting; Casualty control; Steam Generators; Auxiliary boilers; Feedwater systems; Condensate systems; Recovery systems.
- Q516 - Engineering Safety & Environmental Protection. Topics: Safety; Fire theory; Fire prevention; Fire fighting; Flooding; Dewatering; Stability and trim; Damage control; Emergency Equipment-Lifesaving Appliances; General safety; Hazardous materials; Pollution prevention; U.S. rules & regulations; Environmental protection.
- Q517 - Electrical, Electronic, & Control Engineering. Topics: Electricity-Electronics-Control Engineering; Motor controllers; Propulsion systems; Distribution systems; Electronic systems; Safety; Casualty control; Troubleshooting; High voltage systems; Computers-Networks; Bridge navigation equipment.
Every practice question on this site is organized across these 7 domains, so your study tracks the real exam structure instead of guesswork. As you answer, the per-domain analytics surface the areas still costing you points, so your review goes where it moves your score.
What we believe good exam prep looks like
Realistic practice beats passive reading. Every question is written to mirror the style and difficulty of the real exam, with a clear explanation of why the right answer is right and the others aren't.
Your weak spots should find you. Domain analytics, mistake review, and re-drilling are built in, so study time goes where it moves your score.
Pricing should be simple. One payment for a fixed access window matched to your exam date. No subscription, no auto-renewal, and 10 free questions to try before you spend anything.
Get in touch
Questions, feedback, or something not working? Email support@boardmentor.study - candidate messages are read and answered.