ETO Cheat Sheet 2026

The 30 highest-yield ETO facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What is the primary purpose of two-way portable VHF radios carried as survival craft equipment under GMDSS? → To provide on-scene voice communication between survival craft and rescue units
2. What type of alternator is most commonly used in a ship's power generation system? → Salient pole synchronous generator
3. What is the role of documentation in regulatory compliance? → It provides verifiable evidence that standards are being met
4. What common challenge do professionals face when applying Property Law & Real Estate principles? → Balancing theoretical best practices with practical constraints and real-world conditions
5. Which agency oversees maritime safety and environmental protection? → USCG
6. Which best describes the scope of Property Law & Real Estate in professional practice? → A comprehensive area covering both theoretical foundations and practical applications
7. What is the recommended approach to staying current in Alternative Dispute Resolution? → Regular professional development, industry publications, and peer collaboration
8. What is the most important competency assessed in Evidence & Trial Practice for professionals in this field? → Applied knowledge and practical problem-solving ability
9. What is a sensor’s role in an automated control system? → To detect conditions and provide feedback
10. Which GMDSS device automatically transmits a distress signal with vessel position when a ship sinks? → EPIRB (Emergency Position Indicating Radio Beacon)
11. What does GMDSS stand for? → Global Maritime Distress and Safety System
12. What constitutes a conflict of interest in professional practice? → When personal interests could improperly influence professional judgment
13. What does ARPA stand for as fitted on modern navigational radar systems? → Automatic Radar Plotting Aid
14. Which step involves isolating the faulty component? → Fault isolation
15. Which document is an ETO required to maintain that records all radio communications, distress traffic, and daily equipment test results? → Ship's Radio Log (Radio Journal)
16. Which approach to compliance is considered most effective? → A proactive approach that integrates compliance into daily operations
17. When facing an ethical dilemma, what is the recommended first step? → Identify all stakeholders affected and review applicable codes of conduct
18. Which satellite system using Low Earth Orbit (LEO) satellites forms the backbone of the GMDSS distress alerting network? → COSPAS-SARSAT
19. What is the purpose of insulation in electrical wiring? → To prevent current leakage
20. Which instrument provides visual indication of phase angle difference between an incoming generator and the live busbar during the synchronizing process? → Synchroscope
21. What is the recommended approach to staying current in Property Law & Real Estate? → Regular professional development, industry publications, and peer collaboration
22. What is the most important competency assessed in Wills, Trusts & Estates for professionals in this field? → Applied knowledge and practical problem-solving ability
23. Which source provides emergency electrical power to essential services if all main generators fail on a ship? → Emergency generator
24. Which control system type uses feedback to maintain desired output? → Closed-loop control system
25. What is a common cause of intermittent faults? → Loose connections
26. What is the most important competency assessed in Immigration Law & Policy for professionals in this field? → Applied knowledge and practical problem-solving ability
27. What is the recommended approach to staying current in Family Law & Domestic Relations? → Regular professional development, industry publications, and peer collaboration
28. For a vessel operating in GMDSS Sea Area A3, which additional equipment beyond A1/A2 requirements is mandatory? → An INMARSAT ship earth station or equivalent satellite communication system
29. What common challenge do professionals face when applying Alternative Dispute Resolution principles? → Balancing theoretical best practices with practical constraints and real-world conditions
30. Which best describes the scope of Labor & Employment Law in professional practice? → A comprehensive area covering both theoretical foundations and practical applications