ETO Study Guide 2026
Everything you need to pass the ETO exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 ETO Exam Format at a Glance
📚 ETO Topics to Study (25)
✍️ Sample ETO Questions & Answers
1. What is the recommended approach to staying current in Evidence & Trial Practice?
Staying current in Evidence & Trial Practice requires ongoing professional development, reading industry publications, and collaborating with peers to share knowledge and best practices.
2. How does Constitutional Law & Civil Rights contribute to overall professional effectiveness?
Constitutional Law & Civil Rights directly contributes to professional effectiveness by providing essential knowledge and skills that improve the quality of work and outcomes across all career levels.
3. Which best describes the scope of Evidence & Trial Practice in professional practice?
Evidence & Trial Practice encompasses both theoretical foundations and practical applications that are essential to professional practice in this field.
4. What does reactive power (measured in VAR) represent in a ship's electrical distribution system?
Reactive power (VAR) is exchanged between generators and inductive or capacitive loads to sustain electromagnetic fields; it does not perform useful work but affects voltage stability and generator loading.
5. Which document is an ETO required to maintain that records all radio communications, distress traffic, and daily equipment test results?
The Ship's Radio Log (Radio Journal) is a mandatory SOLAS document in which the ETO or radio operator records all distress communications, safety messages, and results of daily GMDSS equipment tests.
6. What is the standard frequency used for electrical power generation on US-flagged commercial vessels?
US-flagged commercial vessels use 60 Hz, consistent with the US shore power standard, while vessels from many European and Asian countries use 50 Hz.