OBS Cheat Sheet 2026

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

1. What does a downed skier in the water display to alert other boaters? → A raised ski or arm above the water
2. How does collaboration enhance Traffic Laws & Regulations in Online Boating Safety Certification? → It brings diverse perspectives and improves outcomes
3. How does cold water affect an intoxicated person who falls overboard? → It can accelerate hypothermia because alcohol dilates blood vessels, increasing heat loss
4. When backing a single-engine outboard boat, the stern tends to swing in which direction first? → In the direction the propeller rotates (typically to port for standard rotation)
5. Research shows that a boat operator with a BAC of 0.10% is approximately how many times more likely to be involved in a fatal accident than a sober operator? → 10 times more likely
6. What should be done if a boat capsizes in open water? → Stay with the boat and signal for help
7. How often should a boat’s engine and fuel system be inspected? → Before every trip
8. What should a boater do when approaching a sailing vessel under sail? → Give way to the sailing vessel
9. What is the purpose of a Safety Data Sheet (SDS) in Online Boating Safety Certification operations? → To provide hazard information about chemicals and materials
10. Which of the following is a key principle of workplace safety in Online Boating Safety Certification? → Reporting all near-misses and incidents
11. What is the purpose of navigation aids such as buoys and markers? → Indicate safe routes and hazards
12. What does the abbreviation BUI stand for in boating law? → Boating Under the Influence
13. When a Online Boating Safety Certification professional discovers a regulatory violation, what is the appropriate action? → Report it through proper channels immediately
14. How should a passenger move about a small boat safely? → Stay low, move to the centerline, and inform the operator before moving
15. Which of the following critical boating abilities does alcohol most directly impair? → Ability to judge distances and react quickly
16. What is the role of a code of conduct in Online Boating Safety Certification practice? → It establishes expected behavioral and professional standards
17. What is the role of documentation in Vehicle Inspection & Maintenance for Online Boating Safety Certification? → It provides an accurate record for accountability and reference
18. What is the first phase of strategic planning in Online Boating Safety Certification? → Situational analysis and goal setting
19. What does PPE stand for in the context of Online Boating Safety Certification safety protocols? → Personal Protective Equipment
20. What is the correct way to pass a slower boat traveling in the same direction? → Pass on the port (left) side at a safe distance
21. Which type of fire extinguisher should be on board a motorized boat? → Type B fire extinguisher
22. In Online Boating Safety Certification practice, what should a professional do when facing a conflict of interest? → Disclose the conflict and recuse if necessary
23. What is the primary purpose of regular boat maintenance? → Ensure safety and prevent failures
24. What blood alcohol concentration (BAC) is the legal limit for operating a recreational vessel in most U.S. states? → 0.08%
25. What does PPE stand for in the context of Online Boating Safety Certification safety protocols? → Personal Protective Equipment
26. When inflating a tube or towable for towing, what is the most important safety check before towing guests? → Ensure all riders are wearing properly fitted Coast Guard-approved life jackets
27. What is the proper procedure before starting a boat's inboard engine? → Run the bilge blower for at least 4 minutes
28. What is the purpose of a kill switch (engine cut-off switch) on a boat or PWC? → To automatically shut off the engine if the operator falls overboard or leaves the helm
29. The 'Sober Skipper' program promoted by the U.S. Coast Guard encourages boaters to: → Designate one non-drinking person to operate the vessel
30. Why is surfing or sitting on the bow, gunwale, or transom of a moving boat dangerous? → The person can fall overboard and be struck by the propeller or the hull