Worksheetsrule 34
Total questions: 15
Worksheet time: 8mins
What signals should a power-driven vessel underway make when maneuvering is authorized or required by the rules?
One short blast
Two short blasts
Two long blasts
One long blast
What does one short blast on a whistle indicate?
No maneuvering required
Altering to starboard
Altering to port
Operating astern propulsion
In a crossing situation, if a vessel needs to alter course to starboard, how many short blasts should it sound on the whistle?
Three
Four
Two
One
What does two short blasts on a whistle indicate?
Operating astern propulsion
No maneuvering required
Altering to starboard
Altering to port
When vessels are approaching each other and one is unsure of the other's intentions, how many short rapid blasts should be given on the whistle?
Three
Six
Four
Five
What does one prolonged blast on a whistle indicate when a vessel is nearing a bend or an area where other vessels may be obscured?
Proceed with caution
Vessel in distress
Clear passage
Uncertain situation
If whistles on a vessel are more than 100 meters apart, how many base whistles should be used for giving maneuvering and warning signals?
Four
Three
Two
One
What does three short blasts on a whistle indicate?
Altering to port
No maneuvering required
Altering to starboard
Operating astern propulsion
In a narrow channel or fairway, what signals should be given to indicate overtaking on the starboard side?
One prolonged blast followed by one short blast
One short blast followed by one prolonged blast
Two short blasts followed by one prolonged blast
Two prolonged blasts followed by one short blast
What does two flashes of light signals indicate when supplementing whistle signals?
Altering to port
Altering to starboard
No maneuvering required
Operating astern propulsion
If a vessel is approaching a sailing vessel and needs to alter course to port, how many short blasts should be sounded on the whistle?
Four
Two
One
Three
What does one flash of light signals indicate when supplementing whistle signals?
No maneuvering required
Operating astern propulsion
Altering to port
Altering to starboard
When vessels are in sight of one another and one is unsure of the other's actions, what should be done?
Sound one prolonged blast
Sound five short rapid blasts
Sound two prolonged blasts
Sound three short blasts
What should a vessel do if it is unsure of what's happening when approaching a bend or an area where other vessels may be obscured?
Sound one prolonged blast
Sound two short blasts
Sound three short blasts
Sound four short blasts
If whistles on a vessel are more than 100 meters apart, why should only one base whistle be used for giving maneuvering and warning signals?
To follow regulations
To increase sound intensity
To avoid confusion
To save energy
