Review Sounds and Light Signals

Rules #32-37

1. True or False? A power-driven vessel must signal two long blasts every two minutes, when underway in restricted visibility.
2. Four short blasts used by which type of vessel?
3. What is a long blast?
4. How can a vessel attract another's attention to danger?
5. True or False? A vessel under 100 meters must have: a whistle, a bell, and a horn.
6. Which of these are Distress Signals?
7. Five short blasts or flashes mean?