midterm quiz in COLREG

1. A vessel constrained by her draft shall exhibit during the day:

• A. a black cylinder

• B. 2 black ball in a vertical line.

• C. 2 cone apex together

• D. 3 black ball

2. When navigating in a fairway during the day time, you observed a vessel showing 2 black balls in a vertical line. The vessel is:

• A. Dredging

• B. not under command

• C. At anchor

• D. Fishing

3. A basket day signal is displayed by:

• A. vessel less than 65 ft. in lenght engage in fishing.

• B. Vessel more than 65 ft. in lenght engage in fishing.

• C. Cable layout

• D. Dredging

4. You are proceeding toward a wide channel and you sight a vessel showing an all-round white light on the bow and on the stern together with 2 all-round red light in a vertical line amidship. Her lights indicate that the vessel is:

• A. A mine sweeper

• B. A trawler

• C. Aground

• D. Dredging

5. A vessel towing astern when lenght of tow exceed 200 meter shows:

• A. Basket

• B. Red ball

• C. Black ball

• D. Black diamond

6. When is a power driven vessel required to carry an additional masthead light?

• A. When she is towing another vessel.

• B. When she is not under command.

• C. When she is 50 meters or more in lenght.

• D. None of this

7. The rules concerning lights shall be conplied with

• A. Under all weather

• B. when it is raining

• C. Puring sunset

• D. when the vessel is underway

8. What does it rean when a vessel exhibits 3 all round red light in a vertical position

• A. hot under command

• B. constrained by her draft

• C.vessel drifting

• D. vessel dredging

9. Vessel donstrained by her draft shall exhibit during the day

• A. 2 black ball

• B. 3 black ball

• C. black cylinder

• D. cores with apex together

10. you sight vessel showing a green light over a white light. this would indicate

• A. engage in under water operation

• B. trawling

• C. surveying

• D. fishing with nets