By night，you sight the lights of a vessel engaged in underwater operations. If an obstruction exists on the port side of the vessel，it will be marked by（）.
A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights（）.
A fishing vessel displaying the lights shown is（）.
A vessel towing is showing three forward white masthead lights in a vertical line. This means that the length of the（）.
A vessel showing a yellow light over a white light at night is a vessel（）.
A vessel showing a green light over a white light in a vertical line above the level of the sidelights is（）.
You are in charge of a power-driven vessel navigating at night.You sight the red sidelight of another vessel on your port bow.The other vessel’s aft masthead light is to the right of her forward masthead light. You should（）.
A vessel aground at night is required to show two red lights in a vertical line as well as （）.
Which vessel，when anchored at night，is NOT required to show anchor lights?（）.
A crew member reports that the high-pressure alarm light of a low-pressure CO2 fixed fire extinguishing system is illuminated. The most probable cause of this condition would be that（）.
A power-driven fishing vessel is underway on the high seas and is not engaged in fishing. Which of the following factors determines what lights she will show?（）.
The Light List shows a lighted aid to navigation on the left bank. This means that the light can be seen on the starboard side of a vessel（）.
If a towing vessel and her tow are severely restricted in their ability to change course，they may show lights in addition to their towing identification lights. These additional lights may be shown if the tow is（）.
A vessel is overtaking when she can see which light(s) of a vessel ahead?（）
A vessel displaying three red lights in a vertical line is（）.
You see a vessel displaying three lights in a vertical line.The highest and lowest lights are red and the middle light is white.She is also showing a white light at the stern，which is lower than the forward light.It could be a（）.
A list signal of one white light indicates that the vessel is （）.
An anchored vessel is servicing an aid to navigation and is restricted in her ability to maneuver. Which lights will she show? （）
You are on a vessel that cannot comply with the spacing requirement for masthead lights.What is required in this situation（）.
At night you observe a vessel ahead show three flashes of a white light. This signal indicates that the vessel ahead is（）.
190. The light vessel is reported _______
VESSEL’S EXPERIENCE FACTOR is likely used in ______ cargo survey report．
If a towing vessel and her tow are severely restricted in their ability to change course，they may show lights in addition to their towing identification lights.These additional lights may be shown if the tow is ().
