Nautical Charts
Rules of the Road
Sailing
Piloting
Mix and Match
100
What numbers would you expect to see on a red triangle day mark?
Even numbers
100
Which is the give-way vessel in an overtaking situation?
The boat that is overtaking the other boat.
100
What is the direction of the wind in relation to the sailboat if it is on starboard tack?
The wind is blowing over the starboard side of the boat and the mainsail is to port of the centerline.
100
What is the purpose of an inverter?
An inverter converts DC power to AC power.
100
What is the chart datum for all charted depths?
MLLW
200
What does a red and white vertically striped buoy indicate?
Safe water buoy
200
What is the sound signal for a power driven vessel leaving the dock or berth?
WhOne prolonged blast.
200
What is a loose fitted sail?
One that is attached only at the fore and aft (tack and clue) end of the boom.
200
Flame arrestors are required on all Diesel and gas powered vessels?
False. They are required on gas engines only.
200
What does the abbreviation "S" on a chart near the depth sounding reading signify?
The bottom is sandy. Useful for anchoring.
300
You see "PA" nest to a submerged pile on the chart. What does this mean?
Position approximate
300
What day shape must a sailboat display if it is under sail and powered propulsion in the day time?
Black cone shape with the point downward.
300
What is Kedging used for?
It is used to get a boat off a soft grounding by setting an anchor in deep water and pulling or winching the boat off the bottom.
300
Water is best for use on class C fires?
False. Class C fires are electrical in nature, and water must never be used.
300
What is "flemmishing " a dock line?
It is a circular spiral made from the end of the dockline so that it lies flat and is neat in appearance.
400
The front range marker looks to be on the right of the back range marker. What would the captain do to get back on course?
Steer to the right to line up the two marks on the range.
400
On a head-on meeting situation, a one whistle pass means?
Portside to portside pass.
400
What is a boom vang?
A device that provides downward force on the boom to control the shape of the sail?
400
What is compass deviation?
It is the difference between north indicated on the compass and magnetic north.
400
What is a marlin spike?
It is a tool used to separate the strands of line when splicing. Also used to untie knots.
500
What is the significance of a red over green buoy?
This is a preferred channel buoy and the preferred channel is to port, returning from the sea.
500
What does COLREGS demarcation line on a nautical chart signify?
Establishes the transition from International rules to Inland Waterway rules. It is shown on charts by a dashed magenta line.
500
Which vessel is the stand-on vessel when both sailboats have the wind on the port side?
The boat to leeward of the other boat.
500
A true course of 090 with an 11 degree west variation will result in what magnetic heading?
101 degrees magnetic.
500
What does a yellow "Q" flag signify when flown from the spreader after entering a foreign port?
It is a quarantine flag that is flown until the crew and boat clear customs and immigration.
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