A preferred-channel buoy will show a（）.

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• What indicates a dual purpose buoy? （）

  A . Red buoy with a horizontal yellow band B . Red and white vertically-striped buoy with a vertical yellow stripe C . Red and white vertically-striped buoy with a red spherical topmark D . Green buoy with a yellow square

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• A buoy marking a wreck will show a(n)（）.

  A . white light FL (2) and a topmark of 2 black spheres B . occulting green light and may be lettered C . yellow light and will be numbered D . continuous quick white light and may be numbered

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• When a buoy is in position only during a certain period of the year，where may the dates when the buoy is in position be found?（）

  A、On the chart B、Coast Pilot C、Light List D、Notice to Mariners

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• A yellow buoy may mark a(n)（）.

  A . wreck B . shoal area C . anchorage area D . middle ground

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• At 1810，a red buoy bears 010° relative. This buoy marks（）.

  A . the side of York Spit Channel B . the visibility limit of the red sector of Cape Henry Light C . a submerged obstruction in York Spit Channel D . the York River Entrance Channel

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• At 1810，you sight a buoy on your starboard side labeled “19”. This buoy marks（）.

  A . the side of York Spit Channel B . the visibility limit of the red sector of Cape Henry Light C . the end of York Spit Channel D . the junction of the York Spit and York River Entrance Channel

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• A mooring buoy，if lighted，shows which color light?（）

  A . Yellow B . White C . Blue D . Any color except red or gree

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• As you approach mile 427.6 AHP，you see on the right side a white buoy with orange bands and diamond. This buoy marks（）.

  A . a cable crossing B . a sunken barge C . a submerged discharge pipe D . the end of a wharf

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• A buoy with a composite group-flashing light indicates a(n)（）.

  A . bifurcation B . fish net area C . anchorage area D . dredging area

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• When entering from seaward，a buoy displaying a single-flashing red light would indicate （）.

  A . a junction with the preferred channel to the left B . a sharp turn in the channel to the right C . the starboard side of the channel D . a wreck to be left on the vessel's port side

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• A lateral system buoy displaying a quick light（）.

  A . should be passed close aboard on either side B . indicates that special caution is required C . is used at a channel bifurcation or junction D . is painted with red and white vertical stripe

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• A white buoy with a blue band is（）.

  A . an isolated danger mark B . a hydrographic data collection buoy C . a mooring buoy D . marking a restricted area

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• When a buoy marks a channel bifurcation，the preferred channel is NOT indicated by（）.

  A . the shape of an unlighted buoy B . the light color of a lighted buoy C . the color of the topmost band D . whether the number is odd or eve

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• When approaching a preferred-channel buoy，the best channel is NOT indicated by the（）.

  A . light characteristic B . color of the uppermost band C . shape of an unlighted buoy D . color of the light

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• A spherical buoy may be（）.

  A . numbered B . lettered C . green D . red

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• A marker pole，with a horseshoe buoy and a sea anchor attached，should be used to （）.

  A . mark the position of a lost mooring B . determine your vessel's sideslip underway C . determine your speed through the water D . indicate location of a man overboard

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• When entering a channel from seaward，the numbers on buoys（）.

  A . are the same as their Light List number B . are marked in 6 inch figures with retroreflective material C . increase with the even numbers to starboard D . decrease with the odd numbers to starboard

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• You are mooring to a buoy．You should approach the buoy with the current from（）.

  A . ahead B . broad on the bow C . abeam D . aster

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• A green buoy has a yellow triangle on it. This is a(n)（）.

  A . information or regulatory buoy that has lateral significance B . buoy that is off-station and is marked to warn mariners of its wrong position C . dual purpose marking used where the ICW and other waterways coincide D . buoy that was set in error and will be replaced with a red nun buoy

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• A preferred-channel buoy may be（）.

  A . lettered B . spherical C . showing a white light D . All of the above

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• What is the light characteristic of a lighted，preferred-channel buoy? （）

  A . Group flashing B . Composite group flashing C . Interrupted quick flashing D . Fixed and flashing

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• The Captain of the Port has closed to navigation，and buoyed，a section of a harbor. These buoys would be painted（）.

  A . red or green to conform with the other lateral aids B . red and green horizontally-striped C . solid yellow D . white with orange mark

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• 102. You are mooring to a buoy. You should approach the buoy with the current from ______

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