ONC05 - Master or Mate of LT 200 GRT

INLAND ONLY Which term is NOT defined in the Inland Navigation Rules?

If you shorten the scope of anchor cable, what is the effect of your anchor's holding power?

Ultrasonic testing is used to determine the thickness of a vessel's shell plating and which other testing?

Which buoy may be even numbered?

What is the maximum speed permitted in Clinton Harbor?

A line of position from a celestial observation is a segment of which choice?

Your vessel has 3 lifeboats on each side. What is the designation number for the middle boat on the starboard side?

In the horizon system of coordinates what is equivalent to the equator on the Earth?

What is the name of the mark indicated by the letter C in illustration D003DG below?

On 14 October your 0800 zone time (ZT) dead reckoning position is LAT 28°22.0'N, LONG 161°17.0'E. Your vessel is on cou...

INLAND ONLY Which of the following may be displayed by a law enforcement boat?

Which part of the patent anchor performs the same function as the stock of an old-fashioned anchor; that is, forces the...

The safety discs on carbon dioxide cylinders are set to release at 2,700 psi. Under normal circumstances this pressure ...

When using a recording depth finder in the open ocean, what phenomena is most likely to produce a continuous trace that...

What course should you steer by your standard magnetic compass (psc), between New Haven Light and Stratford Pt. Light, ...

You depart LAT 33°45.0'N, LONG 118°30.0'W, and steam 2216 miles on course 250°T. What is the longitude of your arrival ...

Pedestal cranes have limit switches to restrict the movement of which function?

The great circle distance from LAT 24°25.3'N, LONG 83°02.6'W to LAT 35°57.2'N, LONG 5°45.7'W is 3966.5 miles. Determine...

Which statement about damage control is TRUE?

On 16 February your 0300 ZT DR position is LAT 28°32.0'S, LONG 176°49.0'E. You are on course 082°T at a speed of 21 kno...

INLAND ONLY Which of the following is indicated by a vessel displaying a flashing blue light?

Which term defines when a vessel is swinging from side to side off course due to quartering seas?

You must medevac a critically injured seaman by helicopter hoist. Which statement is TRUE?

The Light List indicates that a dayboard is a type TR-SY. Which action should you take?

What does the chart symbol depicted at LAT 40°58.5'N, LONG 72°43.4'W indicate?

You have steamed 632 miles at 18.5 knots and consumed 197 tons of fuel. If you have 278 tons of usable fuel remaining, ...

A vessel steams 3312 miles on course 282°T from LAT 34°24'S, LONG 18°18'E. What is the latitude and longitude of the po...

On 12 September your 0600 zone time (ZT) fix gives you a position of LAT 22°51.9'N, LONG 133°40.1'W. Your vessel is on ...

The releasing lever of a lifeboat shall be red in color with a placard stating which of the following?

You have steamed 142 miles and consumed 21.0 tons of fuel. If you maintain the same speed, how many tons of fuel will y...

BOTH INTERNATIONAL & INLAND By definition which vessel is unable to keep out of the way of another vessel?

A credential for apprentice mate (steersman) of towing vessels shall be renewed within what time period before or after...

Which defines the function of a spark arrestor?

What weather change accompanies the passage of a cold front in the Northern Hemisphere?

At 2115 your position is LAT 41°14.4'N, LONG 72°07.2'W. At 0015 your position is LAT 41°03.3'N, LONG 72°37.9'W. What wa...

Your 0745 ZT 15 July position is LAT 29°04.0'N, LONG 71°17.5'W. You are on course 165°T, and your speed is 8.0 knots. Y...

What is the name given to the bottom row of plating next to the keel of a lifeboat?

On 17 May your 0300 ZT DR position is LAT 27°21.0'N, LONG 146°14.0'E. You are on course 107°T at a speed of 18 knots. W...

When rendering assistance to personnel in the water a SAR helicopter utilizes a rescue sling for most extractions. In w...

Your 0745 ZT 15 July position is LAT 29°04.0'N, LONG 71°17.5'W. You are on course 165°T, and your speed is 8.0 knots. Y...

BOTH INTERNATIONAL & INLAND A vessel that is defined as "restricted in her ability to maneuver" is unable to keep out o...

As a ship moves through the water, it drags with it a body of water called the wake. Which term defines the ratio of th...

The vessel's Emergency Position Indicating Radio beacon (EPIRB) must be tested at which time interval?

Which is a feature of a special daymark?

Your vessel is steady on a heading of 160° per standard magnetic compass when you sight Southwest Ledge Light and New H...

Your 0900 DR position is LAT 23°16'N, LONG 146°12'E. Your vessel is on a course of 286°T, at a speed of 14.5 knots. Det...

How would the exhaust of a properly operating diesel engine appear?

A vessel steams 666 miles on course 135°T from LAT 40°24.0'N, LONG 74°30.0'W. What is the latitude and longitude of the...

A quick and rapid motion of a vessel in a seaway is an indication of a(n) __________.

Determine the great circle distance and initial course from LAT 35°08.0'S, LONG 19°26.0'E to LAT 33°16.0'S, LONG 115°36...

INTERNATIONAL ONLY You intend to overtake a vessel in a narrow channel on its port side. The vessel to be overtaken has...

What is the cause of most minor spills of oil products?

Pitching is angular motion of the vessel about what axis?

You are steaming eastward in the North Atlantic in an extratropical cyclonic storm and the wind is dead ahead. Accordin...

Your present position is LAT 41°05.5'N, LONG 72°38.0'W. Assuming that there is no set and drift, what course must you s...

On 14 March your 1846 ZT DR position is LAT 21°57.6' N, LONG 132°16.2' W. At that time, you observe Polaris with a sext...

What is a ceiling on a vessel?

You have steamed 746 miles at 14.0 knots and consumed 152 tons of fuel. If you have 201 tons of usable fuel remaining, ...

Under the Carriage of Goods by Sea Act of 1936, a vessel will be liable for damage to cargo when the damage arises out ...

On 16 December your 1810 zone time DR position is LONG 129°46.5'W. At that time, you observe Polaris with a sextant alt...

INTERNATIONAL ONLY You are operating a vessel in a narrow channel. Your vessel must stay within the channel to be navig...

The supplement to the IOPP Certificate contains what type of data?

A person who observes an individual fall overboard should do which of the following?

Information about the pilotage available at Miami harbor may best be obtained from which publication?

Your vessel has become disabled and is dead in the water. Your GPS set fixes your position at LAT 41°12.1'N, LONG 72°43...

The great circle distance from LAT 38°17.0'N, LONG 123°16.0'W to LAT 35°01.0'N, LONG 142°21.0'E is 4330 miles and the i...

On 13 October your vessel's 1722 zone time DR position is LAT 27°36'S, LONG 136°16'E, when an amplitude of the Sun is o...

On 2 April your 0900 zone time DR position is LAT 28°04.0'S, LONG 94°14.0'E. Your vessel is on course 316°T at a speed ...

A wooden plug fitted tightly in the vent of a damaged tank may prevent which situation?

On 28 July your 0800 zone time (ZT) fix gives you a position of LAT 25°16.0'N, LONG 71°19.0'W. Your vessel is on course...

BOTH INTERNATIONAL & INLAND In which situation do the Rules require both vessels to change course?

In illustration D038DG below, which letter indicates the tripping palm?

Which type of weld is used to attach stiffeners to a plate?

You are running parallel to the coast and take a running fix using bearings of the same object. Which is TRUE if you ar...

At 1825 your GPS position is LAT 41°04.9'N, LONG 72°42.1'W. You are on course 085° per standard magnetic compass at a s...

On 13 August your 0345 ZT DR position is LAT 21°35.0'N, LONG 135°26.0'W. You are on course 052°T at a speed of 14 knots...

Repairing damage to the hull at or above the waterline reduces which threat?

At 0100 zone time on 23 September your DR position is LAT 24°25.0'N, LONG 83°00.0'W. You are steering course 315°T. The...

The galley on your cargo vessel has an area of 2,500 square feet. Which of the following would fulfill the minimum requ...

The navigational triangle uses parts of two systems of coordinates, one of which is the celestial equator system, which...

BOTH INTERNATIONAL & INLAND When two power-driven vessels are meeting head-on and there is a risk of collision, which a...

According to the U.S. regulations, what must be agreed upon by the person-in-charge of transfer operations, both ashore...

After using a CO2 portable extinguisher, which action should be taken?

To find the specific phase characteristic of a lighthouse on a sound of the United States you would use which reference...

You are on course 087° per standard magnetic compass (psc) when you take the following bearings: Falkner Island Light -...

On 7 November your 0830 zone time fix gives you a position of LAT 27°36.0'N, LONG 162°19.0'W. Your vessel is on course ...

How is the external flotation bladder of an immersion suit inflated?

On 12 March your 1846 zone time DR position is LONG 129°16.5'W. At that time you observe Polaris with a sextant altitud...

Which term is given to the process of separating both blocks of a tackle to prepare it for reuse?

You are on course 312°T. To check the speed of your vessel you should observe a celestial body on which bearing?

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown in illustration D017RR below. Vessel "B" shoul...

Who must approve the vessel's trim and stability booklet?

You are approaching a ship that is broken down and are preparing to take her in tow. BEFORE positioning your vessel to ...

Which is the most important information to be obtained from a barometer?

At 1815 your position is LAT 41°05.5'N, LONG 72°47.3'W. You are making turns for 12.6 knots. What is your ETA at Plum I...

The principal vertical circle is that great circle on the celestial sphere that passes through which of the following?

On 4 October your 1907 zone time DR position is LAT 25°15.0'S, LONG 105°44.0'E. At that time, you observe Deneb bearing...

You are on course 042°T. To check the course of your vessel you should observe a celestial body on which bearing?

On 28 September in DR position LAT 24°12.0'S, LONG 85°25.0'E, you observe an amplitude of the Sun. The Sun's center is ...

Your vessel receives a distress call from a vessel reporting her position as LAT 35°01'S, LONG 18°51'W. Your position i...

BOTH INTERNATIONAL & INLAND Which is TRUE of a power-driven stand-on vessel?

You are on watch at sea at night and a fire breaks out in #3 hold. What should be done IMMEDIATELY?

Portable foam fire-extinguishers are designed for use on which class of fires?

The largest waves (heaviest chop) will usually develop where the wind blows __________.

Your vessel has been damaged and is partially flooded. The first step to be taken in attempting to save the vessel is t...

What are the required number and type of hand portable fire extinguishers to be carried, in the vicinity of the radio r...

BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist...

Which method is used to detect rot in manila lines?

The deck beam brackets of a transversely framed vessel resist which stresses?

Your vessel is proceeding up a channel, and you see a pair of range lights that are in line dead ahead. The chart indic...

Aboard a cargo vessel, the carbon dioxide supply used in a fixed extinguishing system MUST at least be sufficient for w...

What size block shell should be used with a 4-inch manila line?

BOTH INTERNATIONAL & INLAND You are underway in heavy fog. You hear the fog signal of a vessel which is somewhere ahead...

Who has the authority to grant an alternate procedure for oil transfer operations?

Which portable fire extinguisher should be used on a class C fire on board a vessel?

What is the gyrocompass error resulting from your vessel's movement in OTHER than an east-west direction?

The signal man assisting the crane operator has his arm extended, his fingers closed, and his thumb pointing downward. ...

Where is a permanently installed system of gas detection required?

BOTH INTERNATIONAL & INLAND You are underway in restricted visibility. You hear the fog signal of another vessel about ...

What is the mechanical advantage of tackle number 7 as shown in illustration D029DG below?

If a gasoline engine turns over freely but will not start, the cause is generally __________.

On 10 November 2023 at 2030, you are inbound at Charleston Harbor Entrance Buoy “10” (ACT6611). What is the direction a...

In good weather, why should you deploy the sea anchor from the liferaft?

On vessels over 100 gross tons, whose responsibility is it to ensure that all able seamen in the vessel's crew have the...

BOTH INTERNATIONAL & INLAND Which vessel is the stand-on vessel when two vessels crossing in fog are NOT in sight of on...

Periodic surveys to renew the load line assignment must be made at which interval?

Which of the following is one of the most important safety procedures that should be adhered to prior to starting a gas...

Which is TRUE concerning Spring tides?

Regulations require which action to be performed prior to the vessel departing on a voyage more than 48 hours long?

Annex V to MARPOL 73/78 contains requirements pertaining to the discharge into the marine environment of which item?

BOTH INTERNATIONAL & INLAND The steering and sailing rules for vessels in restricted visibility apply to vessels ______...

What is the name of tackle number 1 as shown in illustration D029DG below?

What is the period of validity of a De-Rat certificate?

Which aid is NOT marked on a chart with a magenta circle?

Who must approve the vessel's trim and stability booklet?

What is the center of flotation of a vessel?

INTERNATIONAL ONLY Which light(s) shall a single vessel being towed alongside show?

The most likely time for oil pollution while bunkering is when __________.

Normally, which chemical is used to treat water in order to ensure its safety for drinking?

It is unlawful to approach within how many yards of a Northern Right Whale?

What is one effect of running a diesel engine at too cool a temperature?

When shoring a damaged bulkhead, effort should be taken to spread the pressure over the __________.

INTERNATIONAL ONLY You have sighted three red lights in a vertical line on another vessel dead ahead at night. Which ve...

Which is TRUE of a pelican hook?

The greatest effect on stability occurs from loose liquids flowing __________.

Which item in illustration D034NG below shows a fixed and flashing light?

Which is the major disadvantage of a low-speed diesel as compared to a steam main-propulsion system?

Your vessel is issued a load line certificate dated 27 May 1992. Which is an acceptable date for one of the surveys for...

BOTH INTERNATIONAL & INLAND In which situation would risk of collision definitely exist?

Annex V to MARPOL 73/78 contains requirements pertaining to the discharge into the marine environment of which item?

Your vessel has an injured crew member onboard that will require evacuation. Which of the following publications should...

Your vessel is participating in the Voluntary Observing Ship Program, you are preparing WS Form B-80 as seen in illustr...

The two courses of action if the underwater hull is severely damaged are to plug the openings or to take which action?

Where a propeller shaft passes through the hull, which device prevents water from entering the hull?

BOTH INTERNATIONAL & INLAND You are on Vessel "A" engaged in fishing in a narrow channel as shown in illustration D037R...

An alien crewmember with a D-1 permit leaves the vessel in a U.S. port and fails to return. The first report you make s...

If a vessel takes a sudden, severe list or trim from an unknown cause, which action should you take FIRST?

On 11 January your vessel's 0655 zone time DR position is LAT 24°30'N, LONG 122°02'W, when an amplitude of the Sun is o...

Which statement about the use of portable electric lights in petroleum product tanks is TRUE?

Which is the BEST method of determining if a vessel is dragging anchor?

BOTH INTERNATIONAL & INLAND When in sight of another vessel and there is sufficient sea room, any action taken to avoid...

U.S. regulations require all tankships of 150 GT and above and all other ships of 400 GT and above, to prepare and main...

What is placed on the underside of an inflatable liferaft to help prevent it from being skidded by the wind or overturn...

You are underway on course 215°T at 12 knots. The current is 000°T at 2.3 knots. What is the course made good?

The terms "ceiling" and "margin plate" are associated with which areas of the vessel?

A vessel steams 666 miles on course 135°T from LAT 40°24.0'N, LONG 74°30.0'W. What is the latitude and longitude of the...

BOTH INTERNATIONAL & INLAND A traffic separation zone is that part of a traffic separation scheme which __________.

Which term defines the total weight of a box containing cargo?

An important step in fighting any electrical fire is to take which action?

What benefit is a weather bulletin to a mariner?

Your vessel is taking on fuel when a small leak develops in the hose. You order the pumping stopped. Before you resume ...

Which is TRUE if passengers are on board when an abandon ship drill is carried out?

BOTH INTERNATIONAL & INLAND When do the Rules state that risk of collision shall be deemed to exist?

If you are loading fruit in reefer spaces and you notice that the fruit is beginning to mold, which action should you t...

How should you warm up a diesel engine that has not been run for some time?

The buoy symbol printed on your chart is leaning to the northeast. What does this indicate?

What is the minimum number of deck officers, able seaman or certificated persons required to command each lifeboat on a...

What is another name for the garboard strake?

INTERNATIONAL ONLY A wing in ground (WIG) craft cannot comply with the spacing requirement for masthead lights. What is...

Under the Pollution Regulations, which action is required when you dump food wastes in the sea?

When evacuating a seaman by helicopter lift, which statement is TRUE?

With respect to failure warnings and status indications, GPS receivers should provide, at a minimum, __________.

What does it mean to "shore up" the main deck for the stowage of deck cargo?

The greatest effect on stability occurs from loose liquids flowing __________.

INLAND ONLY The masthead light may be located at other than the fore and aft centerline on which power- driven vessel?

You have orders to load cargoes of carbon disulfide, diisopropylamine and pyridine on your multi-product tankship. Whic...

What is the purpose of the hydrostatic release on an inflatable liferaft?

What is the basic principle of the magnetic compass?

Which is TRUE concerning the vapor pressure of a substance?

The vessel's Emergency Position Indicating Radio beacon (EPIRB) must be tested at which time interval?

INLAND ONLY Which statement is TRUE concerning lighting requirements for Great Lakes vessels?

Which agency must approve the safety equipment on board inspected vessels?

The percentage of the total surface area or volume of a flooded compartment that can be occupied by water caused by dam...

Which is the region containing 3/4 of the mass of the atmosphere and to which are confined such phenomena as clouds, st...

In reference to accidental oil pollution, the most critical time during bunkering is when __________.

The signal man assisting the crane operator has his arm extended, his fingers closed, and his thumb pointing downward. ...

INLAND ONLY A power-driven vessel when pushing ahead or towing alongside on the Western Rivers (above the Huey P. Long ...

A seaman you have just discharged from an Oceanographic Research Vessel has a Continuous Discharge Book. Which statemen...

Small quantities of flammable liquids needed at a work site should be __________.

What is a system of reservoirs and connecting tubes in a gyro compass called?

If a vessel takes a sudden, severe list or trim from an unknown cause, which action should you take FIRST?

What is the gyrocompass error resulting from your vessel's movement in OTHER than an east-west direction?

INLAND ONLY Vessels "A" and "B" are meeting on a river as shown in illustration D041RR below and will pass 1/4 mile apa...

Multiple factors will have an effect on your vessel when it is maneuvering in restricted waters. Which of the following...

You discover a leak in the fuel line to the engine. Which action should you take FIRST?

What are Cirrus clouds primarily composed of?

What is the total number of approved low-velocity water spray ("water-fog") applicators required aboard a tankship?

What is a wobbling tail shaft an indication of?

INLAND ONLY A barge more than 50 meters long is required to show how many white anchor lights when anchored in a Secret...

What is meant by "spotting the boom"?

How would the exhaust of a properly operating diesel engine appear?

Which agency publishes the Light Lists?

Where a propeller shaft passes through the hull, which device prevents water from entering the hull?

On 1 September your 1115 zone time DR position is LAT 25°20.0'N, LONG 28°24.0'W. At that time, you observe the Sun bear...

BOTH INTERNATIONAL & INLAND You see ONLY the light shown in illustration D080RR below. Which type of vessel are you obs...

The Master must maintain the Oil Record Book on board for which duration?

Which is the national distress, safety, and calling frequency channel?

On 15 October 2023, you will be docking on the Southern Branch Elizabeth River, VA at the second low tide. The berth is...

Which is the proper term for a band or collar on the top end of a boom to which the topping lift, midships guy, and out...

The two courses of action if the underwater hull is severely damaged are to plug the openings or to take which action?

BOTH INTERNATIONAL & INLAND A vessel displaying the shape shown in illustration D010RR below is which of the following?

What does the helm command "shift the rudder" mean?

What must be accurately determined to assess the potential for progressive flooding after a vessel has been damaged?

Which scale is considered a harbor chart?

Your vessel is equipped with totally enclosed lifeboats. Which statement is TRUE when the boat is enveloped in flames?

Who must approve the vessel's trim and stability booklet?

BOTH INTERNATIONAL & INLAND Which of the following describes a vessel exhibiting the lights shown in illustration D084R...

You should NOT use a power tool if which condition exists?

The Master of a cargo or tank vessel shall be responsible that each lifeboat, except those free-fall launched, is lower...

The Light List indicates that a dayboard is a type KGW. You should take which action?

Which is TRUE for the directive force acting on a gyrocompass?

Which defines the function of a spark arrestor?

BOTH INTERNATIONAL & INLAND The stern light shall be positioned such that it will show from dead astern to how many deg...

A vessel operating "in class" has met all the requirements of which group?

Generally, when lifting an inflatable liferaft back aboard ship which item(s) would you use?

What is the most important source of information to be used in correcting charts and keeping them up to date?

According to regulations, when must limit switches, winches, falls, etc. be thoroughly inspected and repaired as needed...

What is the usual depth of a beam bracket?

BOTH INTERNATIONAL & INLAND Which is TRUE of a tugboat displaying the shape shown in illustration D010RR below?

Which would be considered pollution under the U.S. water pollution laws?

If the cause of severe list is off-center ballast, what will counterflooding into empty tanks accomplish?

Two well-developed high-pressure areas may be separated by which item?

You are on a tankship discharging oil and stripping cargo to a designated slop tank. This slop tank can then be _______...

On a sea going towing vessel of 150 gross tons, there are six (6) seamen in the deck crew. How many certificated able s...

INLAND ONLY What signal is a power-driven vessel, when leaving a dock or berth, required to sound?

Why is a VLCC (100,000 DWT+) with a 30,000 Shaft Horsepower Steam Turbine slow to respond to engine movements, and has ...

Which is the principal danger from ice collecting on a vessel?

The velocity of a rotary tidal current will increase when the Moon is at which phase?

Which term describes the holes in the bulwark that allow deck water to drain into the sea?

What is the thickness of a 30.6-pound plate?

INLAND ONLY You are underway in a narrow channel, and are being overtaken by another power-driven vessel. The overtakin...

You are in port A in the United States, and your Certificate of Inspection has expired. You wish to go to port B in the...

What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?

The shoreline shown on nautical charts of areas affected by large tidal fluctuations is usually the line of mean ______...

Which of the following is a characteristic of Methane gas?

What is one effect of running a diesel engine at too cool a temperature?

INTERNATIONAL ONLY A vessel sounds two short blasts. What does this indicate?

Which BEST describes a wildcat?

Which visual distress signal is acceptable for daylight use only?

Which is TRUE concerning the length of a wave?

In which location are lifejackets required to be stowed?

Which part of a conventional cargo gear rig provides for vertical control and positioning of a boom?

INTERNATIONAL ONLY Two power-driven vessels are meeting. What would a two-blast whistle signal by either vessel mean?

You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolat...

Why is the height of a VHF radio antenna more important than the power output wattage of the radio?

The direction in which a vessel is steered is the course. The path actually followed is the __________.

In plugging submerged holes; why are rags, wedges, and other materials used in conjunction with plugs?

Which may cause above-normal tides near the center of a hurricane?

BOTH INTERNATIONAL & INLAND Which is the duration of each prolonged blast on whistle signals used by a power-driven ves...

Which defines the process of "Block stowage"?

When should the lubricating oil be changed on a heavy-duty diesel engine?

Which is TRUE concerning a relative bearing?

When should the lubricating oil be changed on a heavy-duty diesel engine?

Which condition must be met during a stability test on an inspected vessel?

BOTH INTERNATIONAL & INLAND What is the duration of each blast of the whistle signals used in head-on and/or crossing s...

While discharging a tanker, how can the list be controlled?

What is the main advantage of a steady stream of water on a class "A" fire?

Geographic range is the maximum distance at which a light may be seen under which conditions?

What is the purpose of a striking plate?

Your vessel is running in a following sea. Which term defines the motion your vessel is experiencing?

BOTH INTERNATIONAL & INLAND Which of the signals, other than a distress signal, can be used by a vessel to attract atte...

The signal man assisting the crane operator has his arm extended with the palm down and holds this position rigidly. Th...

Channel 13 is primarily used for ship-to-ship communication. Channel 13 is also authorized for which purpose?

Which daymark has no lateral significance?

Aboard ship, which term is given to the vertical flat plates running transversely and connecting the vertical keel to t...

Portable fire extinguishers must be provided for the cargo tank area of an unmanned tank barge __________.

BOTH INTERNATIONAL & INLAND What is the minimum sound signaling equipment required aboard a vessel 10 meters in length?

Which party administers the load line regulations?

Which is TRUE of a combination or all-purpose nozzle?

What must change for the compass deviation to change?

What are the required number and type of hand portable fire extinguishers for a galley having an area of 3,500 square f...

When a small craft's anchor fouls in a rocky bottom, how should the first attempt to clear it be made?

BOTH INTERNATIONAL & INLAND Which statement is TRUE regarding equipment for sound signals?

Which of the signals listed is required to be displayed during the day while bunkering?

Inflatable liferafts are provided with which item?

You depart LAT 49°45.0'N, LONG 06°35.0'W, and steam 3599 miles on course 246.5°T. What is the longitude of your arrival...

By what means are indications of the master gyrocompass sent to remote repeaters?

Which defines the process of cargoes segregation?

BOTH INTERNATIONAL & INLAND Two power-driven vessels are crossing as shown in illustration D042RR below. Vessel "A" sou...

In the context of shiphandling, what would be the definition of shallow water?

A crew member has just fallen overboard off your port side. Which action should you take?

On 21 April your 1542 zone time DR position is LAT 28°54.0'S, LONG 19°07.0'W. At that time, you observe the Sun beari...

Regulations concerning the stowage, lashing, and securing of timber deck cargoes aboard general cargo vessels may be fo...

Which is one of the limitations of foam as an extinguishing agent?

BOTH INTERNATIONAL & INLAND A vessel nearing a bend where other vessels may be obscured is required to sound which sign...

When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed, the watch officer...

Horizontal transverse motion of a vessel is known by which term?

Which of the following is a standard correction applied to the reading of an aneroid barometer?

On an inspected vessel, which abbreviation refers to the horizontal distance between perpendiculars taken at the forwar...

The carbon dioxide cylinders of a fixed fire extinguishing system may be located inside the protected space, if the qua...

BOTH INTERNATIONAL & INLAND Which vessel(s) is/are required to sound a fog signal of one prolonged followed by two short...

Which should you check before letting the anchor go?

Which action should be taken once fueling has been completed?

You are steering 202°T, and a light is picked up dead ahead at a distance of 14.6 miles at 2234. You change course to pa...

Where is a permanently installed system of gas detection required?

What is the mechanical advantage of tackle number 6 as shown in illustration D029DG below?

BOTH INTERNATIONAL & INLAND What is the required fog signal for a manned vessel being towed at night?

Your vessel is broken down and rolling in heavy seas. How can you reduce the danger of capsizing?

On an oceangoing vessel, for each person a lifeboat (without desalting kits) is certified to carry, what must the boat ...

What kind of pressure systems travel in tropical waves?

Which commodity would be regulated by subchapter D, Rules and Regulations for Tank Vessels?

Aboard a vessel, what does dividing the sum of the longitudinal moments by the total weight yield?

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound which fog signal?

Which statement is TRUE concerning River currents?

What power source actuates a solenoid valve?

Which weather element cannot be measured accurately while on board a moving vessel?

What does a pyrometer measure on a diesel engine?

The Brazil Current flows in which general direction?

BOTH INTERNATIONAL & INLAND You hear the firing of a gun at one-minute intervals from another vessel. What does this sig...

Which mooring line has the most elastic elongation?

The amount of freeboard which a ship possesses has a tremendous effect on which item?

A cardinal mark showing an uninterrupted quick-flashing white light indicates the deepest water is located in which quad...

A right-handed propeller will cause the survival craft to __________.

You are planning to anchor in an area where several anchors have been lost due to fouling. What precaution should you t...

BOTH INTERNATIONAL & INLAND What does the continuous sounding of a fog whistle by a vessel indicate?

What is the name of the mark indicated by the letter F in illustration D003DG below?

Your vessel has been damaged and is partially flooded. The first step to be taken in attempting to save the vessel is t...

You are in a channel inbound from sea. A daymark used to mark a channel junction, when the preferred channel is to port ...

What is the required minimum length of the painter for a lifeboat in ocean service?

What type of liquid is used in the liquid P/V breaker?

Your vessel is anchored in an open roadstead with three shots of chain out on the port anchor. The wind freshens consid...

When dry chemical extinguishers are used to put out class B fires, why is there a danger of reflash?

Regulations require which action to be performed prior to the vessel departing on a voyage more than 48 hours long?

If the current and wind are in the same direction, what does the sea surface represent concern the true wind speed?

Quadrantal error in a gyrocompass has its GREATEST effect on which of the following?

During a SAR helicopter evacuation which of the following describes the proper donning of a rescue sling?

What is the name given to the strake on each side of the keel?

When referring to quantity of barite in a P-tank, ullage is the __________.

Your vessel is on an extended foreign voyage. Several vacancies have occurred in your unlicensed crew through sickness ...

Which action will affect the trim of a vessel?

What shall be conducted during a fire and boat drill?

A flammable liquid having a Reid vapor pressure of 8½ P.S.I.

A sling is a device used in which operation?

While assigned to a 106 GRT vessel, you are required to sign "foreign" articles on a voyage from San Francisco to which...

The correction to KG for transverse free surface effects may be found by dividing the vessel's displacement into the __...

What is the total number of approved low-velocity water spray ("water-fog") applicators required aboard a tankship?

Where should muster lists be posted?

When a helicopter is lifting personnel from an enclosed lifeboat, what should the other individuals in the boat do?

In which months will the North Equatorial Countercurrent be strongest?

If your propeller is racing in rough weather, which action should you take?