GLI03 - Master-LT 500-1600 GRT

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

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

A cargo of fuel oil is loaded whose temperature is 66°F. API gravity is 36°. The volume correction factor (VCF) is .000...

Which defines the flash point of a liquid?

You have replaced the chart paper in the course recorder. Which statement is TRUE?

The Light List indicates that a light has a nominal range of 14 miles and is 42 feet high (12.8 meters). If the visibil...

In a following sea, a wave has overtaken your vessel and thrown the stern to starboard. To continue along your original...

What is the basic principle of the magnetic compass?

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

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown in illustration D017RR below and will pass wit...

Regulations require that cargo pumps in tank vessels carrying grade D liquid cargo shall be isolated from sources of va...

What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?

Which is TRUE of an alternating light?

The following questions are to be answered using Chart 12354TR, Long Island Sound - Eastern Part, and supporting public...

Where on a vessel are the load line markings shown in illustration D031DG inscribed?

A man who is conscious has fallen overboard is being picked up by a lifeboat. In a mild breeze how should the boat appr...

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

BOTH INTERNATIONAL & INLAND When action to avoid a close-quarters situation is taken, a course change alone may be the ...

When several salvors are on-scene at the same time to assist a vessel that has not been abandoned, which principal gove...

In the illustration, the line indicated by number 4 is connected to which of the following? Illustration D016SA

Which agency publishes the Light Lists?

At 1000 buoy "PI" is abeam to starboard a distance of 0.5 mile. From this position, with a set of 295° and a drift of 1...

Which basic category of water level fluctuations on the Great Lakes is the most regular?

You are 15 feet off a pier and docking a vessel using only a bow breast line and stern breast line. Once the slack is o...

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

BOTH INTERNATIONAL & INLAND You are approaching another vessel at night. You can see both red and green sidelights and,...

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

What quality of a diesel fuel is most significant for efficient combustion?

In the IALA Buoyage System, preferred-channel-to-port or preferred-channel-to-starboard buoys, which is TRUE when fitte...

At 1130, Horton Point Light bears 172°T at a range of 3.45nm. The fathometer reads 81 ft. Which of the following descri...

What does the line labeled "MS" indicate on the Great Lakes load line model shown in illustration D031DG below?

Which statement about tunnel bow thrusters fitted to large vessels is TRUE?

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

INLAND ONLY When two power-driven vessels are meeting on the Great Lakes, Western Rivers, or waters specified by the Se...

What does a Visaed Alien Crew List which is made and submitted to the U.S. Consul for visa show?

To lubricate the swivel or remove corrosion from a fire hose coupling, which should be used?

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

At 1155 your vessel's position is LAT 41°09.0'N, LONG 72°34.4'W. If you make good a course of 282°T and a speed of 10.0...

A vessel is loaded to her summer marks for a voyage from Montreal, Canada to Duluth, MN via the Great Lakes System. The...

Which maneuver will return your vessel to a person who has fallen overboard in the shortest time?

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

BOTH INTERNATIONAL & INLAND Which of the following in illustration D086RR below represents the length of a vessel as de...

Which document is NOT required by law to be posted aboard a vessel?

Which statement is TRUE concerning the "flash point" of a substance?

What happens to the barometric pressure after a cold front passes?

From your 1155 position, you steer a course of 282°T at a speed of 9.5 knots. You obtain the following bearings: 1205: ...

Your vessel is off a lee shore in heavy weather and laboring. Which action should you take?

How often are each EPIRB and SART for lifeboats required to be tested on the vessel?

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

BOTH INTERNATIONAL & INLAND When is your vessel traveling at a "safe speed" as defined in the COLREGS?

Which statement about the dangerous cargo manifest is FALSE?

What will cause the free surface effects of a partially full tank on a vessel in motion to increase?

The following types of vessels are awaiting lockage on the upper Mississippi. Which type of vessel is normally passed t...

At 1245 the GPS shows your position to be LAT 41°10.3'N, LONG 72°44.2'W. You are steering a course of 284°T at an engin...

You are steaming in a heavy gale and find it necessary to heave to. Under most circumstances, how is this best accompli...

Which best describes an anchor buoy?

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

INLAND ONLY A law enforcement vessel patrolling a marine regatta may exhibit a flashing blue light or which of the foll...

While standing look-out at night, which is the BEST way to see a dim light on the horizon?

You must shore up the collision bulkhead due to solid flooding forward. The bulkhead approximates an inverted triangle....

Which type of weather could you expect soon after seeing "hook" or "comma" shaped cirrus clouds?

At the time of your 1245 position, which statement is TRUE?

Which is usually the most gentle way of riding out a severe storm on a larger vessel?

A sling is a device used in which operation?

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

BOTH INTERNATIONAL & INLAND Which is TRUE for a vessel using a traffic separation scheme?

An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "I" (...

How should the letter "W" be pronounced when spoken on the radiotelephone?

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

After departing the New Haven terminals, your 1800 position puts the New Haven Harbor Lighted Whistle Buoy "NH" bearing...

You are transiting the Straits of Mackinac by way of an improved channel. You have information which indicates that the...

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

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

BOTH INTERNATIONAL & INLAND Which type of vessel is required to display the lights shown in illustration D070RR below?

What do the York-Antwerp Rules relate to?

While underway in thick fog you are on watch and hear the cry "man overboard". Which type of maneuver should you make?

Which position includes the effects of wind and current?

From your 1845 position, you desire to leave Stratford Shoal Middle Ground Light 1.0 mile off your starboard beam at 19...

When is the phenomenon known as a "seiche" most likely to occur on Lake Erie?

You abandoned ship in the North Atlantic and one of the crew members is hypothermic. During a SAR helicopter extraction...

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

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

Which statement about tunnel bow thrusters fitted to large vessels is TRUE?

Which statement is TRUE concerning the life buoy on your small passenger vessel? (Length 28 feet)

The nominal range of a light may be accurately defined as the maximum distance at which a light may be seen __________.

Your vessel is underway and approaching an overhead obstruction on Lake Superior. Given the following information, dete...

Which statement is TRUE regarding the Emergency Position Indicating Radio beacon (EPIRB)?

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

BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is about one mile distant and i...

You are docking a vessel. Which statement is TRUE?

A vessel can be termed as either tender or stiff in relation to its rolling period. Which of the following would cause ...

Buoys are marked with reflective material to assist in their detection by searchlight. Which statement is TRUE?

Generally speaking, which direction do the more destructive storms occurring on the Great Lakes usually come from?

In ship construction, which is TRUE concerning frame spacing?

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

INLAND ONLY Two power-driven vessels are meeting in a narrow channel on the Great Lakes as shown in illustration D037RR...

You are on a multiple-product tankship and scheduled to load a cargo classed as an aromatic amine. This cargo is incomp...

If the cause of a sudden severe list or trim is negative initial stability, counter-flooding into empty tanks located h...

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

Who publishes the "Canadian List of Lights, Buoys and Fog Signals"?

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

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

BOTH INTERNATIONAL & INLAND Your power-driven vessel is stopped and making no way, but is not in any way disabled. Anot...

Which is a requirement of a vessel in ocean service that does not have an approved means of processing oily bilge slops...

When a vessel signals its distress by means of a gun or other explosive signal, the firing should be at approximately w...

Which term is given to the mechanical lifting of air by the upslope slant of the terrain?

You are heading into the sea during rough weather. What may happen if there is too much weight forward in your small bo...

Why does a centrifugal bilge pump require priming?

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

BOTH INTERNATIONAL & INLAND Which vessel should not impede the navigation of a power-driven vessel?

What does the helm command "Left twenty" mean?

In each inflatable liferaft, what equipment is provided to make quick, emergency, temporary repairs to large holes in t...

Some lights used as aids to marine navigation have a red sector to indicate a danger area. The limits of a colored sect...

How are nautical charts published by the Canadian Hydrographic service which are referenced in the United States Coast ...

What is the minimum number of fire axes required on a vessel of 900 GT?

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

INLAND ONLY For the purpose of the Inland Navigation Rules, the term "Inland Waters" includes which of the following?

When do the pollution prevention regulations in MARPOL apply to U. S. flag vessels that are certified for ocean service...

What is the thickness of a 30.6-pound plate?

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

On the Great Lakes, which defines the term "controlling depth"?

You are docking a vessel in a slip which has its entrance athwart the tide. You land the ship across the end of the pie...

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

BOTH INTERNATIONAL & INLAND You are on watch in fog. Which vessel is "in sight"?

Which term defines a wedge of water that builds up between the head of the barge and the bank?

How is the inside light in an inflatable liferaft activated?

When a warm air mass is adjacent to a cold air mass, the separation line between the two is called a(n) __________.

On the Great Lakes, winter storms compound the ice threat by bringing a variety of wind, wave, and weather problems. On...

Which statement is TRUE concerning a motor lifeboat?

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

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

Ship's officers should check every cargo compartment after it is filled with bulk grain to ensure which of the followin...

Why does a centrifugal bilge pump require priming?

Which publication indicates the HYDROLANTS or HYDROPACS issued since the previous working day?

Which vessel may be exempt from the load line and marking requirements for vessels operating on the Great Lakes System?

Which indicates the holding capability of an anchor?

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

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

Which statement is TRUE when anchoring in calm water?

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

Which publication contains information on navigation regulations, landmarks, channels, anchorages, tides, currents, and...

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

Which term is given to the vertical angle between the horizontal and the magnetic line of force?

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

INLAND ONLY Your vessel is crossing a river on the Great Lakes System. A power-driven vessel is ascending the river, cr...

According to the Chemical Data Guide, the flash point for the grade B flammable liquid piperylene is __________.

Which is TRUE concerning the length of the steering oar in a lifeboat?

According to Buys Ballot's law, when an observer in the Northern Hemisphere experiences a northwest wind, where is the ...

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

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

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

INLAND ONLY Two power-driven vessels are crossing within a half a mile of each other as shown in illustration D042RR be...

After casting off moorings at a mooring buoy in calm weather, which action should you take?

In an emergency, which can directly control the electro-hydraulic steering units on the vessel?

On a transpacific voyage, you receive a message from your vessel's operators saying that your vessel has been consigned...

Which of the Great Lakes is generally the last to reach its seasonal low and seasonal high water marks?

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

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

INLAND ONLY The term "Great Lakes", as defined by the Inland Rules of the Road, does NOT include which choice?

As a general guide, under which condition should hygroscopic cargoes be ventilated?

What is the operating principal of a flash type evaporator?

The light characteristic of flashing is used in the Aids to Navigation System on the Western Rivers. Which example is r...

Advection fog holds longest over which portions of the lakes?

Which is TRUE if the compass error of a magnetic compass has no deviation?

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

BOTH INTERNATIONAL & INLAND The masthead light may be displaced from the centerline on which of the following vessels?

If you are guilty of failure to properly perform your duties as Master of Uninspected Towing Vessels, which of the foll...

Which is the primary method by which water spray puts out fires?

In which situation is the light characteristic of composite group flashing (2 + 1) used in the Aids to Navigation Syste...

A vessel operating on the Great Lakes, and whose position is south of an approaching eastward-moving storm center, would...

You are going astern (single-screw, right-handed propeller) with the anchor down at a scope of twice the depth of the w...

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

BOTH INTERNATIONAL & INLAND In illustration D023RR below which represents the arc of visibility of a red sidelight?

While proceeding up a narrow waterway you observe a vessel berthed in the river with slack mooring lines. Which is the ...

What would be the most effective agent to use to extinguish a fire in drums of flammable liquids stowed on the weather ...

Which is a feature of a special daymark?

Which statement is TRUE concerning weather conditions on the Great Lakes?

Instructions to the crew in the use of all the ship's fire-extinguishing and lifesaving equipment shall be completed wi...

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

BOTH INTERNATIONAL & INLAND A vessel hearing a fog signal forward of her beam has not determined if risk of collision e...

An icebreaker may use the code letter "K" to remind ships of their obligation to listen continuously on their radio. Ho...

If your vessel is equipped with inflatable liferafts, how should they be maintained?

In the Northern Hemisphere, when the center of a high-pressure system is due east of your position, you can expect wind...

Which describes nearly half of all storms that enter the Great Lakes Basin during the period from October through May?

In illustration D033DG below, what is the joint indicated by letter D?

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

INLAND ONLY While underway and in sight of another power-driven vessel forward of your beam, more than 0.5 mile away, y...

Under which circumstance is a 30,000 DWT tankship required to have an IOPP certificate?

How should the number "9" be pronounced when spoken on the radiotelephone?

If a sound signal is emitted from the oscillator of a fathometer, and two seconds elapse before the returning signal is...

A heated bulkhead has which effect on a hygroscopic commodity?

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

BOTH INTERNATIONAL & INLAND A sailing vessel is NOT required to keep out of the way of which vessel?

A survey of refrigerated cargo, to certify that proper methods of stowage were utilized, can be conducted by which orga...

What is the traditional signal for fire aboard ship?

What does a white buoy with an orange rectangle on it indicate?

Fire hose stations shall be marked in red letters and figures such as Fire Station No. "1", "2", "3", etc. Which is the...

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

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

A change of a documented vessel's name can only be made by which organization?

Which is TRUE concerning a fuel-air mixture below the lower flammable limit?

You are on course 251°pgc and 241° per magnetic compass, when you observe a range in line bearing 192°pgc. The chart in...

Which statement is TRUE concerning CO2 cylinders which protect the small space in which they are stored?

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

INLAND ONLY A commercial vessel engaged in public safety activities may display a(n) identity light(s). Which of the fo...

Who issues the certificate of loading required by each vessel carrying grain in bulk?

One of your crew members falls overboard from the starboard side. You should IMMEDIATELY take which action?

When a light is first seen on the horizon it will disappear again if the height of eye is immediately lowered several f...

Which item may be substituted for, in the fireman's outfit, on a cargo vessel?

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

BOTH INTERNATIONAL & INLAND Your vessel is underway in reduced visibility. You hear the fog signal of another vessel ab...

The load chart of a crane enables the operator to combine the load radius with boom length to determine the __________.

When abandoning ship and jumping into the water from a substantial height without a life jacket, you should __________.

Which publication would describe the explosive anchorages in the ports on the east coast of the United States?

The Officers Competency Certificates Convention of 1936 applies to all of these vessels operating seaward of the bounda...

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

BOTH INTERNATIONAL & INLAND When two vessels are in immediate danger of collision, the stand-on vessel must take which ...

When bunkering at anchorage which of the following signals must be displayed?

All marine low-speed diesels are of what design?

What is a lighted safe water mark fitted with to aid in its identification?

A flame screen __________.

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

BOTH INTERNATIONAL & INLAND When is a stand-on vessel FIRST allowed by the Rules to take action in order to avoid colli...

Before entering an ice area, how should a ship be trimmed?

Before entering the chain locker, you should __________.

What do clearance gauges at bridges indicate?

A tug should not come alongside a tank vessel in way of its cargo tanks while it is loading grade A, B, or C cargo with...

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

BOTH INTERNATIONAL & INLAND Risk of collision may exist __________.

As a general rule, how will your vessel lie when it is drifting in a locale where there is no current?

If the meter needle of the oxygen indicator cannot be set to zero, what should be done?

Which is the difference between the DR position and a fix, both of which have the same time?

You are the credentialed Master of a towing vessel operating between New York and Tampa, FL. If you carry four deckhand...

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

BOTH INTERNATIONAL & INLAND You are approaching a bend in a channel. You cannot see around the bend because of the heig...

You are planning the stowage of two incompatible products on your multiple-product tankship. What will NOT provide the ...

Stability is determined principally by the location of the point of application of two forces: the downward-acting grav...

The datum from which the predicted heights of tides are reckoned in the tide tables is the same as that used for the ch...

What is the proper name given to a deck fitting, used to secure line or wire rope, consisting of a single body with two...

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

BOTH INTERNATIONAL & INLAND What would be a "special circumstance" under the Rules?

The Immigration and Naturalization Service is concerned with which document on a vessel making preliminary entry into a...

When attempting to enter a compartment containing a fire, which method of applying water is best?

On 9 November 2023 at 0130, you are inbound at Charleston Harbor Entrance Buoy “10” (ACT6611). Your vessel will transit...

Which of the following describes the principal purpose of magnetic compass adjustment?

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

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

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

Lifesaving regulations in Subchapter W require that a fire drill include which of the following?

Steam fog is most likely to occur on the Mississippi and Ohio Rivers in __________.

Which term indicates the rise in height of the bottom plating from the plane of the base line?

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

BOTH INTERNATIONAL & INLAND You are under sail making 5 knots. The apparent wind is broad on the port beam at 10 knots....

What type of gauging is required for a cargo of formic acid?

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

Which statement concerning current is TRUE?

You are docking a ship with a single-screw tug assisting on your starboard bow. How should the tug be tied up if you ar...

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

INLAND ONLY You are on power-driven vessel "A" and power-driven vessel "B" desires to overtake you on the starboard sid...

Which of the signals listed is required to be displayed at night while bunkering at a dock?

You are on the beach and want to signal to a small boat in distress that your present location is dangerous and that th...

Under the U.S. Aids to Navigation System on the Western Rivers, which describes the daymarks on the right descending ba...

Where, due to the arrangement of the vessel, lifejackets may become inaccessible, which is TRUE of the required additio...

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

INLAND ONLY A flashing blue light is used to identify which of the following vessels?

In order to determine the health hazard data for carbolic acid, you would use that information contained in the Chemica...

You are the person in charge of a lifeboat when land is sighted. Due to a medical emergency you have made the decision ...

What does a barometer measure?

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

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

INLAND ONLY A power-driven vessel proceeding downstream in a narrow channel on the Western Rivers sights another power-...

What is the purpose of a devil's claw?

In launching a lifeboat, when should the tricing pendants be released?

Radar makes the most accurate determination of the __________.

You are signing on the Purser. He should present a Merchant Mariner Credential with which endorsement?

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

INLAND ONLY A light used to signal passing intentions must be an __________.

Which of the following statements is TRUE regarding crane operations?

On a bulk chemical carrier, water should NOT be used as an extinguishing agent to fight a fire if the water may come in...

While steaming on course 280°T, you sight a buoy showing a very quick flashing (VQ) white light well to port. Maintaini...

During a SAR helicopter evolution the rescue sling is the most widely used method of extraction. Which of the following...

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

BOTH INTERNATIONAL & INLAND Which lights is a vessel not under command, underway but not making way, required to exhibi...

You are on a tankship designed to carry molten sulfur. Which statement is TRUE?

Your 600 GT vessel must carry a line-throwing appliance if it is certificated for what type of service?

Your vessel has changed course and is heading 285°T, you are on the charted range and it appears as in illustration D04...

What is the purpose of a devil's claw?

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

INLAND ONLY Two power-driven vessels are meeting in the situation as shown in illustration D037RR below and will pass w...

An icebreaker assisting a vessel through an ice field displays a visual signal consisting of the code letter "S" (Sierr...

What is the function of the lifeboat davit limit switches?

Under the U.S. Aids to Navigation System, which category is a yellow buoy?

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

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

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

When observed, which item indicates a snag or other underwater obstruction in a river?

A drill must be conducted in the use of the line throwing appliance. How often is this drill required to be conducted?

While underway you sight a light 11° on your port bow at a distance of 12 miles. Assuming you make good your course, wh...

What should be given, as a minimum, to personnel who are involved in crane cargo handling?

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

BOTH INTERNATIONAL & INLAND A vessel aground in fog shall sound, in addition to the proper anchor signal, which of the ...

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

During a SAR helicopter evolution the rescue sling is the most widely used method of extraction. Which of the following...

Which statement concerning the chartlet seen in illustration D010NG below is TRUE? (Soundings and heights are in meters...

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

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

INLAND ONLY You are on a vessel that the Secretary has determined cannot comply with the spacing requirement for masthea...

According to the regulations, what fire safety control feature is required in quick-closing shut off valves?

Each distress signal and self-activated smoke signal must be replaced not later than the marked date of expiration, or ...

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

You are using the anchor to steady the bow while maneuvering. When do you know you have the proper scope of anchor cabl...

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

BOTH INTERNATIONAL & INLAND You are watching another vessel approach, and her compass bearing is not changing. What does...

What is a wet cargo?

Your vessel has run aground in waters where the tide is falling. Which of the following is the best action you can take...

When changing from a compass course to a true course, which should you apply?

A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?

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

BOTH INTERNATIONAL & INLAND When shall a proper look-out be maintained?

You are signing on a crew. You can determine the minimum number and qualifications of the crew that you are required to...

Freeing ports on a vessel with solid bulwarks accomplish which task?

Which describes a diurnal tide?

What prevents water running along the shaft of a leaking centrifugal pump from entering the shaft bearing?

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

INLAND ONLY What lights are required for a barge being pushed ahead, not being part of a composite unit?

Which term defines a Contract of Affreightment covering the movement of a particular cargo from one designated port to ...

Small hull leaks can be temporarily repaired by __________.

In the IALA Maritime Buoyage System, what is a red and white vertically-striped buoy used to indicate?

What is a wet cargo?

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

BOTH INTERNATIONAL & INLAND Which vessel shall exhibit a rigid replica of the International Code flag "A"?

When is the best time to work a boat into a slip?

What does a pyrometer measure on a diesel engine?

Which statement is TRUE concerning equatorial tides?

The single turn method of returning to a man overboard should be used ONLY if which condition exists?

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...

You must evacuate a seaman by helicopter lift. Which statement is TRUE?

While navigating in fog off a coastline of steep cliffs, you hear the echo of the ships foghorn 6 seconds after the sig...

Which defines the process of "Block stowage"?

A seaman leaves a vessel before it sails from a foreign port. He informs the Chief Officer that he won't return. After ...

You have taken another vessel in tow. Which is an indicator that the towing speed is too fast?

You are entering an east coast port and see a buoy with a yellow triangle painted on it. What does the symbol indicate?

A vessel's "quarter" is that section which is __________.

Remote controls for quick-closing shut off valves are required in how many location(s)?

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

The Coast Guard Captain of the Port has excluded all traffic from a section of a port, while a regatta is taking place....

The moisture equilibrium chart can be used to determine which item?

In accordance with U.S. regulations for cargo vessels, what is the maximum number of sleeping accommodations a barge ma...

You abandoned ship in the North Atlantic and one of the crew members is hypothermic. During a SAR helicopter extraction...

How is a navigation light identified on an Army Corps of Engineers navigation map?

When bunkering at anchorage which of the following signals must be displayed?

When will a vessel "squat" while underway?

Which is the VHF radiotelephone frequency designated to be used only to transmit or receive information pertaining to t...

What indicates a buoy that should be left to port when entering from seaward? (U.S. Aids to Navigation System)

Considering the manning requirements for U.S. vessels (100 gross tons and above), your cargo vessel has a deck crew of ...

What is the penalty for desertion?

A fire starting by spontaneous combustion can be expected in which condition?

Which defines the controlling depth of the river?

Your ship is dead in the water with the rudder amidships. As the right-handed screw starts to turn ahead, which way wil...

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

If, for any reason, it is necessary to abandon ship while far out at sea, it is important that the crew members should ...

Your vessel is steering course 299°psc, variation for the area is 7°W, and deviation is 4°W. The wind is from the south...

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

Sweat damage will occur in a non-ventilated cargo hold containing cased machinery when which condition exists?

Fire may be spread by which means?

On an isomagnetic chart, which term is used for the line of zero variation?

Which statement is TRUE concerning the mechanical gearing of deck machinery such as the windlass or boat hoists?

What describes a tandem crane lift?

Regulations define the bulkhead deck as __________. (subdivision and stability regulations)

What does a Doppler log in the bottom return mode indicate?

Which topic is NOT required to be discussed at the pre-transfer conference?

Which item may be substituted for, in the fireman's outfit, on a cargo vessel?

The operator of the ship's radiotelephone, if the radiotelephone is carried voluntarily, must hold at least which of th...

While on a course of 152°T, a light bears 9° on the port bow at a distance of 11.6 miles. What course should you steer ...

Which term describes the process of lowering a boom to a horizontal position and onto its deck support?

Each crewmember has an assigned firefighting station. Where is this assignment listed?

You must shore up a bulkhead due to solid flooding forward. The bulkhead approximates a rectangle. Where should the cen...

By convention, the north pole of a magnet is painted which color?

You are docking a vessel. Which statement is TRUE?

Your ship has loaded 6,000 barrels of gasoline, at a cargo temperature of 50°F, departing New Jersey bound for Florida....

How does good housekeeping prevent fires on a vessel?

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

Each crewmember has an assigned firefighting station. Where is this assignment listed?

In most cases, when large tankers or bulk carriers enter shallow water at high speed which situation can be expected?

Which precaution should be taken when testing a line throwing gun?

Which term is used for a position obtained by applying ONLY your vessel's course and speed to a known position?

A vessel is to make a voyage between New York and San Juan, Puerto Rico, and return. The crew should be signed on which...

Asphyxia is generally limited to enclosed spaces, and the deficiency of breathable air in an enclosed space can occur w...

A man who is conscious has fallen overboard is being picked up by a lifeboat. In a mild breeze how should the boat appr...

You sight a spar buoy with the topmark shown in illustration D027NG below. You must take which of the following actions...

Maritime Administration personnel may be allowed in the pilothouse and on the navigation bridge. Who is responsible for...

What is the difference between net tonnage and gross tonnage?

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

You are underway on course 128°T at a speed of 17.6 knots. You sight a daymark bearing 126°T at a radar range of 4.3 mi...

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

Upon heaving up an anchor, what should a prudent mariner do?

In illustration D041DG below, which symbol is the reference from which the height of the center of gravity is measured?

Where would you find information about the time of high tide at a specific location on a particular day of the year?

What is the purpose of a spreader bar when loading cargo?

A condition where two currents meet at the downstream end of a middle bar can be determined by observing which situatio...

Which is the most effective cooling agent among those normally used to fight fires?

Isobars on a weather map are useful in predicting which element of the weather?

Which is NOT a part of an anchor?

When inspecting ground tackle, where are fractures most frequently found?

If the situation arose where it became necessary to tow a disabled vessel, which statement is TRUE concerning the towin...

If the gyrocompass error is east, what describes the error and the correction to be made to gyrocompass headings to obt...

Which space(s) on your cargo vessel must have a fire detection system?

Your containership has a container displaying a hazardous cargo placard. The placard has the number 2282 on it. This in...

If the OCMI has NOT granted an extension, how often are free-fall lifeboats required to be lowered into the water and la...

Which scale is considered a harbor chart?

You are aboard a right-handed single-screw vessel with headway on. The engine is put full astern and the rudder hard lef...

You are in charge of a towing vessel that operates exclusively on inland waters. You regularly tow barges that provide ...

When does a cylinder in a two-cycle engine experience combustion?

Which radar control shortens all echoes on the display and reduces clutter caused by rain or snow?

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