RVR04 - Master or Mate of LT 200 GRT

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

What is the name given to a smooth, tapered pin, usually of wood, used to open up the strands of a rope for splicing?

As a warm front approaches how does barometric pressure change?

The following questions (1-10) are based on the Army Corps of Engineers Mississippi River Maps (Cairo to the Gulf) and ...

A magnetic compass card is marked in how many degrees?

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

What is the name of the metal, teardrop-shaped object sometimes used within an eyesplice?

A section of the river that is narrower than usual and is often navigable from bank to bank is a __________.

You estimate the current as 2.5 mph. What is the speed over the ground?

Which is TRUE for the connection facilities utilized for the international shore connection aboard the vessel?

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

Which knot in illustration D030DG below represents a single becket bend?

Under the Uniform State Waterway Marking System how is a mooring buoy painted?

As you approach 265 (AHP) you notice on the map a circle with 2 black sectors. What does this symbol indicate?

Which are associated with Cumulonimbus clouds?

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

What type of knot in illustration D030DG below is indicated by the Letter "J"?

A backlash below a lock is defined as __________.

From Baton Rouge to Cairo, what is the maintained minimum channel depth during low water?

Using a safety factor of five, determine what is the safe working load for 3-1/2-inch manila line with a breaking stres...

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

Which describes the "lay" of a line?

Which term is used to describe a generally circular low-pressure area?

On which map would you find Redman Point, Arkansas?

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

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

What does the process of faking down a line mean?

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

At 1000, on May 11th, you are passing George Prince Lt. mile 364.1 (AHP) in Natchez, Mississippi and must send an ETA t...

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

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

In illustration D044DG below, what is the mooring line labeled "H" called?

As a cold front passes how do the pressure and the winds change?

As you approach Ashland Light mile 378.1 (AHP) which daymark would you see?

When a buoy is in position only during a certain period of the year, where may the dates when the buoy is in position b...

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

In illustration D044DG below, what is the mooring line labeled "F" called?

In the U.S. Aids to Navigation System on the Western Rivers, a preferred channel buoy to be left to port while proceedi...

What is your clearance as you pass under the Vicksburg Highway 80 Bridge mile 437.8 (AHP) if the Vicksburg Gage reads 1...

On an inspected vessel, when may a stability test be dispensed with?

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

An aircraft has indicated that he wants you to change course and follow him. You cannot comply because of an emergency ...

All persons or vessels within the lock area, including the lock approach channels, come under the authority of which pe...

What is the horizontal width of the main channel span of the Vicksburg Bridge Interstate 20 at mile 437.7 (AHP)?

As a vessel changes course to starboard, which is TRUE concerning the compass card in a magnetic compass?

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

Which of the following when removed will extinguish a fire?

Your vessel is on course 150°T, speed 17 knots. The apparent wind is from 40° off the starboard bow, speed 15 knots. Wh...

At Filter Point Light mile 475 (AHP) there are 3 close straight dashed lines on the map passing through the black dot b...

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

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

What is the normal percentage of oxygen in air?

A green buoy has a yellow triangle on it. What type of buoy is this?

What publication has information on the climate, distances, navigation regulations, outstanding landmarks, channels and...

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

Why should storage batteries be charged in a well-ventilated area?

Advection fog is most commonly caused by __________.

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

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

Which mooring line has the most elastic elongation?

Determine the approximate geographic visibility of an object, with a height above the water of 85 feet (25.9 meters), f...

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

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

A common class of wire rope is the 6X37 class. What does the 37 represent?

When would cloud formations be minimal?

Static electricity may be built up by the __________.

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

Which term describes the distance that a vessel travels from the time that the order to put engines full astern until t...

Which is TRUE of echo-sounders?

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

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

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

Which is TRUE as the temperature of the air reaches the dew point?

Who certifies the safe working load of cargo booms on a vessel?

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

Which statement is TRUE concerning River currents?

Which term describes a light, feathery deposit of ice by sublimation of water vapor directly into the crystalline form ...

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

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

Which is described as a wedge of water building up between the bow and the nearer bank which forces the bow out and awa...

Which is TRUE of mean high water?

It is the responsibility of the crane operator to, at all times, be aware of the location of the __________.

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

Which action should be taken prior to assuming the Deck Watch while the vessel is in port?

What are the only magnetic compass correctors that correct for both permanent and induced effects of magnetism?

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

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

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

Weather systems in the middle latitudes generally travel in which direction?

What does a slow rise in the barometric pressure forecast?

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

Which is the BEST way to reduce your wake in a narrow channel?

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

Which is a precaution you should take before bunkering?

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

Fire may be spread by which means?

If you observe a rapid fall of barometric pressure, which action should you take?

In order to reduce the accumulation of static electricity while loading petroleum products, you should __________.

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

Oily rags stored in a pile that is open to the atmosphere are a hazard because they may __________.

A sylphon cell is a part of which instrument?

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

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

Why do spaces containing batteries require good ventilation?

What do clearance gauges at bridges indicate?

Where must a pressure gauge for each fire pump on a tankship be located?

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

A fire in trash and paper waste is which fire classification?

Safe water buoys may show ONLY which type of light?

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

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

If ignited, which material would be a class B fire?

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

Which is the proper way to coil right-laid line?

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

What is the primary hazard, other than fire damage, associated with a class C fire?

How are buoys which mark isolated dangers painted?

The falls on gravity davits are required to be constructed from which material?

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

A fire in electrical equipment should be extinguished by using which type of extinguishing agent?

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

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

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

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

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

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

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

You have hand launched an inflatable liferaft. What should be one of your FIRST actions after all persons have boarded ...

While upbound through Memphis, the weather report on the TV news indicates that a cold front will cross western Kentuck...

Which of the following statements is/are TRUE in regard to Ro-Ro vessels' spaces that are "specially suitable for vehic...

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

A high-velocity fog stream can be used in firefighting situations to drive heat and smoke ahead of the firefighters in ...

What is the length of a nautical mile?

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

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

Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by which action?

When does a Doppler speed log indicate speed over ground?

In which location are lifejackets required to be stowed?

BOTH INTERNATIONAL & INLAND Risk of collision may exist __________.

There is a fire in the crew's quarters of your vessel. Which action should you take FIRST?

Under the U.S. Aids to Navigation System on the Western Rivers, which is TRUE of a daymark on the right descending bank...

Which action must be taken annually concerning inflatable liferafts carried on passenger vessels?

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

You are picking up an unconscious person that has fallen overboard in a fresh breeze. For safety reasons how should a s...

In the U.S. Aids to Navigation System, lateral aids as seen entering from seaward will display lights with which charac...

On a clear, warm day, you notice the approach of a tall cumulus cloud. The cloud top has hard well-defined edges and ra...

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

You are picking up a conscious person that has fallen overboard in one of the vessels motor boats. Recovery is easier i...

While upbound through Memphis, the weather report on TV news indicates that a warm front is stationary over Kentucky - ...

When observing a rapid rise in barometric pressure, what may you expect?

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

On a small boat, if someone fell overboard and you did not know over which side the person fell, which action should yo...

Which would you expect to see on a lighted preferred-channel buoy?

The wooden plug inserted in the vent of a damaged tank should be removed if you are going to __________.

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

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

What does the abbreviation L.W.R.P. on the navigation maps mean?

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

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

A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your ve...

The Light List indicates that a light has a nominal range of 14 miles and is 26 feet high. If the visibility is 14 mile...

A common class of wire rope is the 6X37 class. What does the 37 represent?

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

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

The dry bulb temperature is 78oF and the wet bulb temperature is 62oF. What is the relative humidity?

Fog generally clears when the __________.

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

When cleaning up an oil spill in U.S. waters you must obtain the approval of the Federal On-Scene Coordinator before us...

The place where a channel moves from along one bank of the river over to the other bank of the river is known by which ...

Which knot is used to attach two different sized lines together?

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

Regardless of local requirements, when in a U.S. port, all oil spills must be reported to which of the following agenci...

Which navigational mark may only be lettered?

Which agency publishes the Light Lists?

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

What do pollution regulations require of each scupper and/or drain that is located in an enclosed deck area?

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

Which instrument is designed to maintain a continuous record of atmospheric pressure?

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

What can be done to prevent small oil spills on deck from going overboard?

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

What is the purpose of a striking plate?

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

When shall an Operator of an Uninspected Passenger Vessel be required to produce his/her MMC?

Green lights may appear on which buoys?

The galley on your cargo vessel has an area of 2,900 square feet. What will fulfill the requirements for fire protectio...

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

A mariner whose credential has been revoked shall not be issued another credential without which of the following?

Which is TRUE concerning Light Lists for coastal waters?

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

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

Which U.S. agency assigns an official number to a vessel?

How are chart legends which indicate a conspicuous landmark printed?

Sweat damage in a hatch full of canned goods in cartons will occur when which condition exists?

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

Which is TRUE concerning the official number of a documented vessel?

Under the U.S. Aids to Navigation System on the Western Rivers, which is TRUE of a preferred channel buoy?

Fog forms when the air temperature is at or below __________.

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

What requires a Report of Marine Accident, Injury or Death?

The magnetic compass magnets are acted on by the horizontal component of the Earth's total magnetic force. Where is thi...

Which sequence is correct when launching a lifeboat stowed in gravity davits?

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

What is considered a Serious Marine Incident?

Buoys which mark dredging areas are painted which color?

Life jackets should be marked with which item?

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

In general, how often are sanitary inspections of passenger and crew quarters made aboard passenger vessels in river se...

You are planning to enter an unfamiliar U.S. port. Which publication provides information about channel depths, dangers...

What is acceptable flame screening?

Why is it desirable to have screens on the vents of potable water tanks?

During cargo operations, your vessel develops a list due to the center of gravity rising above the transverse metacente...

Assuming an even transverse distribution of weight in a vessel, which condition could cause a list?

For small angles of inclination, if the KG were equal to the KM, which is TRUE concerning the vessel?

While underway, if you are required to have a radiotelephone, you must maintain a continuous listening watch on which o...

Before starting any diesel or gasoline engine, which of the following must be checked?

A safe fuel system must __________.

Progressive flooding is controlled by securing watertight boundaries and which other action?

What is the purpose of a striking plate?

In relation to cargo gear, what does "SWL" mean?

It is the responsibility of the crane operator to, at all times, be aware of the location of the __________.

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

Before using a fixed CO2 system to fight an engine room fire, you must __________.

Which advantage does dry chemical have over carbon dioxide (CO2) in firefighting?

How do you operate a portable CO2 fire extinguisher?

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

What is the most important thing to remember when launching an inflatable liferaft by hand?

Which davit type may be operated by one person?

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

Which statement is TRUE concerning life jackets which are severely damaged?