Master of Towing 1600- Deck General 3

The flash point of vinyl chloride is __________. (A) -20°F (-29°C) (B) -108°F (-78°C) (C) 32°F (0°C) (D) 97°F (36°C)

• (B) -108°F (-78°C)

When patching holes in the hull, how can pillows, bedding, and other soft materials be used? (A) As wedges (B) As gaskets (C) As shores (D) As strongbacks

• (B) As gaskets

Where must a pressure gauge for each fire pump on a tankship be located? (A) At each fire station discharge (B) At the pump discharge (C) At the manifold connection (D) At the pump station

• (B) At the pump discharge

Which is the name given to a metal ring on the bottom of a block, to which the standing part of a tackle is spliced? (A) Loop (B) Becket (C) Eye (D) Swivel

• (B) Becket

When are Operators of Uninspected Passenger Vessels required to keep their Coast Guard credential aboard their vessel? (A) At all times (B) only when carrying passengers for hire (C) only when operating at night (D) only when operating more than one mile from shore

o (A) At all times

In illustration D041DG below, which of the following is the symbol for displacement? (A) 1 (B) 2 (C) 3 (D) 4

• (A) 1

The rescue boat on an OSV shall carry a tow line with a breaking strain of 3,000 lbs or be strong enough to tow the vessel's largest loaded liferaft at which speed? (A) 2 knot (B) 10 knot (C) 1 knot (D) 5 knot

• (A) 2 knot

Each vessel shall be dry-docked or hauled out at intervals not to exceed 2 years if operated in salt water for a total of more than __________. (small passenger vessel regulations) (A) 3 months in any 12 month period since it was last hauled out (B) 6 months in the 3 year period since it was last hauled out (C) 12 months in the 5 year period since it was last hauled out (D) whenever ownership or management changes

• (A) 3 months in any 12 month period since it was last hauled out

Your ship is entering port from sea, and you sight a pair of range lights. When in line, they bear 315° per standard magnetic compass. The chart shows that the range bearing is 312°T, and that variation is 6°W. What is the deviation of your compass at the time of the sighting? (A) 3°E (B) 3°W (C) 9°E (D) 9°W

• (A) 3°E

You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. The results are shown in illustration D035DG below. What is the transfer for a turn of 30°? (A) 40 yards (B) 140 yards (C) 190 yards (D) 230 yards

• (A) 40 yards

On tank vessels, fully charged fire extinguishers are considered semi-portable when they have a gross weight of more than __________. (A) 55 pounds (B) 75 pounds (C) 95 pounds (D) 125 pounds

• (A) 55 pounds

What is the period of validity of a Safety Management Certificate? (A) 60 months (B) 48 months (C) 42 months (D) 36 months

• (A) 60 months

The vessel shown in illustration D025DG has broken down and you are going to take her in tow. The wind is coming from her starboard beam. You are making more leeway than she. Where should you position your vessel when you start running lines? (A) A (B) B (C) C (D) D

• (A) A

Before being certified by the American Bureau of Shipping, anchor chain must undergo which process? (A) A breaking test of the chain (B) A spectroanalysis of the chain (C) A x-ray inspection of the chain (D) A USCG inspection of the chain

• (A) A breaking test of the chain

A foam-type portable fire extinguisher would be most useful in combating which type of fire? (A) A fire from flammable liquids (B) A fire in solid materials such as wood or bales of fiber (C) A fire from combustible metallic solids (D) A fire in a piece of electrical equipment

• (A) A fire from flammable liquids

Which statement about the pressure in a tank being inerted by an inert gas system is TRUE? (A) A positive pressure should be maintained at all times. (B) The maximum pressure permitted is 8 psi. (C) The pressure must remain within the limits of +5 psi to -1 psi. (D) None of the above

• (A) A positive pressure should be maintained at all times.

What shall be conducted during a fire and boat drill? (A) All watertight doors in the vicinity of the drill shall be operated. (B) Fire pumps shall be started and all exterior outlets opened. (C) All lifeboat equipment shall be examined. (D) All of the above

• (A) All watertight doors in the vicinity of the drill shall be operated.

What is the danger to personnel associated with using carbon dioxide in an enclosed space? (A) Asphyxiation (B) An explosive reaction (C) Skin burns (D) Frostbite

• (A) Asphyxiation

By convention, what color are the south seeking ends of a compass' magnet? (A) Blue (B) Black (C) Red (D) White

• (A) Blue

The spin axis of a gyroscope tends to remain fixed in space in the direction in which it is started. How does this gyroscope become north seeking so that it can be used as a compass? (A) By mechanically or electrically applying forces to precess the gyroscope (B) By starting the compass with the spin axis in a north/south position (C) By taking advantage of the property of gyroscopic inertia (D) The rotation of the Earth (Earth rate) automatically aligns the gyroscope with north, except for speed errors

• (A) By mechanically or electrically applying forces to precess the gyroscope

How does foam extinguish a fire? (A) By smothering the burning material (B) Through the chemical combination with burning material (C) By organic destruction of the burning material (D) By absorbing the burning material

• (A) By smothering the burning material

If the steersman of your lifeboat gives the command "Way enough", which action should you take? (A) Complete the stroke, raise your oar slightly, swing it forward, and place it in the boat (B) Complete the stroke, hold your oar out from the boat and level with the water (C) Lift your oar to a vertical position (D) Dip the blade of your oar into the water and leave it there

• (A) Complete the stroke, raise your oar slightly, swing it forward, and place it in the boat

If, after examination by the Quarantine Officer, your vessel is found to have a specific deficiency, you may be issued which document? (A) Controlled Free Pratique (B) Bill of health (C) Notice to Comply (D) Free Pratique

• (A) Controlled Free Pratique

What is the name of tackle number 5 as shown in illustration D029DG below? (A) Double luff tackle (B) Four-fold whip (C) Two-fold purchase (D) 3-2 purchase

• (A) Double luff tackle

What does a pyrometer measure on a diesel engine? (A) Exhaust temperature (B) Air box pressure (C) Water pressure (D) Water temperature

• (A) Exhaust temperature

Which term describes a part of a natural fiber line? (A) Fibers (B) Lacings (C) Lays (D) Twines

• (A) Fibers

Which method is used to supply inert gas from a flue gas system to the cargo tanks? • (A) High capacity fan o (B) Natural aspiration o (C) Exhaust gas pressure from the stack o (D) Inert gas compressor

• (A) High capacity fan

What does item "D" refer to in illustration D045DG of a 30-ton pedestal crane? (A) Hook block (B) Gin block (C) Heel block (D) Rider block

• (A) Hook block

An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "I" (India) to signify that "__________". (A) I am altering my course to port (B) I am altering my course to starboard (C) My vessel is stopped and making no way through the water (D) I am operating astern propulsion

• (A) I am altering my course to port

Where is an inflatable liferaft equipped with a SOLAS B pack on a fishing vessel required to be stowed? (A) In a location that it is able to float free (B) In a location stowed with the vessel's emergency equipment (C) Located as far forward as possible (D) In a location near the wheelhouse

• (A) In a location that it is able to float free

Which is TRUE of a long splice in a three strand line? (A) It can be used in running rigging (B) The splice is very weak (C) The splice doubles the size of the line (D) The splice is only used on fiber rope

• (A) It can be used in running rigging

When the vessel is on coastwise articles, what is done to the original certificate of the seaman's certificate of discharge? (A) It is given to the seaman (B) It is retained on board (C) It is sent to the shipping company (D) It is sent to Commandant, U.S. Coast Guard

• (A) It is given to the seaman

When launching an inflatable liferaft, which is TRUE concerning the operating cord? (A) It should be fastened to some substantial part of the vessel (B) It should not be fastened to anything (C) It should be fastened to the raft container (D) It should be secured to the hydrostatic release

• (A) It should be fastened to some substantial part of the vessel

(2.3.1-4) What does the line labeled "MS" indicate on the Great Lakes load line model shown in illustration D031DG below? (A) Midsummer (B) Midseason (C) Mean sea level (D) Maximum submergence

• (A) Midsummer

What does the line labeled "MS" indicate on the Great Lakes load line model shown in illustration D031DG below? (A) Midsummer (B) Midseason (C) Mean sea level (D) Maximum submergence

• (A) Midsummer

A survey of refrigerated cargo, to certify that proper methods of stowage were utilized, can be conducted by which organization? (A) National Cargo Bureau (B) American Bureau of Shipping (C) Occupational Safety and Health Administration (D) U.S. Coast Guard

• (A) National Cargo Bureau

The stowage factor for a cargo is based cubic feet and which other item? (A) One long ton (B) One short ton (C) One long metric ton (D) One short metric ton

• (A) One long ton

Which of the signals listed is required to be displayed at night while bunkering at a dock? (A) One red light (B) One red light over a yellow light (C) Two red lights (D) One red light over a white light

• (A) One red light

A tug placed at which location would have MINIMAL effect steering a large vessel? (A) Placed approximately amidships of the vessel (B) Attached by a tow line ahead of the vessel (C) Placed forward on either bow of the vessel (D) Secured on the vessel's quarter

• (A) Placed approximately amidships of the vessel

Which is a precaution you should take before bunkering? (A) Plug the scuppers (B) Close the lids on the vents (C) Plug the sounding pipes (D) Plug the vents

• (A) Plug the scuppers

According to the Chemical Data Guide, what does ethyl chloride produce when ignited? (A) Poisonous phosgene gas (B) Poisonous chlorine gas (C) Toxic fumes of lead (D) Toxic fumes of oxides of nitrogen

• (A) Poisonous phosgene gas

When running before a heavy sea, what will moving weights aft on the vessel accomplish? (A) Reduce the yawing of the vessel (B) Reduce the rolling of the vessel (C) Increase the rolling of the vessel (D) Increase the yawing of the vessel

• (A) Reduce the yawing of the vessel

Which is the Best way to reduce your wake in a narrow channel? (A) Reduce your speed (B) Apply enough rudder to counter the effect of the current (C) Change your course to a zigzag course (D) Shift the weight to the stern

• (A) Reduce your speed

You are requisitioning stores for your tank vessel. What type of matches are permitted aboard? (A) Safety (B) Self-extinguishing (C) Wooden (D) Phosphorous

• (A) Safety

What is the gyrocompass error resulting from your vessel's movement in OTHER than an east-west direction? (A) Speed error (B) Damping error (C) Ballistic deflection (D) Quadrantal error

• (A) Speed error

In illustration D033DG below, what is the run of plating labeled A known as? (A) Stringer plate (B) Deck longitudinal (C) Deck plating (D) Sheer strake

• (A) Stringer plate

Which statement is TRUE concerning deep well self-priming pumps? (A) Stripping systems are generally eliminated for the purposes of cargo handling. (B) In recent years deep well pumps have become increasingly unpopular in product tankers and medium size crude ships. (C) There is no danger of damaging the pump from overheating. (D) When loading oil cargo, it is always loaded via the discharge line through to the pump until the

• (A) Stripping systems are generally eliminated for the purposes of cargo handling.

If you must swim through an oil fire, which action should be avoided? (A) Swim with the wind (B) Enter the water feet first (C) Cover eyes with one hand when entering the water (D) Wear as much clothing as possible

• (A) Swim with the wind

Which international body is responsible for drafting the convention prohibiting marine pollution (MARPOL)? (A) The International Maritime Organization (B) The Association of Seafaring Nations (C) The Maritime Advisory Council (D) The International Association of Shipping

• (A) The International Maritime Organization

Which agency must approve the Safety equipment on board inspected vessels? (A) The U.S. Coast Guard (B) The Safety Standards Bureau (C) The National Safety Council (D) The Occupational Safety and Health Administration (OSHA)

• (A) The U.S. Coast Guard

What is required of the access to a cargo pumproom on a tank vessel carrying grade D liquid cargo? (A) The access shall be from the open deck (B) The access shall only be from areas equipped with power ventilation systems (C) The access shall be away from galleys, living quarters, or navigation spaces (D) The access shall be isolated from sources of vapor ignition

• (A) The access shall be from the open deck

Which indicates the holding capability of an anchor? (A) The anchor's ability to dig in (B) The stowage of the anchor on board (C) The shape of the anchor (D) The size of the vessel and its draft

• (A) The anchor's ability to dig in

When a vessel with a single right-hand propeller backs to port which statement is TRUE? (A) The bow falls off to starboard (B) The vessel moves bodily to port without changing heading (C) The vessel moves bodily to starboard without changing heading

• (A) The bow falls off to starboard

Which is TRUE concerning the cheek length of a block in inches? (A) The cheek length should be three times the circumference of a manila line (B) The cheek length should be twice the diameter of its sheaves for manila line (C) The cheek length should be five times the diameter of a manila line (D) The cheek length should be twenty times the diameter of a manila line

• (A) The cheek length should be three times the circumference of a manila line

The maneuvering information required to be posted in the wheelhouse must be based on certain conditions. Which of the following is NOT one of these conditions? (A) The depth of the water must be at least one and one-half times the draft. (B) There must be no current. (C) The hull must be clean. (D) There must be calm weather-wind 10 knots or less and a calm sea.

• (A) The depth of the water must be at least one and one-half times the draft.

When talking about wire rope, what does the lay of the wire refer to? (A) The direction wires and strands are twisted together (B) The direction the core is twisted (C) The material used in the core (D) The number of strands in the wire

• (A) The direction wires and strands are twisted together

Which is TRUE for the connection facilities utilized for the international shore connection aboard the vessel? (A) The facilities shall be available on each side of the vessel (B) The facilities shall be as close as possible to the house (C) There shall be a facility on each level of the accommodation space (D) The facilities shall be on the main deck only

• (A) The facilities shall be available on each side of the vessel

Which is TRUE for the directive force acting on a gyrocompass? • (A) The force increases as the latitude decreases, being maximum at the geographic equator o (B) The force is greatest when a vessel is near the Earth's magnetic equator o (C) The force increases as the latitude increases, being maximum at the geographic poles o (D) The force remains the same at all latitudes

• (A) The force increases as the latitude decreases, being maximum at the geographic equator

According to uninspected vessel regulations what is NOT listed on the metallic name plate required to be attached to hand portable fire extinguishers? (A) The hydrostatic test date of the cylinder (B) An identifying mark of the actual manufacturer (C) The rated capacity in gallons, quarts, or pounds (D) The name of the item

• (A) The hydrostatic test date of the cylinder

Which defines the standing part of a tackle? (A) The standing part of the tackle is that part of the falls made fast to one of the blocks (B) The standing part of the tackle is the hook that engages the weight to be moved (C) The standing part of the tackle is all the fall except the hauling part (D) The standing part of the tackle is that part to which power is applied

• (A) The standing part of the tackle is that part of the falls made fast to one of the blocks

On small passenger vessels, all spaces containing gasoline-powered machinery or gasoline storage tanks must be ventilated? Which is the requirement for the ventilation system? (A) The system shall have natural air supply and mechanical exhaust fans (B) The system shall have air conditioning to control moisture (C) The system shall have cowls and scoops which can be closed during foul weather (D) The system shall have mechanical air supply fans and natural exhaust

• (A) The system shall have natural air supply and mechanical exhaust fans

You are docking a ship with a single-screw tug assisting on your starboard bow. How should the tug be tied up if you are anticipating that she will have to hold your bow off while you stem the current? (A) The tug should put a stern line up, leading ahead on the ship. (B) One head line would be sufficient. (C) The tug would need at least two head lines. (D) The tug should put a spring line up, leading astern on the ship.

• (A) The tug should put a stern line up, leading ahead on the ship.

Which statement is TRUE concerning life jackets which are severely damaged? (A) They should be replaced. (B) They can be repaired by a reliable seamstress. (C) They can be used for children. (D) They must be tested for buoyancy before being continued in use.

• (A) They should be replaced.

What is the name of tackle number 12 as shown in illustration D029DG below? (A) Threefold purchase (B) Gin tackle (C) Deck tackle (D) Davit tackle

• (A) Threefold purchase

What is the name of tackle number 12 as shown in illustration D029DG below? (A) Threefold purchase (B) Gin tackle (C) Davit tackle (D) Deck tackle

• (A) Threefold purchase

When a tug makes up to a large vessel, why should the spring line be led from as far forward as possible on the tug? (A) To ensure that the tug can pivot freely (B) To keep the length of the spring line minimized (C) To ensure the friction on the spring line is minimized (D) So that the head line and spring line can be worked simultaneously

• (A) To ensure that the tug can pivot freely

Why are deck beams cambered on a vessel? (A) To provide drainage from the decks (B) To relieve deck stress (C) To increase their strength (D) To allow for welding expansion

• (A) To provide drainage from the decks

Which letter in illustration D030DG below represents a plain whipping? (A) V (B) J (C) E (D) F

• (B) J

What is NOT a basic shiphandling rule for navigating in ice concentrations on the Great Lakes? (A) Transit ice along pressure ridges when possible. (B) Keep moving - even very slowly, but keep moving. (C) Excessive speed means ice damage. (D) Work with the ice movement, not against

• (A) Transit ice along pressure ridges when possible.

What is NOT a basic shiphandling rule for navigating in ice concentrations on the Great Lakes? (A) Transit ice along pressure ridges when possible. (B) Keep moving - even very slowly, but keep moving. (C) Excessive speed means ice damage. (D) Work with the ice movement, not against.

• (A) Transit ice along pressure ridges when possible.

What is the name of the mark indicated by the letter D in illustration D003DG below? (A) Tropical load line (B) Winter load line (C) Summer load line (D) Fresh load line

• (A) Tropical load line

Your vessel is anchored in an open roadstead with three shots of chain out on the port anchor. The wind freshens considerably and the anchor begins to drag. Which action should you take FIRST? (A) Veer out more chain on the port anchor. (B) Sheer out to starboard using the rudder, then drop the starboard anchor with about four shots of chain. (C) Put the engines slow ahead to help the anchor. (D) Drop the starboard anchor short with about one shot of chain.

• (A) Veer out more chain on the port anchor.

As a ship moves through the water, it drags with it a body of water called the wake. Which term defines the ratio of the wake speed to the ship's speed? (A) Wake fraction (B) Propeller velocity (C) Wake distribution (D) Speed of advance

• (A) Wake fraction

You are anchoring your vessel. When should you release and payout the anchor? (A) When the vessel is has minimal sternway (B) When the vessel is going full ahead (C) When the vessel is going full astern (D) When the vessel is dead in the water

• (A) When the vessel is has minimal sternway

You are docking a vessel. When are the wind and current most favorable in this situation? (A) When they are both parallel to the pier from ahead (B) When they are both setting you on the pier (C) When they are crossing your course, in opposite directions to the other (D) When they are crossing your course, both in the same direction

• (A) When they are both parallel to the pier from ahead

You are picking up a conscious person that has fallen overboard in one of the vessels motor boats. Recovery is easier in a light breeze if you approach from which direction? (A) Windward with the victim to leeward (B) Leeward with the victim to windward (C) Approach with the wind on your starboard side (D) Approach with the wind on your port side

• (A) Windward with the victim to leeward

How should cargo tank hatches be protected when the ullage opening is open and the tank NOT gas free? (A) With flame screens (B) With pressure-vacuum relief valves (C) With warning signs (D) With gooseneck vents

• (A) With flame screens

You are loading at port A, governed by the summer load line mark, for a voyage to port B, governed by the winter mark. The fresh water allowance is 10", and the hydrometer reads 1.020. Which statement is TRUE? (A) You may load to the summer mark plus 2 inches if you will be at the winter mark when entering the winter zone. (B) You may not load beyond the winter mark except for 2 inches brackish water allowance. (C) You may not load beyond the summer mark and must be at the winter mark upon arrival at port B. (D) You may not load beyond the summer mark plus 8 inches brackish water allowance.

• (A) You may load to the summer mark plus 2 inches if you will be at the winter mark when entering the winter zone.

Which statement is TRUE? (A) You must keep a record of garbage discharged in port to a shore facility. (B) It is not required to keep a record of dumping ground garbage in to the sea more than 25 miles offshore. (C) You are not required to keep a record of garbage incinerated on the vessel. (D) You must keep a record of the approximate weight of the garbage dumped into the sea.

• (A) You must keep a record of garbage discharged in port to a shore facility.

Two vessels are abreast of each other and passing port to port in a confined waterway. What should you expect as your bow approaches the screws of the other vessel? (A) Your bow will sheer towards the other vessel. (B) Your draft will significantly decrease. (C) Your speed will significantly increase. (D) Your bow will sheer away from the other vessel.

• (A) Your bow will sheer towards the other vessel.

On a hydrocarbon flammability chart the line which extends from 0% to 21.8% oxygen, lying tangent to the flammability range, is called the __________. (A) critical dilution line (B) minimum oxygen content line (C) critical displacement line (D) upper threshold limit

• (A) critical dilution line

When cutting wire rope, seizings are put on each side of the cut. The seizings prevent the wire from unlaying and also __________. (A) maintain the original balance of the tension in the wires and strands (B) forces lubricant from the core to protect the raw, cut end (C) prevent moisture from entering between the wires at the cut end (D) All of the above

• (A) maintain the original balance of the tension in the wires and strands

Free communication will adversely affect transverse stability only when the flooded space is __________. (A) off-center (B) open to the sea above and below the waterline (C) on the centerline (D) completely flooded

• (A) off-center

The primary reason for placing covers over storage batteries is to __________. (A) protect against accidental shorting across terminals (B) prevent movement of the battery in rough waters (C) prevent the accumulation of explosive gases (D) protect the hull from leaking electrolyte

• (A) protect against accidental shorting across terminals

By law, a user of marijuana shall be subject to which of the following? (A) revocation of Merchant Mariner Credential (B) termination of employment (C) loss of pay during the period of such use (D) reprimand by the US Coast Guard

• (A) revocation of Merchant Mariner Credential

Before welding is permitted on a fuel tank, it must be certified or declared as which of the following? (A) safe for hot-work (B) not safe for hot-work (C) safe for personnel (D) not safe for personnel

• (A) safe for hot-work

What is the name given to the canvas covering of fire hose? (A) Casing (B) Jacket (C) Line cover (D) Outer hose

• (B) Jacket

You are on a 120,000 DWT loaded bulk carrier. What is the maximum safe docking speed when coming alongside? (A) 0.5 foot per second (0.30 knot) (B) 0.2 foot per second (0.12 knot) (C) 0.1 foot per second (0.06 knot) (D) 0.75 foot per second (0.44 knot)

• (B) 0.2 foot per second (0.12 knot)

How much force would be required to lift a weight of 200 lbs. using a gun tackle rigged to disadvantage (do not consider friction)? (A) 50 lbs. (B) 100 lbs. (C) 150 lbs. (D) 200 lbs.

• (B) 100 lbs.

What size block shell should be used with a 4-inch manila line? (A) 8" (B) 12" (C) 16" (D) 24"

• (B) 12"

Which is the length of a standard "shot" of anchor chain? (A) 12 fathoms (B) 15 fathoms (C) 18 fathoms (D) 20 fathoms

• (B) 15 fathoms

On stud-link anchor chain, how much does the addition of the stud increases the strength of the link? (A) 10% (B) 15% (C) 20% (D) 50%

• (B) 15%

International Oil Pollution Prevention (IOPP) Certificates are required for each U.S. oil tanker at or above how many gross registered tons? (A) 100 gross registered tons (B) 150 gross registered tons (C) 300 gross registered tons (D) 400 gross registered tons

• (B) 150 gross registered tons

To be in accordance with regulations for vessels carrying Liquefied Flammable Gases, what is the minimum requirement of locations for the cargo system remote controls of quick-closing shut off valves? o (A) 1 • (B) 2 o (C) 3 o (D) 4

• (B) 2

Uninspected motor vessels constructed after 25 April 1940, which use fuel with a flash point of 110°F (43°C) or less, shall have at least what number of ventilator ducts for the removal of explosive or flammable gases, provided that they are not required to have ignition protected electrical components or fuel tanks that vent directly to the outside of the craft? (A) 1 (B) 2 (C) 3 (D) 4

• (B) 2

What is the minimum number of fire pumps required on a cargo vessel of 2,000 GT? (A) 1 (B) 2 (C) 3 (D) 4

• (B) 2

Cargo pumprooms on tank vessels, constructed in 1965, handling grade C liquid cargo shall have power ventilation systems. What is time requirement for these ventilation systems to completely change the air? (A) 1 minute (B) 3 minutes (C) 5 minutes (D) 10 minutes

• (B) 3 minutes

A 98 GT uninspected towing vessel built in 2017 with a 1500 B.H.P. engine capability would be required to carry how many type 20-B hand portable fire extinguishers on board (including machinery space)? (A) 2 (B) 4 (C) 6 (D) 8

• (B) 4

You are conducting trials to determine the maneuvering characteristics of your vessel. While making a turn, you take ranges and bearings of an isolated light. The results are shown in illustration D034DG below. What is the transfer for a turn of 90°? (A) 355 yards (B) 400 yards (C) 475 yards (D) 510 yards

• (B) 400 yards

Using the available references, if the dry bulb temperature is 55°F (13°C) and the wet bulb is 50°F (10°C), what is the relative humidity? (A) 55% (B) 70% (C) 75% (D) 82%

• (B) 70%

A man aboard a vessel, signaling by raising and lowering his outstretched arms to each side. What does this signal indicate? (A) Danger, stay away (B) A distress signal (C) All is clear, it is safe to approach (D) All is clear, it is safe to pass

• (B) A distress signal

When more than one vessel is being assisted by an icebreaker, distances between vessels should be constant. Which signal should be given by a vessel which is ahead of another and whose speed suddenly begins to drop? (A) A flag hoist consisting of the code figure "4" (B) A flag hoist consisting of the code figure "5" (C) A flag hoist consisting of the code letters "FE" (Foxtrot-Echo) (D) Four short blast on the whistle

• (B) A flag hoist consisting of the code figure "5"

Which of the signals listed is required to be displayed during the day while bunkering? (A) A red light (B) A red flag (C) A yellow flag (D) A red and yellow flag

• (B) A red flag

When bunkering at a dock which of the following signals must be displayed? (A) A yellow flag by day, red light by night (B) A red flag by day, red light by night (C) A green flag by day, green light by night (D) A red flag by day, a blue light by night

• (B) A red flag by day, red light by night

Which item do you NOT have to provide for the Coast Guard representative at the time of a stability test? (A) Capacity plans showing the vertical and longitudinal centers of gravity of stowage spaces and tanks. (B) A stability letter. (C) Tank sounding tables and draft mark locations. (D) General arrangement plans of decks, holds and inner bottoms

• (B) A stability letter.

Which statement about entry into a water ballast tank that has been sealed for a long time is TRUE? (A) A "buddy system" should be used where someone enters the tank with you. (B) After ventilation and testing, and the tank is found safe for entry, someone should standby at the tank entrance while you are inside. (C) Sea water acts on the ship's metal and generates chlorine gas which may accumulate in poisonous quantities. (D) You should always wear a gas mask.

• (B) After ventilation and testing, and the tank is found safe for entry, someone should standby at the tank entrance while you are inside.

What factor is essential to the proper operation of a radiator cooled engine? (A) Cooling water pressure (B) Air flow through the radiator (C) Low heat of combustion (D) Jacket water treatment

• (B) Air flow through the radiator

Which of the following is required to have a Shipboard Oil Pollution Emergency Plan? (A) All vessels, regardless of size and commercial application (B) An oil tanker of 150 gross tons and above, or other ship of 400 gross tons and above (C) Any barge or ship constructed or operated in such a manner that no oil in any form can be carried aboard (D) An oil tanker of 400 gross tons and above, or other ships of 150 gross tons and above

• (B) An oil tanker of 150 gross tons and above, or other ship of 400 gross tons and above

When anchoring in a current, which statement is TRUE? (A) Drop the anchor with the bow headed downstream (B) Anchor while stemming the current (C) Back your vessel into the current (D) All of the above

• (B) Anchor while stemming the current

Which term defines when a boat turns broadside to heavy seas and winds, thus exposing the boat to the danger of capsizing? (A) Trimmed (B) Broached (C) Pitchpoled (D) Yawed

• (B) Broached

To determine the number of able seamen required on an inspected vessel, you should check which document? (A) Load Line Certificate (B) Certificate of Inspection (C) operations manual (D) Safety of Life at Sea Certificate

• (B) Certificate of Inspection

To determine the number of inflatable liferafts required on a vessel, you should check which document? (A) SOLAS Certificate (B) Certificate of Inspection (C) Stability Letter (D) Load Line Certificate

• (B) Certificate of Inspection

Which statement is correct concerning the carriage of coal in bulk? (A) Dunnage should be placed against ship's sides and around stanchions. (B) Coal should be vented with surface ventilation only. (C) Through ventilation, as well as surface ventilation, should be provided whenever possible. (D) Because of its inherent vice, coal should not be loaded wet.

• (B) Coal should be vented with surface ventilation only.

The number of certificated able seamen and lifeboatmen required on a vessel is determined by which organization? (A) Corps of Engineers (B) Coast Guard (C) American Bureau of Shipping (D) International Maritime Organization

• (B) Coast Guard

On an inspected vessel, when may a stability test be dispensed with? (A) projected cost is unreasonable (B) Coast Guard has the approved stability test results of a sister vessel (C) Coast Guard does not have a qualified inspector available (D) vessel is of a proven design

• (B) Coast Guard has the approved stability test results of a sister vessel

You are approaching a ship that is broken down and are preparing to take her in tow. BEFORE positioning your vessel to pass the towline, which action should you take? (A) Install chafing gear on the towline (B) Compare the rate of drift between the ships (C) Secure the bitter end of the towing hawser to prevent loss if the tow is slipped (D) Have traveling lizards rigged to guide the towline while it is paid-out

• (B) Compare the rate of drift between the ships

How should the letter "D" be pronounced when spoken on the radiotelephone? (A) DA VID (B) DELL TAH (C) DOG (D) DUKE

• (B) DELL TAH

You have orders to load cargoes of carbon disulfide, diisopropylamine and pyridine on your multiproduct tankship. Which statement is TRUE? (A) Pyridine and diisopropylamine may be carried in tanks having a common header vent. (B) Diisopropylamine must be separated from carbon disulfide by two barriers (cofferdams, voids, empty tanks, etc.) (C) Carbon disulfide may be carried in NOS. 1 and 2 center tanks and diisopropylamine in NOS. 1 and 2 wing tanks. (D) A tank of carbon disulfide may be used to separate a tank of pyridine from a tank of diisopropylamine

• (B) Diisopropylamine must be separated from carbon disulfide by two barriers (cofferdams, voids, empty tanks, etc.)

You have orders to load cargoes of carbon disulfide, diisopropylamine and pyridine on your multiproduct tankship. Which statement is TRUE? (A) Pyridine and diisopropylamine may be carried in tanks having a common header vent. (B) Diisopropylamine must be separated from carbon disulfide by two barriers (cofferdams, voids, empty tanks, etc.) (C) Carbon disulfide may be carried in NOS. 1 and 2 center tanks and diisopropylamine in NOS. 1 and 2 wing tanks. (D) A tank of carbon disulfide may be used to separate a tank of pyridine from a tank of diisopropylamine.

• (B) Diisopropylamine must be separated from carbon disulfide by two barriers (cofferdams, voids, empty tanks, etc.)

When the dew point of the outside air is higher than the dew point of the air in the cargo hold, which action should you take? (A) Ventilate the cargo holds (B) Do not ventilate the cargo holds (C) Energize the exhaust blowers (D) Energize the intake blowers

• (B) Do not ventilate the cargo holds

Which types of portable fire extinguishers are designed for use on electrical fires? (A) Dry chemical and soda-acid (B) Dry chemical and carbon dioxide (C) Carbon dioxide and foam (stored pressure) (D) Foam (stored pressure) and soda-acid

• (B) Dry chemical and carbon dioxide

Safety goggles or glasses are NOT normally worn during which task? (A) Letting go the anchor (B) Handling wire rope or natural fiber line (C) Painting with a spray gun (D) Using a rotary grinder with an installed shield

• (B) Handling wire rope or natural fiber line

What is the cause of most minor spills of oil products? (A) Major casualties (B) Human error (C) Unforeseeable circumstances (D) Equipment failure

• (B) Human error

Mooring wire fiber tails should be inspected on a regular basis. Which of the following would be included in the inspection? (A) Inspection of the overall length to determine amount of stretch (B) Inspection of the connection between the wire and tail (C) Inspection for any signs of fading (D) Inspection of the diameter and replace if there is a 10% increase

• (B) Inspection of the connection between the wire and tail

Which is one advantage of the "all-purpose nozzle" over the older solid stream fixed nozzle? (A) It increases the amount of water reaching the fire (B) It converts a stream of water into a fog (C) It is available to fit any size hose (D) It can spray two streams of water at the same time

• (B) It converts a stream of water into a fog

According to small passenger vessel regulations, while serving as Master on board your vessel, what should be done with your credential? (A) It must be displayed in the company office on shore (B) It must be in your possession on board the vessel (C) It must be displayed in your home (D) It must be kept in the Coast Guard office where you sat for your license

• (B) It must be in your possession on board the vessel

Which statement about a tunnel bow thruster is TRUE? (A) It is fully effective at speeds up to about six knots. (B) It provides lateral control without affecting headway. (C) It can be used to slow the ship in addition to backing down. (D) It will allow you to hold a position when the current is from astern.

• (B) It provides lateral control without affecting headway.

What is the main advantage of a Chinese stopper over the one line stopper? (A) It is stronger (B) It will not jam on the mooring line (C) It is safer to use when under heavy tension (D) It easier to use when under heavy tension

• (B) It will not jam on the mooring line

Under the Pollution Regulations, which action is required when you dump food wastes in to the sea? (A) Make an entry in the Official Logbook (B) Keep a record for two years (C) You must notify the U.S. Coast Guard (D) No action is required if you are more than 25 miles from land and no plastic materials are dumped.

• (B) Keep a record for two years

Under the Pollution Regulations, which action is required when you dump food wastes in to the sea? (A) Make an entry in the Official Logbook (B) Keep a record for two years (C) You must notify the U.S. Coast Guard (D) No action is required if you are more than 25 miles from land and no plastic materials are dumped.

• (B) Keep a record for two years

How is the Master or operator of a vessel required to keep the crew informed of the regulations concerning the discharging of garbage overboard? (A) Call an all hands meeting before sailing. (B) Keep placards prominently posted. (C) Have each person read and sign a copy of the regulations. (D) Give each crewmember a copy of ANNEX V of MARPOL.

• (B) Keep placards prominently posted.

In illustration D033DG below, which letter indicates a longitudinal? (A) M (B) L (C) E (D) C

• (B) L

A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. Which action should be taken? (A) Replaced in its proper location if weight loss is no more than 15% (B) Labeled empty and recharged as soon as possible (C) Replaced in its proper location regardless of weight (D) Replaced in its proper location if weight loss is no more than 25%

• (B) Labeled empty and recharged as soon as possible

On a single-screw vessel, when coming port side to a pier and being set off the pier, which action should you take? (A) Approach the pier on a parallel course at reduced speed (B) Make your approach at a greater angle than in calm weather (C) Point the vessel's head well up into the slip and decrease your speed (D) Swing wide and approach the pier so as to land starboard side to

• (B) Make your approach at a greater angle than in calm weather

Who must ensure that the emergency lighting and power systems on cargo vessels are operated at least weekly? (A) Engineering officer assigned (B) Master (C) Deck officer assigned (D) Chief Engineer

• (B) Master

Which is TRUE concerning fixed ballast, on small passenger vessels? (A) Only moved under the supervision of the owner, Master or shipyard (B) Moved temporarily for examination or repair of the vessel, when done under the supervision of an inspector (C) Discharged or moved at any time (D) Moved under any condition except extreme emergency

• (B) Moved temporarily for examination or repair of the vessel, when done under the supervision of an inspector

Who would normally certify that all preparations have been made and all regulations observed prior to loading a cargo of bulk grain? (A) U.S. Coast Guard (B) National Cargo Bureau (C) American Bureau of Shipping (D) Master of the vessel

• (B) National Cargo Bureau

What is the MOST irritating to the skin? (A) Carbon disulfide (B) Oleum (C) Ethyl alcohol (D) Isoprene

• (B) Oleum

The galley on your cargo vessel has an area of 2,500 square feet. Which of the following would fulfill the minimum requirements for fire protection? (A) One B-I extinguisher (B) One B-II extinguisher (C) One B-II and one C-II extinguisher (D) One B-V extinguisher

• (B) One B-II extinguisher

Which is a precaution you should take before bunkering? (A) Plug the vents (B) Plug the scuppers (C) Close the lids on the vents (D) Plug the sounding pipes

• (B) Plug the scuppers

Which term is given to the brickwork surrounding the firebox of a boiler? (A) The fire plate (B) Refractory (C) The screen wall (D) The waterwall

• (B) Refractory

Which danger exists to people when CO2 is discharged into a small enclosed space? (A) Damaged eardrums (B) Respiratory arrest (C) Frostbite (D) Electric shock

• (B) Respiratory arrest

Which term defines the strainer at the bottom of a bilge suction pipe to prevent clogging? (A) Pipe cap (B) Rose box (C) Bellmouth (D) Flange

• (B) Rose box

Aboard small passenger vessels, which material may be used for diesel fuel line installations but not for gasoline fuel lines? (A) Nickel-copper tubing (B) Seamless steel pipe or tubing (C) Annealed copper tubing (D) Copper-nickel tubing

• (B) Seamless steel pipe or tubing

What is the name of the mark indicated by the letter E in illustration D003DG below? (A) Fresh water line (B) Summer water line (C) Tropical water line (D) Winter water line

• (B) Summer water line

Which agency both assigns load lines, and issues Load Line Certificates? (A) The Secretary of Commerce (B) The American Bureau of Shipping (C) The U.S. Coast Guard (D) The U.S. Customs

• (B) The American Bureau of Shipping

Who is responsible for the preparation of muster lists and signing of same? (A) The owner of the vessel (B) The Master of the vessel (C) The Chief Officer of the vessel (D) The United States Coast Guard

• (B) The Master of the vessel

You are transporting dangerous cargo on your vessel. Who is required to sign the Dangerous Cargo Manifest acknowledging the correctness of the document? (A) Only the Master (B) The Master or his authorized representative (C) The shipper (D) A U.S. Coast Guard Marine Inspector

• (B) The Master or his authorized representative

As a general rule, how will your vessel lie when it is drifting in a locale where there is no current? (A) The bow to the wind (B) The beam to the wind (C) With the wind on the quarter (D) The stern to the wind

• (B) The beam to the wind

You have taken another vessel in tow at sea. Which is an indicator that the towing speed is too fast? (A) The vessels are not in step (B) The catenary comes clear of the water (C) The towed vessel goes "in irons" (D) The tow line feels like it is "jumping" when touched

• (B) The catenary comes clear of the water

Where can the U.S. regulations for the preparation of cargo holds prior to loading hazardous material be found? (A) 46 CFR 176.58 (B) 49 CFR 176.63 (C) 49 CFR 176.58 (D) 46 CFR 176.57

• (C) 49 CFR 176.58

Which is TRUE if the compass error of a magnetic compass has no deviation? (A) The compass error is constant at any geographical location (B) The compass error is equal to variation (C) The compass error is eliminated by adjusting the compass (D) The compass error equals zero

• (B) The compass error is equal to variation

Which statement describes the primary process by which fires are extinguished by dry chemical? (A) The dry chemical smothers the fire. (B) The dry chemical powder attacks the fuel and oxygen chain reaction. (C) The powder forms a solid coating over the surface. (D) The stream of dry chemical powder cools the fire.

• (B) The dry chemical powder attacks the fuel and oxygen chain reaction.

When bunkering is complete, which is the correct procedure concerning the bunker hoses? (A) The hose must be stowed vertically and allowed to drain (B) The hose must be drained, blanked off, and stored securely (C) The hose should be washed out with hot soapy water (D) The hose must be cleaned internally with a degreaser

• (B) The hose must be drained, blanked off, and stored securely

Which expresses the term leeway? (A) The momentum of a vessel after her engines have been stopped (B) The lateral movement of a vessel downwind of her intended course (C) The difference between the true course and the compass course (D) The displacement of a vessel multiplied by her speed

• (B) The lateral movement of a vessel downwind of her intended course

While on watch at sea you must maintain a proper lookout at all times. On a 700-foot cargo vessel being hand-steered during daylight hours in good visibility and clear of any navigational hazards, who may be the lookout? (A) The helmsman (B) The mate on watch (C) Either A or B (D) Neither A nor B

• (B) The mate on watch

The important initial stability parameter, GM, is which of the following? (A) The height of the center of gravity above the keel (B) The metacentric height (C) The height of the metacenter above the keel (D) The height of the center of buoyancy above the keel

• (B) The metacentric height

Which statement concerning an accidental oil spill in the navigable waters of the U.S. is TRUE? (A) The Corps of Engineers is responsible for the cleanup of the spill. (B) The person in charge must report the spill to the Coast Guard. (C) The Department of Interior is responsible for the cleanup of the spill. (D) A warning broadcast must be made by radiotelephone.

• (B) The person in charge must report the spill to the Coast Guard.

A U.S. Coast Guard icebreaker, while escorting ships in ice, has sounded four short and one long blasts on the whistle. What does this indicate? (A) The vessel is increasing speed; watch for broken ice (B) The vessel has become icebound, Stop (C) The vessel has its engines full astern, stay clear (D) The vessel is increasing the distance between vessels

• (B) The vessel has become icebound, Stop

A vessel reduces speed without backing. Which item is the primary factor that determines the rate that her speed through the water decreases? (A) The vessel's horsepower (B) The vessel's displacement (C) The number of propellers (D) The sea state

• (B) The vessel's displacement

What type of knot in illustration D030DG below is indicated by the Letter "E"? (A) Blackwall hitch (B) Timber and half hitch (C) Stopper hitch (D) Bowline on a bight

• (B) Timber and half hitch

A situation has occurred in which your vessel must be towed. When the towing vessel passes the towing line to you, where should you secure the line? (A) To the forward part of the deckhouse (B) To the forwardmost bitts (C) At the stern (D) To the base of the foremast

• (B) To the forwardmost bitts

A SART unit is used for which of the following? (A) To transmit a visual location signal to the Rescue Coordination Center (B) To transmit location signals that can be received on an X-band radar (C) To transmit a satellite location signal via the Rescue Coordination Center (D) To transmit location signals at a range greater than 1,000 miles

• (B) To transmit location signals that can be received on an X-band radar

A thrust block is designed to accomplish which action? (A) To absorb the shock of wave pressure at the bow (B) To transmit the thrust of the propeller to the vessel (C) To transmit the thrust of the engine to the propeller (D) To be placed between the engines and the foundation to absorb the vibration

• (B) To transmit the thrust of the propeller to the vessel

As a ship moves through the water, it causes a wake, which is also moving forward relative to the sea. In addition to a fore and aft motion, which direction will the wake flow? (A) Upward and outward flow (B) Upward and inward flow (C) Downward and outward flow (D) Downward and inward

• (B) Upward and inward flow

As a ship moves through the water, it causes a wake, which is also moving forward relative to the sea. In addition to a fore and aft motion, which direction will the wake flow? (A) Upward and outward flow (B) Upward and inward flow (C) Downward and outward flow (D) Downward and inward flow

• (B) Upward and inward flow

Which statement is TRUE to back a right-handed, single-screw vessel in a straight line? (A) Use very little rudder (B) Use some right rudder (C) Use full left rudder (D) Use some left rudder

• (B) Use some right rudder

Which statement is TRUE when using the anchor to steady the bow while approaching a dock? (A) Steering control is ineffective in trying to turn to the side opposite to that of the anchor being used (B) Using an offshore anchor decreases the chances of the anchor holding (C) The vessel will tend to take a large sheer towards the side where the anchor is down (D) The anchor cable must never lead under the hull

• (B) Using an offshore anchor decreases the chances of the anchor holding

Upon completion of fueling a gasoline driven vessel it is necessary to perform which task? (A) Start the engines immediately (B) Ventilate before starting engine (C) Keep ports, doors, windows, and hatches closed (D) None of the above

• (B) Ventilate before starting engine

Which extinguishing agent is most effective on a mattress fire? (A) Dry Chemical (B) Water (C) CO2 (D) Halon

• (B) Water

All inflatable liferafts have which item? (A) Safety straps from the overhead (B) Water stabilizing pockets (C) Releasing hooks at each end (D) Built in seats

• (B) Water stabilizing pockets

You are on watch at sea and find it prudent to call the Master to the bridge due to traffic congestion. Which statement is TRUE concerning the moment that the Master officially relieves you of the conn? (A) When a watchstander announces "Captain's on the bridge" (B) When the Master specifically informs you that he has the conn (C) The moment you call the Captain to the bridge in a traffic situation (D) The moment the Captain states the course being steered

• (B) When the Master specifically informs you that he has the conn

You are a watchstanding mate and have come to the bridge to relieve the watch. After reviewing the chart and having been briefed by the off-going mate, you are now ready to effect the relief. When is the watch officially transferred to you? (A) As the mate being relieved says, "You have the conn" and you state the ship's course (B) When you say, "I relieve you" and you state the course per gyro and magnetic compasses (C) When you state the vessel's charted position, present course and port of destination (D) As the mate being relieved tells you the vessel's course and speed and states that you have the watch

• (B) When you say, "I relieve you" and you state the course per gyro and magnetic compasses

How should you signal the crane operator to lower the boom? (A) With hands clasped in front of your body. (B) With arm extended and fingers closed, point thumb downward. (C) Extend arm with the palm down, and hold this position rigidly. (D) With arm extended downwards and forefinger pointing down, move hand in small horizontal circles.

• (B) With arm extended and fingers closed, point thumb downward.

All lifeboats, rescue boats, and rigid-type liferafts shall be stripped, cleaned, and thoroughly overhauled at which time interval? (A) 6 months (B) Yearly (C) 18 months (D) Every two years

• (B) Yearly

You are Master of a vessel that is sold in a foreign country after discharge of cargo. What is your responsibility to the crew in regards to return to the United States? (A) There is no requirement for return to the United States provided the voyage has exceeded 4 weeks duration. (B) You must provide passage to the port of original engagement. (C) You must provide air transportation to the nearest port of entry in the United States. (D) The crew can be employed on another United States vessel, but only if it is returning to the port of original engagement.

• (B) You must provide passage to the port of original engagement.

You are docking a vessel. Which statement is TRUE? (A) You should approach the dock at a 90° angle (B) You should go in against the current (C) You should pass a mooring line to the dock and let the crew pull the vessel to (D) You should go in with the current

• (B) You should go in against the current

If a cargo of kerosene were considered "too lean" to explode, then it must be __________. (A) above the "explosive range" (B) below the "explosive range" (C) within the "explosive range" (D) None of the above

• (B) below the "explosive range"

You discover a leak in the fuel line to the engine. You should FIRST __________. (A) start the bilge pump (B) close the fuel valve at the tank (C) make a temporary repair with canvas or tape (D) activate the CO2 system

• (B) close the fuel valve at the tank

The greatest horizontal stress between the heads of the booms in the yard and stay rig occurs when the load is in such a position that the __________. (A) stay fall is vertical (B) falls are at an equal angle to the horizontal (C) stay fall is at a greater angle to the horizontal than the yard fall (D) yard fall is at a greater angle to the horizontal than the stay fall

• (B) falls are at an equal angle to the horizontal

Grade D liquids are those having flash points of __________. (A) 150°F or greater but less than 212°F (B) greater than 80°F and less than 150°F (C) 80°F or less (D) 212°F or greater

• (B) greater than 80°F and less than 150°F

When approaching a fire from leeward you should shield firefighters from the fire by using __________. (A) a straight stream of water (B) high-velocity fog (C) low-velocity fog (D) foam spray

• (B) high-velocity fog

When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed, the watch officer should record the results __________. (A) on a Napier diagram (B) in the compass deviation log (C) in the vessel's Official Logbook (D) on the compass deviation card

• (B) in the compass deviation log

You are the Master of a single-screw vessel. You are docking at a port which has no tugs available. You decide to drop the offshore anchor to help in docking. How much chain should you out? (A) NEVER use the anchor to help in docking (B) 5 to 7 times the depth of the water (C) 1 1/2 times the depth of the water to the hawsepipe (D) Equal to the depth of the water

• (C) 1 1/2 times the depth of the water to the hawsepipe

How many months after its expiration date may a Coast Guard credential be renewed without retaking the complete exam? (A) 1 month (B) 6 months (C) 12 months (D) 24 months

• (C) 12 months

You are using tackle number 12 as shown in illustration D029DG below to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 2. What is the mechanical advantage of this rig? (A) 9 (B) 10 (C) 14 (D) 21

• (C) 14

The searchlight on a survival craft must be capable of operating 3 hours continuously or 6 hours intermittently if operated in which cycles? (A) 5 minutes on and 10 minutes off (B) 10 minutes on and 5 minutes off (C) 15 minutes on and 5 minutes off (D) 15 minutes on and 10 minutes off

• (C) 15 minutes on and 5 minutes off

A weight of 1,000 short tons is equivalent to __________. (A) 1,500 foot-pounds (B) 2,000 pounds (C) 2,000 kips (D) 2,240 long tons

• (C) 2,000 kips

How long shall the Oil Record Book be maintained on a vessel engaged in coastwise trade? (A) 12 months (B) 24 months (C) 36 months (D) 48 months

• (C) 36 months

What is the minimum height of rails on passenger decks of ferryboats, excursion vessels, and vessels of a similar type? (small passenger vessel regulations) (A) 18 inches (.5 m) high (B) 24 inches (.6 m) high (C) 39-1/2 inches (1 m) high (D) 42 inches (1.1 m) high

• (C) 39-1/2 inches (1 m) high

A tankship has 40 gallons of 6% foam concentrate aboard. Approximately how much foam solution can be produced from this supply? (A) 200 gallons (B) 420 gallons (C) 667 gallons (D) 986 gallons

• (C) 667 gallons

Following a Serious Marine Incident, a mariner involved in the incident is prohibited from consuming alcohol until after being tested or which time frame? (A) 2 hours following the incident (B) 4 hours following the incident (C) 8 hours following the incident (D) 12 hours following the incident

• (C) 8 hours following the incident

Your ship has loaded 22,000 barrels of crude oil, departing Valdez, Alaska for Panama. When loaded the cargo temperature was 90°F. API was 15°. The volume correction factor (VCF) is .0004. If the cargo temperature is expected to be 100°F at the discharge port, how many gallons will be offloaded? (A) 1,214,840 (B) 1,205,160 (C) 927,696 (D) 920,304

• (C) 927,696

Which vessel is most likely to be loaded full but not down? (A) A bulk carrier loaded with heavy ore (B) A bulk carrier loaded with steel (C) A break bulk vessel loaded with palletized cargo (D) A tanker loaded with heavy grain

• (C) A break bulk vessel loaded with palletized cargo

With the sprinkler system and air system on and all hatches shut, what will the survival craft provide protection from? (A) Hurricanes (B) A drop greater than 10 feet (C) A fire and toxic environment (D) A nuclear fall out environment

• (C) A fire and toxic environment

During a SAR helicopter evolution the rescue sling is the most widely used method of extraction. Which of the following describes the alternate Double Lift Method used to pick-up incapacitated persons? (A) A normal rescue sling and a rescue seat used to simultaneously extract multiple personnel (B) Two normal rescue slings one manned by a helicopter crew member (C) A normal rescue sling and a seating belt manned by a helicopter crew member (D) A normal rescue sling and a rescue net used to simultaneously extract multiple personnel

• (C) A normal rescue sling and a seating belt manned by a helicopter crew member

Which is an exception to the garbage discharge requirements in Annex V to MARPOL 73/78? (A) The destination port or terminal cannot receive garbage. (B) The garbage to be discharged will sink. (C) A person falls overboard, and a plastic ice chest is thrown for flotation. (D) Garbage accumulation on board has exceeded storage space.

• (C) A person falls overboard, and a plastic ice chest is thrown for flotation.

According to Coast Guard Regulations (46 CFR), when loading, or discharging oil in bulk at a dock, which of the following signals must be displayed? (A) A signal is not required for discharging oil, only gasoline (B) A green flag (day), green light (night) (C) A red flag (day), red light (night) (D) A yellow flag (day), red light (night)

• (C) A red flag (day), red light (night)

To serve as a person in charge of transfer operations on board a self-propelled tank vessel, an individual must hold/be which of the following? (A) A letter from the company stating his qualification (B) Be 30 years old (C) A tankerman-PIC endorsement (D) A valid officer credential for inspected vessels

• (C) A tankerman-PIC endorsement

Which statement about the deck line is TRUE? (A) The deck edge is marked at the intersection of the freeboard deck with the side shell, at the lowest point of sheer, with the vessel at even trim. (B) The top of the deck line is marked at the highest point of the freeboard deck, including camber, at the midships point. (C) A vessel with wooden planks on a steel deck will have the deck line marked at the intersection of the upper line of the wood sheathing with the side shell. (D) On a vessel with a rounded stringer-sheer plate, the deck line is marked where the stringer plate turns down from the plane of the deck line.

• (C) A vessel with wooden planks on a steel deck will have the deck line marked at the

approved buoyant work vests? (A) They should be stowed in engineering spaces in lieu of approved life jackets because they are less bulky and permit free movement in confined spaces (B) The vests may be used as a substitute for approved life preservers during routine drills, but never during an emergency (C) A work vests should not be stowed where they could be confused with life jackets in an emergency (D) All of the above

• (C) A work vests should not be stowed where they could be confused with life jackets in an emergency

Which is TRUE concerning the most serious effect trapped air has on a diesel engine jacket water cooling system? (A) Reduces the effectiveness of chromate additives (B) Accelerates formation of sludge deposits (C) Accelerates corrosion in the system (D) Forms pockets of high chemical concentrates

• (C) Accelerates corrosion in the system

Which term describes the distance a vessel moves parallel to the original course from the point where the rudder is put over to any point on the turning circle? (A) Drift angle (B) Pivoting point (C) Advance (D) Transfer

• (C) Advance

When electrical equipment is involved in a fire, where should the stream of dry chemicals be directed? (A) Fogged above the equipment (B) Shot off a flat surface onto the flames (C) Aimed at the source of the flames (D) Used to shield against electrical shock

• (C) Aimed at the source of the flames

What produces the MOST dangerous vapors? (A) Methyl alcohol (B) Camphor oil (C) Anhydrous ammonia (D) Pentane

• (C) Anhydrous ammonia

On small passenger vessels, fuel lines are required to be made of which material(s)? (A) Plastic, rubber, or seamless steel tubing (B) Stainless steel, iron, or brass (C) Annealed tubing of copper, nickel-copper, or copper nickel (D) Copper, plastic, stainless steel, or galvanized iron

• (C) Annealed tubing of copper, nickel-copper, or copper nickel

Which type of chemical testing is NOT required of merchant marine personnel? (A) Random (B) Periodic (C) Annual (D) Pre-employment

• (C) Annual

You are backing on twin engines with rudders amidships, when your port engine stalls. To continue backing on course, which action should you take? (A) Keep your rudder amidships (B) Increase engine speed (C) Apply right rudder (D) Apply left rudder

• (C) Apply right rudder

Which type of line would have the LEAST resistance to mildew and rot? (A) Nylon (B) Polypropylene (C) Manila (D) Dacron

• (C) Manila

You must shore up a bulkhead due to solid flooding forward. The bulkhead approximates a rectangle. Where should the center of pressure of the shores be located on the bulkhead? (A) Approximately halfway up the bulkhead (B) Evenly over the surface of the bulkhead (C) Approximately one-third of the way up the bulkhead (D) At the bottom of the bulkhead

• (C) Approximately one-third of the way up the bulkhead

What is meant by the term "broaching to"? (A) Having the vessel filled with water (B) Running before a sea (C) Being turned broadside to the sea (D) Having the vessel head toward the sea

• (C) Being turned broadside to the sea

Which term defines when a boat turns broadside to heavy seas and winds, thus exposing the boat to the danger of capsizing? (A) Pitchpoled (B) Trimmed (C) Broached (D) Yawed

• (C) Broached

What is the primary danger when dealing with a helicopter fire? (A) Loss of stability (B) Heat damage to helicopter structure (C) Burning jet fuel running on to quarters or other areas (D) Rotating and flying debris

• (C) Burning jet fuel running on to quarters or other areas

How is the main underdeck pipeline on a tankship connected to individual tanks? (A) By tank drops (B) By crossovers (C) By branch lines (D) By line drops

• (C) By branch lines

The vessel shown in illustration D025DG has broken down and you are going to take her in tow. The wind is on her starboard beam. Both vessels are making the same amount of leeway. Where should you position your vessel when you start running lines? (A) A (B) B (C) C (D) D

• (C) C

Using illustration D058DG below, which of the figures is the preferred method of forming a temporary eye splice using wire rope clips? (A) A. (B) B. (C) C. (D) D.

• (C) C.

Which type EPIRB must each ocean-going OSV carry? (A) Class C (B) Class A (C) Category I (D) Class B

• (C) Category I

In the illustration D041DG below, what does symbol 5 represent? (A) Displacement (B) Counterflood limits (C) Centerline (D) Leverage center

• (C) Centerline

The total magnetic effects which cause deviation of a vessel's compass can be broken down into a series of components which are given which term? (A) Divisional parts (B) Fractional parts (C) Coefficients (D) Equations

• (C) Coefficients

What is NOT a function of the steam drum of a marine water-tube boiler? (A) Holds internal fittings for separation of moisture from steam (B) Serves as a reservoir of boiler feedwater (C) Collects steam exhausted from the turbines (D) Receives saturated steam from the generating tubes

• (C) Collects steam exhausted from the turbines

The complete details of a crude oil washing system aboard your vessel, including the operating sequences and procedures, design characteristics, a description of the system, and required personnel will be found in the __________. (A) Oil Transfer Procedures Manual (B) Code of Federal Regulations (C) Crude Oil Washing Operations and Equipment Manual (D) Crude Oil Washing addendum to the Certificate of Inspection

• (C) Crude Oil Washing Operations and Equipment Manual

You board an inflatable liferaft that has been hand launched from a sinking vessel. What should you do FIRST after everyone is onboard the liferaft? (A) Ventilate the liferaft of CO2. (B) Operate the radio equipment. (C) Cut the painter. (D) Open the equipment pack.

• (C) Cut the painter.

Which is an advantage of using watertight longitudinal divisions in double bottom tanks? (A) Increases the rolling period (B) Lowers the center of buoyancy without decreasing GM (C) Cuts down free surface effect (D) Decreases weight because extra stiffeners are unneeded

• (C) Cuts down free surface effect

You are underway in heavy weather and your bow is into the seas. Which action should you take to prevent pounding? (A) Increase the speed of the vessel (B) Secure all loose gear on your vessel (C) Decrease the speed of the vessel (D) Put the seas on a 85 degree angle from the bow

• (C) Decrease the speed of the vessel

If your propeller is racing in rough weather, which action should you take? (A) Increase your engine speed (B) Stop your engine until the rough weather passes (C) Decrease your engine speed (D) Ignore it, this is acceptable in rough weather

• (C) Decrease your engine speed

You are planning to anchor in an area where several anchors have been lost due to fouling. What precaution should you take? (A) Only anchor using both anchors not set in bottom (B) Use a stern anchor with a scope of 8 or more to 1 (C) Fit a crown strap and work wire to the anchor (D) Anchor with scope of 8 or more to 1

• (C) Fit a crown strap and work wire to the anchor

Which of the following would be a good extinguishing agent for a grade B product of 1,3- Pentadiene? (A) Water (B) High Velocity Fog (C) Foam (D) Low Velocity Fog

• (C) Foam

The weight of the container and its contents is supported on deck by what part(s)? (A) Bottom flooring, side, and end rails (B) Bottom, side, and end rails (C) Four lower corner castings (D) Bottom flooring only

• (C) Four lower corner castings

When carrying a full or nearly full load of bulk ore in a general cargo type vessel, how should the ore be loaded? (A) Toward the forward bulkhead of all holds (B) Along the centerline (C) In accordance with the vessels stability information booklet (D) Toward the after bulkhead of all holds

• (C) In accordance with the vessels stability information booklet

Which statement about the free surface correction is TRUE? (A) It is added to the uncorrected GM to arrive at the corrected available GM. (B) It is subtracted from the total longitudinal moments before dividing by displacement to find LCG. (C) It is obtained by dividing the free surface moments by 12 times the volume of displacement. (D) It is obtained by dividing the total free surface by the total vertical moments.

• (C) It is obtained by dividing the free surface moments by 12 times the volume of displacement.

For insurance purposes, which is a requirements for a general average act? (A) There are no losses (B) There must be no imminent peril (C) It must be a successful venture (D) All of the above

• (C) It must be a successful venture

Which precaution should be taken when testing a line throwing gun? (A) Fire it at an angle of approximately 90 degrees to the horizon. (B) Wear asbestos gloves. (C) Never remove the line from the rocket. (D) All of the above

• (C) Never remove the line from the rocket.

What does a Visaed Alien Crew List which is made and submitted to the U.S. Consul for visa show? (A) All aliens aboard (B) Registered aliens aboard (C) Nonresident aliens aboard (D) All crew members

• (C) Nonresident aliens aboard

For the purpose of training and drills, if reasonable and practicable, how frequently should rescue boats be launched with their assigned crew? (A) Twice a year (B) Once a week (C) Once a month (D) Once a year

• (C) Once a month

In general, how often are sanitary inspections of passenger and crew quarters made aboard passenger vessels in river service? (A) Once each day (B) Once each week (C) Once each month (D) Once each trip

• (C) Once each month

The Master of a cargo or tank vessel shall be responsible that each lifeboat, except those free-fall launched, is lowered to the water with crew and maneuvered. Which time interval is this action required? (A) Once a week (B) Once a month (C) Once every three months (D) Once a year

• (C) Once every three months

What are the type and number of hand portable fire extinguishers required outside and in the vicinity of the paint locker exit? (A) One A-I (B) Two A-IIs (C) One B-II (D) One C-II

• (C) One B-II

On an OSV, how many ring buoys are required to have a buoyant line attached? (A) Two ring life buoys on each side of the OSV (B) Three ring life buoys (C) One ring life buoy on each side of the OSV (D) One ring life buoy

• (C) One ring life buoy on each side of the OSV

You are proceeding at a slow speed with your starboard side near the right bank of a channel. If your vessel suddenly sheers toward the opposite bank, which would be the BEST action to take? (A) Put engine full astern, hard left rudder (B) Put engine full ahead, hard left rudder (C) Put engine full ahead, hard right rudder (D) Put engine full astern, hard right rudder

• (C) Put engine full ahead, hard right rudder

When a small craft's anchor fouls in a rocky bottom, how should the first attempt to clear it be made? (A) Hauling vertically on the line (B) Increasing the scope and running slowly in a wide circle with the anchor line taut (C) Reversing the angle and direction of pull, with moderate scope (D) Making the line fast to the bitt and bringing the vessel further forward

• (C) Reversing the angle and direction of pull, with moderate scope

Which action reduces the yawing of a vessel in a following sea? (A) Pumping out tanks aft (B) Increasing GM (C) Shifting weights to the stern (D) Shifting weights to the bow

• (C) Shifting weights to the stern

Dunnage may be used to protect a cargo from loss or damage from which of the following items? (A) Inherent vice (B) Tainting (C) Ship's sweat (D) Hygroscopic absorption

• (C) Ship's sweat

The possibility of wake damage can be reduced by following which action? (A) Alternate engine speeds (B) Apply rudder in both port and starboard directions (C) Slow down when passing moored vessels (D) Passing close aboard to the moored vessel

• (C) Slow down when passing moored vessels

The scuppers had been plugged as required at the time a small oil spill occurs on deck from a leaking dresser coupler. After shutting down the transfer, the engine room should first be informed and then which action should be taken? (A) Remove the plugs from the scuppers (B) Rig a fire hose to wash down the deck (C) Spread an absorbent material, such as sawdust (D) Sound the general alarm

• (C) Spread an absorbent material, such as sawdust

If an inflatable liferaft inflates upside down, you can right it by taking which action? (A) doing nothing; it will right itself after the canopy supports inflate (B) Pushing up on one side of the raft (C) Standing on the CO2 bottle, holding the bottom straps, and throwing your weight backwards (D) Getting at least three or four men to push down on the side containing the CO2 cylinder

• (C) Standing on the CO2 bottle, holding the bottom straps, and throwing your weight backwards

Which is the easiest way to anchor a vessel in a current? (A) Stem the current and make very slow headway when the anchor is dropped (B) Stop all headway through the water and keep the current astern when the anchor is dropped (C) Stem the current and be falling aft very slowly when the anchor is dropped (D) Stem the current and endeavor to make neither headway nor sternway when the anchor is dropped

• (C) Stem the current and be falling aft very slowly when the anchor is dropped

When inspecting a tank barge to see that it has all the required fire extinguishers and other safety items aboard, which of the following is the best source for determining what is required? (A) The supervisor in charge of the dock to which the barge is tied up (B) Part 38 of the Rules and Regulations for Tank Vessels (C) The Certificate of Inspection of the barge (D) The local fire marshal

• (C) The Certificate of Inspection of the barge

Who must you report a "T-Boat" accident resulting in loss of life, serious injury or more than $25,000 property damage to? (A) The Maritime Administration (MARAD) (B) The owner or his insurance agent (C) The Coast Guard (D) All of the above

• (C) The Coast Guard

Which agency must approve the Safety equipment on board inspected vessels? (A) The National Safety Council (B) The Occupational Safety and Health Administration (OSHA) (C) The U.S. Coast Guard (D) The Safety Standards Bureau

• (C) The U.S. Coast Guard

You are mooring to a buoy. How should you make your approach? (A) Place the current astern and drift to the buoy (B) The current should be broad on the bow (C) The current should be dead ahead (D) The current should be on the beam

• (C) The current should be dead ahead

Which item is a journal kept by the officer of the watch in which day to day happenings are recorded regarding the deck department? (A) The Official Logbook (B) The bell book (C) The deck log (D) A cargo record book

• (C) The deck log

During oil transfer operations, who is responsible for ensuring that the posted transfer procedures are followed? (A) The senior able seaman (B) The oiler (C) The designated person in charge (D) The tankerman

• (C) The designated person in charge

In terms of vessel manning, which defines a watch? (A) The direct performance of cargo loading and discharge operations only (B) The performance of lookout duties (C) The direct performance of deck or engine operations in a scheduled and fixed rotation (D) The performance of maintenance work necessary for the vessel's safe operation, on a daily basis

• (C) The direct performance of deck or engine operations in a scheduled and fixed rotation

In relation to the turning circle of a ship, which defines the term "transfer"? (A) The distance gained in the direction of the original course (B) The distance around the circumference of the turning circle (C) The distance gained at right angles to the original course (D) The distance the ship moves sidewise from the original course away from the direction of the turn after the rudder is first put over

• (C) The distance gained at right angles to the original course

Why is carbon dioxide (CO2) better than dry chemical for fighting a class "C" fire? (A) It takes smaller amounts of CO2 to cover the same area. (B) The dry chemical is a conductor. (C) The dry chemical leaves a residue. (D) CO2 will not dissipate in air.

• (C) The dry chemical leaves a residue.

Which statement(s) is/are TRUE regarding the operation of a crane? (A) The crane jib is raised and lowered by the hoisting winch. (B) The cargo block is raised and lowered by the luffing winch. (C) The load is handled by the hoisting winch and cargo block. (D) All the above

• (C) The load is handled by the hoisting winch and cargo block.

What is the group of markings shown in illustration D003DG below is called? o (A) The water mark o (B) The test mark • (C) The load line mark o (D) The loft mark

• (C) The load line mark

Which is TRUE concerning a fuel-air mixture below the lower flammable limit? (A) The mixture is too rich to burn (B) The mixture is too cool to burn (C) The mixture is too lean to burn (D) The mixture is too dense to burn

• (C) The mixture is too lean to burn

Which defines the pitch of a propeller on a merchant vessel? (A) The angle that the propeller makes with the surface of the water (B) The positive pressure resulting from the difference of the forces on both sides of the moving propeller in still water without slip (C) The number of feet per revolution the propeller is designed to advance in still water without slip (D) The angle that the propeller makes with a free stream of water

• (C) The number of feet per revolution the propeller is designed to advance in still water without

Who is responsible for any wake damage caused by a passing vessel? (A) The person deemed competent to steer the vessel (B) The owner of the damaged vessel (C) The person in charge of the passing vessel (D) No one is responsible for wake damage

• (C) The person in charge of the passing vessel

Generally, you can best maintain a vessel's steering control under which condition(s)? (A) The vessel has no way on, with engines stopped (B) The vessel has sternway (C) The vessel has headway (D) The vessel has no way on, with engines full ahead

• (C) The vessel has headway

Which will most likely occur when your vessel enters shallow water? (A) Rudder action will become more effective (B) An increase in speed will occur (C) The vessel's trim will change (D) The vessel's list will decrease

• (C) The vessel's trim will change

What is the name of the metal, teardrop-shaped object sometimes used within an eyesplice? (A) Grommet (B) Reinforcement (C) Thimble (D) Splice form

• (C) Thimble

How is forty-five fathoms marked on the anchor chain? (A) One turn of wire on the first stud from each side of the detachable link (B) Two turns of wire on the second stud from each side of the detachable link (C) Three turns of wire on the third stud from each side of the detachable link (D) Four turns of wire on the fourth stud from each side of the detachable link

• (C) Three turns of wire on the third stud from each side of the detachable link

If more than one liferaft is manned after the vessel has sunk, which action will aid in your rescue? (A) Each raft should go in a different direction in search of land (B) The possibility of a search aircraft finding you is increased by spreading out (C) Tie each of the rafts together and try to stay in a single group (D) Reduce the number of liferafts by getting as many people as possible into as few rafts as possible

• (C) Tie each of the rafts together and try to stay in a single group

Which is an explosion hazard when exposed to flame? (A) Tallow (B) Formic acid (C) Toluene (D) Nitrous oxide

• (C) Toluene

On uninspected vessels, when may U. S. Coast Guard approved work vests be substituted for life jackets? (A) Only when aboard work vessels (B) Only when aboard sailing vessels (C) Under no circumstances may they be substituted (D) Only when aboard towing vessels

• (C) Under no circumstances may they be substituted

Who must approve the vessel's trim and stability booklet? (A) International Maritime Organization (B) National Cargo Bureau (C) United States Coast Guard (D) Society of Naval Architects and Marine Engineers

• (C) United States Coast Guard

Upon completion of fueling a gasoline driven vessel it is necessary to perform which task? (A) Start the engines immediately (B) Keep ports, doors, windows, and hatches closed (C) Ventilate before starting engine (D) None of the above

• (C) Ventilate before starting engine

On a vessel, which information can be obtained by multiplying a load's weight by the distance of the load's center of gravity above the baseline? (A) Transverse moment (B) Righting moment (C) Vertical moment (D) Inclining moment

• (C) Vertical moment

Which is the most effective fire extinguishing agent to use on burning linen? (A) Carbon dioxide (B) Halon (C) Water (D) Dry chemical

• (C) Water

How many B-II fire extinguishers must be in the machinery space of a 75-foot long fishing vessel propelled by engines with 600 brake horsepower? (A) 5 (B) 4 (C) 3 (D) 2

• (D) 2

When working with any synthetic line, you should keep well clear of which situation? (A) When a line is being eased out under control (B) When lines that are coiled down (C) When a line is under a heavy strain (D) None of the above are correct

• (C) When a line is under a heavy strain

When is a vessel tide rode? (A) When the vessel is carrying extra rudder to compensate for the current (B) When it is necessary to adjust the course steered to allow for the current (C) When the vessel is at anchor and stemming the current (D) When the vessel is being forced off of a pier by the hydraulic effect of the current

• (C) When the vessel is at anchor and stemming the current

To allow for the rise or fall in tide and for change in draft of a tankship during cargo transfer, how must the cargo hoses be secured? (A) Using slings or saddles placed at 25-foot (8 meter) intervals (B) With topping lifts and runners tied off to winches (C) With enough slack to allow vessel to move to it's mooring limits (D) All of the above

• (C) With enough slack to allow vessel to move to it's mooring limits

Instructions to the crew in the use of all the ship's fire-extinguishing and lifesaving equipment shall be completed within which time frame? (A) Within one month and repeated quarterly (B) Within one week of sailing (C) Within any two month period (D) Before sailing

• (C) Within any two month period

You are on a multiple-product chemical tanker with orders to load diethylamine. What is NOT a requirement for transporting this cargo? (A) Each crew member must be provided with an emergency escape breathing apparatus. (B) You must have two toxic vapor detectors or the pumproom must meet special requirements. (C) You must have a containment system made out of stainless steel other than types 416 and 422. (D) If you are also carrying allyl alcohol, the venting systems don't have to be segregated.

• (C) You must have a containment system made out of stainless steel other than types 416 and 422.

What is the minimum required protective clothing that must be worn while sampling hazardous cargo on a tankship? (A) boots (B) a hood or hard hat (C) a face mask or goggles (D) chemical resistant gloves

• (C) a face mask or goggles

During transfer operations, a quantity of propylamine spills on deck. According to the Chemical Data Guide, what is the correct reaction? (A) immediately flush the spill with large quantities of fresh water (B) cover the contaminated surface with soda-ash-soaked lime solution (C) add sodium bisulfate on the contaminated surface and spray it down with water (D) move to a position upwind of the spill and allow the product to boil off

• (C) add sodium bisulfate on the contaminated surface and spray it down with water

The boom stops on a pedestal crane prevent the boom from __________. (A) being lowered too low (B) swinging at sea (C) being raised too high (D) overloading when not in use

• (C) being raised too high

The force acting on a single cargo runner which is vertically lifting or lowering a load is greatest when __________. (A) lowering the load at constant speed (B) raising the load at constant speed (C) decelerating when lowering the load (D) decelerating when raising the load

• (C) decelerating when lowering the load

A structurally serviceable freight container loaded with Class 1 explosive materials cannot have a major defect in its strength components. Which of the following would make a container nonserviceable? (A) dents or bends in the structural members greater than 0.075" in depth regardless of length (B) dents or bends in the structural members less than 0.75" in depth regardless of length (C) dents or bends in the structural members greater than 0.75" in depth regardless of length (D) dents or bends in the structural members less than 0.075" in depth regardless of length

• (C) dents or bends in the structural members greater than 0.75" in depth regardless of length

Accumulations of oily rags should be __________. (A) kept in nonmetal containers (B) cleaned thoroughly for reuse (C) discarded as soon as possible (D) kept in the paint locker

• (C) discarded as soon as possible

In reference to accidental oil pollution, the most critical time during bunkering is when __________. (A) hoses are being disconnected (B) you first start to receive fuel (C) final topping off is occurring (D) hoses are being blown down

• (C) final topping off is occurring

The most likely location for a liquid cargo fire to occur on a tanker would be __________. (A) in the midships house (B) at the vent header (C) in the pumproom (D) at the main deck manifold

• (C) in the pumproom

When the handle of an all-purpose nozzle is pulled all the way back, it will __________. (A) shut off the water (B) produce high-velocity fog (C) produce a straight stream (D) produce low-velocity fog

• (C) produce a straight stream

The wooden plug inserted in the vent of a damaged tank should be removed if you are going to __________. (A) fight a fire (B) use the crossover system (C) pump from the damaged tank (D) abandon ship

• (C) pump from the damaged tank

What is the mechanical advantage of tackle number 1 as shown in illustration D029DG below? (A) 0.5 (B) 1.5 (C) 2.0 (D) 1.0

• (D) 1.0

What is the Reid vapor pressure of allyl chloride? (A) 16.5 (psia) (B) 14.0 (psia) (C) 12.9 (psia) (D) 10.3 (psia)

• (D) 10.3 (psia)

In the machinery space of all uninspected motor vessels, there must be one type B-II hand portable fire extinguisher for which of the following? (A) 500 S.H.P. of the main engines or fraction thereof (B) 1000 S.H.P. of the main engines or fraction thereof (C) 500 B.H.P. of the main engines or fraction thereof (D) 1000 B.H.P. of the main engines or fraction thereof

• (D) 1000 B.H.P. of the main engines or fraction thereof

You are using a racetrack turn to recover a man overboard. The vessel is first steadied when how many degrees away from the original heading? (A) 60° to 70° (B) 90° (C) 135° (D) 180°

• (D) 180°

Which uninspected vessel is required to carry an efficient daylight signaling lamp? (A) 199 GT towing vessel on a coastwise voyage (B) 99 GT towing vessel on Inland Waters (C) 299 GT towing vessel on a coastwise voyage (D) 199 GT towing vessel on an international voyage

• (D) 199 GT towing vessel on an international voyage

Fire hose stations shall be marked in red letters and figures such as Fire Station No. "1", "2", "3", etc. Which is the minimum height of the letters and figures required by regulation? (A) 1/2 inch (B) 1 inch (C) 1-1/2 inches (D) 2 inches

• (D) 2 inches

Providing you are not in a special area, such as the Mediterranean or Red Sea, how many nautical miles from land must you be to throw packing materials that will float into the sea to be in compliance with MARPOL Regulations? (A) 3 nm (B) 6 nm (C) 12 nm (D) 25 nm

• (D) 25 nm

On a sea going towing vessel of 150 gross tons, there are six (6) seamen in the deck crew. How many certificated able seamen are required if the voyage is over 600 miles? (A) 1 (B) 2 (C) 3 (D) 4

• (D) 4

There is a large shipment of case goods available to be loaded on your vessel. You are to load as many tons as possible in a hold which has 32,300 cubic feet left unfilled by cargo. Each case measures 2-feet high by 2-feet wide by 4-feet long and weighs 500 pounds. If you allow a broken stowage allowance of 10% of the 32,300 feet, what is the nearest whole number of tons which may be loaded? (A) 324 tons (B) 360 tons (C) 363 tons (D) 406 tons

• (D) 406 tons

Your ship has loaded 6,000 barrels of gasoline, at a cargo temperature of 50°F, departing New Jersey bound for Florida. API gravity is 55°. The volume correction factor (VCF) is .0006. How many barrels would you expect to unload if the cargo temperature is 90°F at the discharge port? (A) 5,856 (B) 5,982 (C) 6,018 (D) 6,144

• (D) 6,144

Single hull vessels operating exclusively on the Great Lakes must be dry docked at intervals not to exceed what time period? (A) 48 months (B) 12 months (C) 24 months (D) 60 months

• (D) 60 months

Your vessel is proceeding up a channel, and you see a pair of range lights that are in line ahead. The chart indicates that the direction of this pair of lights is 014°T, and the variation is 11°E. If the heading of your vessel at the time of the sighting is 009° per standard magnetic compass, what is the correct deviation? (A) 5°E (B) 5°W (C) 6°E (D) 6°W

• (D) 6°W

A tank is loaded with 9,000 barrels of gasoline. The temperature of the product is 80°F (27°C), and it has a coefficient of expansion of .0008. The net amount of cargo loaded is __________. (A) 9,072 barrels (B) 9,144 barrels (C) 8,944 barrels (D) 8,856 barrels

• (D) 8,856 barrels

One shot of anchor chain is equal to how many feet (meters)? (A) 6 (1.8 meters) (B) 15 (4.6 meters) (C) 45 (13.7 meters) (D) 90 (27.4 meters)

• (D) 90 (27.4 meters)

You are on a commercial fishing vessel 78 feet long. At least one of your ring buoys or throwable flotation devices must have a line of what minimum length attached? (A) 60 feet (B) 70 feet (C) 80 feet (D) 90 feet

• (D) 90 feet

According to uninspected vessel regulations which is a B-II fire extinguisher? (A) A 1-1/4 gallon foam extinguisher (B) A 2 lb. dry chemical extinguisher (C) A 2-1/2 gallon water (stored pressure) extinguisher (D) A 15 lb. CO2 extinguisher

• (D) A 15 lb. CO2 extinguisher

Your tank barge requires repairs that include welding. Who normally would issue a gas-free certificate? (A) Any Coast Guard marine inspector (B) The port engineer (C) The ABS marine surveyor (D) A certified marine chemist

• (D) A certified marine chemist

Which statement concerning immersion suits is TRUE? (A) Immersion suits should be worn while performing routine work on deck. (B) Any tear or leak will render the suit unserviceable and it must be replaced. (C) During the annual maintenance, the front zipper should be lubricated using light machine oil or mineral oil. (D) After purchasing, the suit should be stowed in the storage bag in which it was received.

• (D) After purchasing, the suit should be stowed in the storage bag in which it was received.

Which statement concerning immersion suits is TRUE? (A) Immersion suits should be worn while performing routine work on deck. (B) Any tear or leak will render the suit unserviceable and it must be replaced. (C) During the annual maintenance, the front zipper should be lubricated using light machine oil or mineral oil. (D) After purchasing, the suit should be stowed in the storage bag in which it was received.

• (D) After purchasing, the suit should be stowed in the storage bag in which it was received.

Before using a fixed CO2 system to fight an engine room fire, you must __________. (A) secure the engine room ventilation (B) secure the machinery in the engine room (C) evacuate all engine room personnel (D) All of the above

• (D) All of the above

Dry chemical fire extinguishers are effective on which type(s) of fire? (A) Paint (B) Electrical (C) Burning oil (D) All of the above

• (D) All of the above

If Annex V to MARPOL 73/78 applies to your vessel, which of the following cannot be discharged anywhere at sea? (A) Glass (B) Plastic (C) Metal (D) All of the above

• (D) All of the above

If the Master of a US-flag towing vessel replaces any crew member with a non-US citizen, he/she must ensure which of the following? (A) The replacement holds a credential equivalent in experience and training to a mariner holding US credentials (B) The replacement can communicate with other crew members to the extent required by regulations (C) The vessel is on a foreign voyage, outside US jurisdiction, and not operating above the US outer continental shelf (D) All of the above

• (D) All of the above

If you came into contact with nitrobenzene while disconnecting the cargo hose, you should be aware that it is __________. (A) a nerve poison (B) highly toxic when absorbed through the skin (C) a blood poison (D) All of the above

• (D) All of the above

Inflatable liferafts are provided with a __________. (A) lifeline (B) knife (C) towing connection (D) All of the above

• (D) All of the above

What does the lifesaving signal indicated by a horizontal motion of a white light or white flare mean? (A) "Negative" (B) "Landing here highly dangerous" (C) "Avast hauling" (D) All of the above

• (D) All of the above

What functions due reliquification plants perform? (A) keep cargo at a temperature and pressure within the design limit of the cargo system during transport (B) cool down cargo tanks and pipes prior to loading (C) reliquify cargo vapor generated during loading and return it to the cargo tanks (D) All of the above

• (D) All of the above

What is/are the advantage(s) of cranes over conventional cargo booms? (A) Cranes are able to pick up and drop loads over a greater spotting area (B) Increased safety because the deck is clear of running and standing rigging (C) Simplicity of operation of the crane by its operator (D) All of the above

• (D) All of the above

Which cargo is suitable for carriage on Ro-Ro vessels? (A) Containers (B) Rolling vehicles (C) Trailers (D) All of the above

• (D) All of the above

Which is TRUE of the lifeline of a life float or buoyant apparatus? (A) The lifeline shall be festooned in bights not longer than three feet long (B) Shall have a seine float in each bight unless the line is an inherently buoyant material (C) The line shall be at least 3/8 inch diameter and properly secured around the sides and ends of the device (D) All of the above

• (D) All of the above

Which item(s) prevent the anchors from running out? (A) The devil's claw (B) The riding pawls (C) The friction brake (D) All of the above

• (D) All of the above

Which of the following statements is/are TRUE concerning cranes being installed on the centerline of vessels? o (A) One crane is able to work both sides of the ship. o (B) They are more economical and weigh less. o (C) One crane is able to work one end of two adjacent hatches. • (D) All of the above

• (D) All of the above

Which space(s) is(are) deducted from gross tonnage to derive net tonnage? (A) Boatswain's stores (B) Spaces for the exclusive use of the officers or crew (C) Chart room (D) All of the above

• (D) All of the above

Which statement is TRUE with reference to small passenger vessels cooking and heating equipment? (A) It shall be suitable for marine use (B) It may use liquefied petroleum gas (C) The system cannot use gasoline (D) All of the above

• (D) All of the above

Which term(s) are in the category of "oil" as used in the Oil Pollution Regulations? (A) Fuel oil (B) Sludge (C) Oil refuse (D) All of the above

• (D) All of the above

Which would influence a magnetic compass? (A) Radio (B) Electrical wiring (C) Iron pipe (D) All of the above

• (D) All of the above

How does the Coast Guard determine how many passengers are permitted on a "T-Boat"? (A) The "Deck Area" criteria that permits one passenger for every 10 square feet of deck space available for passenger use (B) The "Length of Rail" criteria, allowing 30 inches of rail space along the vessel's sides and transom for each passenger (C) The "Fixed Seating" criteria that allocates 18 inches of space for each passenger to rest his/her buttocks upon (D) Any or a combination of the above criteria

• (D) Any or a combination of the above criteria

You are backing on twin engines with rudders amidships. Your starboard engine stalls. To continue backing on course, which action should you take? (A) Apply right rudder (B) Keep your rudder amidships (C) Increase your engine speed (D) Apply left rudder

• (D) Apply left rudder

What type of knot in illustration D030DG below is indicated by the Letter "Q"? (A) Clove hitch (B) Round knot (C) Square knot (D) Bowline

• (D) Bowline

When used to fight fire, which is TRUE concerning carbon dioxide as an extinguishing agent? (A) Carbon Dioxide is lighter than air (B) It is harmless to cargo and crew (C) It has a greater cooling effect than water (D) Carbon Dioxide is effective on an oil fire

• (D) Carbon Dioxide is effective on an oil fire

Which document shows a vessel's nationality, ownership, and tonnage? (A) Manifest Certificate (B) Bill of Lading Certificate (C) Official Logbook (D) Certificate of Documentation

• (D) Certificate of Documentation

The number of able seamen required on board a vessel can be found in which document? (A) American Bureau of Shipping code (B) SOLAS Certificate (C) Classification Certificate (D) Certificate of Inspection

• (D) Certificate of Inspection

Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by which action? (A) Closing the compartment except for the ventilators (B) Increasing the air flow to the compartment by blowers (C) Leaving the compartment open to the air (D) Completely closing the compartment

• (D) Completely closing the compartment

On small passenger vessels which is TRUE concerning all connections to electrical conductors? (A) Connections must be inspected annually by the Coast Guard (B) Connections must be served and parceled with the lay (C) Connections must be installed only by a licensed marine electrician (D) Connections must be made within enclosures

• (D) Connections must be made within enclosures

In writing up the logbook at the end of your watch, you make an error in writing an entry. What is the proper means of correcting this error? (A) Carefully and neatly erase the entry and rewrite it correctly. (B) Remove this page of the log book, and rewrite all entries on a clean page. (C) Blot out the error completely and rewrite the entry correctly. (D) Cross out the error with a single line, and write the correct entry, then initial it.

• (D) Cross out the error with a single line, and write the correct entry, then initial it.

An important step in fighting any electrical fire is to take which action? (A) Apply water to extinguish the fire (B) Stop the vessel (C) Stop ventilation (D) De-energize the circuit

• (D) De-energize the circuit

If your propeller is racing in rough weather, which action should you take? (A) Ignore it, this is acceptable in rough weather (B) Increase your engine speed (C) Stop your engine until the rough weather passes (D) Decrease your engine speed

• (D) Decrease your engine speed

Which term defines cargo that is highly susceptible to damage by tainting from odorous cargo? (A) Clean cargo (B) Immune cargo (C) Dry cargo (D) Delicate cargo

• (D) Delicate cargo

What provides little or no indication that a vessel is dragging anchor? (A) Increasing radar range to a fixed object ahead (B) Changing bearings to distant fixed objects abeam (C) Vibrations felt by placing a hand on the anchor cable (D) Drift lead with the line leading perpendicular to the centerline

• (D) Drift lead with the line leading perpendicular to the centerline

How does good housekeeping prevent fires on a vessel? (A) Allowing better access in an emergency (B) Eliminating trip hazards (C) Improving personnel qualifications (D) Eliminating potential fuel sources

• (D) Eliminating potential fuel sources

What must be mounted at a small passenger vessel's operating station for use by the Master and crew? (A) A tide table for the area (B) Instructions on artificial respiration (C) The location of the first aid kit (D) Emergency Instructions

• (D) Emergency Instructions

What is the best indication of the loading of a diesel engine? (A) Manifold pressure (B) Oil temperature (C) Fuel consumption (D) Exhaust gas temperature

• (D) Exhaust gas temperature

You are planning to anchor in an area where several anchors have been lost due to fouling. What precaution should you take? (A) Only anchor using both anchors not set in bottom (B) Use a stern anchor with a scope of 8 or more to 1 (C) Anchor with scope of 8 or more to 1 (D) Fit a crown strap and work wire to the anchor

• (D) Fit a crown strap and work wire to the anchor

Which item may be substituted for, in the fireman's outfit, on a cargo vessel? (A) Fire ax (B) Rigid helmet (C) Flashlight (D) Flame safety lamp

• (D) Flame safety lamp

While being assisted by an icebreaker on Lake Superior, you receive a single letter code instructing you to slow your vessel. Which signal could you use to signify that you are complying with the request? (A) Three blasts of the whistle (B) The code flag "L" (Lima) displayed from a halyard (C) The code flag "A" (Alpha) displayed from a halyard (D) Four blasts of the whistle, namely 1 short 2 long and 1 short

• (D) Four blasts of the whistle, namely 1 short 2 long and 1 short

Which statement is FALSE concerning precautions during fueling operations? (A) A fire extinguisher should be kept nearby. (B) All windows, doors, hatches, etc. should be closed. (C) All engines, motors, fans, etc. should be shut down when fueling. (D) Fuel tanks should be topped off with no room for expansion.

• (D) Fuel tanks should be topped off with no room for expansion.

Regulations require that cargo pumps in tank vessels carrying grade D liquid cargo shall be isolated from sources of vapor ignition by which means? (A) Passageways or living quarters (B) Cofferdams (C) General cargo spaces (D) Gastight bulkheads

• (D) Gastight bulkheads

Nonflammable gases should have what kind of label? (A) Skull and crossbones (B) Red (C) White (D) Green

• (D) Green

Which term defines the process of dividing the total volume of the ship in cubic feet (after omission of exempted spaces) by 100? (A) Light displacement (B) Bale cubic (C) Net tonnage (D) Gross tonnage

• (D) Gross tonnage

Which item is NOT required to be marked with the vessel's name? (A) Lifeboat oar (B) Life preserver (C) Immersion suit (D) Hand-portable fire extinguisher

• (D) Hand-portable fire extinguisher

If you must jump from a vessel, what does the correct posture include? (A) Body straight and arms held tightly at the sides for feet first entry into the water (B) Knees bent and held close to the body with both arms around legs (C) Both hands holding the life preserver below the chin with knees bent and legs crossed (D) Holding down the life preserver against the chest with one arm crossing the other, covering the mouth and nose with a hand, and feet together

• (D) Holding down the life preserver against the chest with one arm crossing the other, covering the mouth and nose with a hand, and feet together

On an uninspected vessel which sizes of fire extinguishers are considered to be semi-portable? (A) I, II, III, IV, and V (B) I, II, and III only (C) II, III, and IV only (D) III, IV, and V only

• (D) III, IV, and V only

Under which condition is a Container vessels required to maintain an Oil Record Book? (A) If the vessel is 150 gross tons (B) If the vessel is 200 gross tons (C) If the vessel is 300 gross tons (D) If the vessel is 400 gross tons

• (D) If the vessel is 400 gross tons

SOLAS requires a lifesaving training manual be provided in each crew cabin or in which other location? (A) On the bridge (B) In the engineering control station (C) In the fire control room (D) In the recreation and messrooms

• (D) In the recreation and messrooms

What is the purpose of a devil's claw? (A) It will prevent the chain from fouling on deck (B) It prevent the windlass from engaging (C) It controls the wildcat (D) It acts as a chain stopper

• (D) It acts as a chain stopper

What is the main advantage and chief characteristic of a Steulchen boom? (A) It is collared to the mast (B) It is cradled on deck when secured for sea (C) It can be operated by one winchman (D) It can be swung from one hatch to the adjacent hatch

• (D) It can be swung from one hatch to the adjacent hatch

Regulations concerning the stowage, lashing, and securing of timber deck cargoes aboard general cargo vessels may be found in the __________. (A) vessel's classification society rules and regulations (B) International Cargo Bureau Regulations (C) Rules and Regulations for Cargo and Miscellaneous Vessels (D) Load Line Regulations

• (D) Load Line Regulations

What is the minimum standard for making an eye splice in a wire to be used as cargo gear? (A) Make four tucks with each full strand. (B) Make four tucks in each strand, cut away every other strand, and make two more tucks with each remaining strand. (C) Make six tucks with each strand, removing a few wires from each strand as each additional tuck is made. (D) Make three tucks with full strands, remove half the wires from each strand, and make two more tucks.

• (D) Make three tucks with full strands, remove half the wires from each strand, and make two more tucks.

What is the spoken emergency signal for a distress signal over a VHF radio? (A) Pan (B) Red Alert (C) Security (D) Mayday

• (D) Mayday

According to the Chemical Data Guide, which reactive group(s) is/are not compatible with the products polybutene and o-xylene? (A) Amides (B) Alcohols, glycols (C) Phenols, cresols (D) Nitric acid

• (D) Nitric acid

Which is a TRUE statement concerning the examining of cargo equipment at the time of a vessels Inspection for Certification? (A) Cargo booms must be weight tested at this time by the National Cargo Bureau. (B) Cargo booms must be weight tested at this time by the American Bureau of Shipping. (C) Cargo booms must be weight tested at this time by the U.S. Coast Guard. (D) No test at this time is required.

• (D) No test at this time is required.

If you are operating on the Inland Waters of the United States, which of the following may you discharge overboard? (A) Bottles (B) Metal (C) Dunnage (D) None of the above

• (D) None of the above

A vessel has been surveyed in a foreign port and found unseaworthy as a result of neglect. A seaman on this vessel is entitled to discharge and which of the following? (A) One month's pay only (B) One month's pay or transportation to the nearest U.S. port, whichever is the least amount (C) Transportation to the port of engagement (D) One month's pay or transportation to the nearest U.S. port, whichever is the greater amount

• (D) One month's pay or transportation to the nearest U.S. port, whichever is the greater amount

You are rigging a stage over the ship's side to serve as a working platform. For stability of the stage, the downhaul to one end of the stage and the downhaul to the other end, which are used for lowering the stage, should be led in which direction? (A) Either both to the inboard or both to the outboard side of the stage (B) Both to the inboard side of the stage (C) Both to the outboard side of the stage (D) One to the inboard and the other to the outboard

• (D) One to the inboard and the other to the outboard

Under which conditions can a small passenger vessel operating on exposed or partially protected waters have a port light below the weather deck? (A) If it is sealed shut (B) Only if it is made of thick transparent plastic (C) Only if it opens and has a solid, inside, hinged cover (D) Only if its sill is at least 30 inches above the deepest load waterline

• (D) Only if its sill is at least 30 inches above the deepest load waterline

What would light gray smoke from a diesel engine probably indicate? (A) Excess combustion air (B) Excessive lube oil consumption (C) High compression temperature (D) Overload condition

• (D) Overload condition

The operating cord on an inflatable liferaft also serves as which item? (A) Drogue (B) Marker (C) Lifeline (D) Painter

• (D) Painter

Which is the best method to stop a vessel from dragging anchor in a sand bottom? (A) Swing the rudder several times to work the anchor into the bottom (B) Back the engines (C) Reduce the length of the cable (D) Pay out more anchor cable

• (D) Pay out more anchor cable

What is the reaction of a gyrocompass to an applied force known as? (A) Gyroscopic inertia (B) Gravity effect (C) Earth rate (D) Precession

• (D) Precession

How do you operate a portable CO2 fire extinguisher? (A) Turn cylinder upside-down. (B) Break the rupture disc. (C) Point the horn down. (D) Pull pin, squeeze grip.

• (D) Pull pin, squeeze grip.

If you are fighting a fire below the main deck of your vessel, which action is most important concerning the stability of the vessel? (A) Maneuvering the vessel so the fire is on the lee side (B) Shutting off electricity to damaged cables (C) Removing burned debris from the cargo hold (D) Pumping fire-fighting water overboard

• (D) Pumping fire-fighting water overboard

Flammable liquids should have what kind of label? (A) Yellow (B) Skull and crossbones (C) White (D) Red

• (D) Red

When a small craft's anchor fouls in a rocky bottom, how should the first attempt to clear it be made? (A) Increasing the scope and running slowly in a wide circle with the anchor line taut (B) Making the line fast to the bitt and bringing the vessel further forward (C) Hauling vertically on the line (D) Reversing the angle and direction of pull, with moderate scope

• (D) Reversing the angle and direction of pull, with moderate scope

Your vessel is broken down and rolling in heavy seas. How can you reduce the danger of capsizing? (A) Constantly shifting the rudder (B) Move all passengers to one side of the boat (C) Move all passengers to the stern (D) Rigging a sea anchor

• (D) Rigging a sea anchor

What is the name of tackle number 7 as shown in illustration D029DG below? (A) Whip (B) Single purchase (C) Inverted whip (D) Runner

• (D) Runner

In which situation could a vessel most easily capsize? (A) Running with following seas (B) Anchored with your bow into the seas (C) Running into head seas (D) Running in the trough

• (D) Running in the trough

Which item is of the most use in getting a lifeboat away from a moving ship? (A) Fleming Gear (B) Boat hook (C) The falls (D) Sea painter

• (D) Sea painter

What is a bench hook is used for? (A) Hanging oilskins (B) Splicing small stuff (C) Handling of cargo cases (D) Sewing canvas

• (D) Sewing canvas

choice? (A) Harbors, lakes and similar waters determined by the OCMI to be protected waters (B) The Great Lakes during the summer season (C) Waters within 20 nautical miles from the mouth of a harbor of safe refuge (D) Sheltered waters presenting no special hazard

• (D) Sheltered waters presenting no special hazard

A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your vessel from yawing? (A) Throw excess weight overboard (B) Shift weight to the bow (C) Shift weight to the center of the boat (D) Shift weight to the stern

• (D) Shift weight to the stern

Multiple factors will have an effect on your vessel when it is maneuvering in restricted waters. Which of the following factors is the combination of sinkage and trim of the vessel? o (A) Bank cushion o (B) Bank suction o (C) Heel • (D) Squat

• (D) Squat

Your vessel is being assisted through an ice field in Thunder Bay by the Canadian Coast Guard icebreaker Alexander Henry. The starboard lookout reports that the icebreaker has run up the code flag "N" (November). Which action should you take? (A) Reduce speed (B) Reverse your engines (C) Stop your vessel instantly (D) Stop your engines

• (D) Stop your engines

Which term is used to describe the distance a vessel moves at right angles to the original course, when a turn of 180° has been completed? (A) Kick (B) Advance (C) Pivoting point (D) Tactical diameter

• (D) Tactical diameter

Which agency assigns Load lines for U.S. vessels? (A) The National Cargo Bureau (B) The U.S. Coast Guard (C) The Lloyd's Register of Shipping (D) The American Bureau of Shipping

• (D) The American Bureau of Shipping

Which statement about gyrocompass error is TRUE? (A) Any error will remain constant unless the compass is stopped and restarted. (B) Any error shown by a gyro repeater will be the same as the error of the master compass. (C) The sign (E or W) of the error will change with different headings of the ship. (D) The amount of the error and the sign will generally be the same on all headings.

• (D) The amount of the error and the sign will generally be the same on all headings.

The charterer has completed loading the vessel in 3 days instead of the 5 days agreed to in the charter party. Which action may be a result of this? (A) The ship owner may charge for two lay days (B) The stevedore may collect demurrage (C) The consignee may be required to pay a ceaser fee (D) The charterer may receive dispatch money

• (D) The charterer may receive dispatch money

The charterer has completed loading the vessel in 3 days instead of the 5 days agreed to in the charter party. Which action may be a result of this? (A) The shipowner may charge for two lay days (B) The stevedore may collect demurrage (C) The consignee may be required to pay a ceaser fee (D) The charterer may receive dispatch money

• (D) The charterer may receive dispatch money

What statement is true regarding a Contract Salvage Agreement? (A) There is a "no cure-no pay" agreement (B) Lloyd's Open Form (LOF) Salvage Agreement is a Contract Salvage Agreement (C) The crew is allotted the largest percentage of the salvage award (D) The cost of the salvage is set at a fixed price

• (D) The cost of the salvage is set at a fixed price

The shipping papers for the products being carried in your tankship are NOT required to contain which information? (A) The grades of the cargoes (B) The location of the delivery point(s) (C) The name of the consignee(s) (D) The exact quantity of the cargoes

• (D) The exact quantity of the cargoes

Which statement describes the relationship between flash point and auto-ignition temperature? (A) They are not necessarily related. (B) Both are higher than normal burning temperatures. (C) The flash point is always higher. (D) The ignition temperature is always higher.

• (D) The ignition temperature is always higher.

Which expresses the term leeway? (A) The difference between the true course and the compass course (B) The momentum of a vessel after her engines have been stopped (C) The displacement of a vessel multiplied by her speed (D) The lateral movement of a vessel downwind of her intended course

• (D) The lateral movement of a vessel downwind of her intended course

How does a drift lead indicate that the vessel is dragging anchor? (A) The line is slack and motionless (B) The line is leading out perpendicular to the centerline (C) The line is taut and leading under the hull (D) The line is taut and leading forward

• (D) The line is taut and leading forward

Which is TRUE of the vessel's Sheer Plan? (A) The plan has the forebody to the right of centerline and afterbody to the left of centerline (B) The plan is an endwise view of the ship's molded form (C) The plan is usually drawn for the port side only (D) The plan shows a longitudinal side elevation

• (D) The plan shows a longitudinal side elevation

If you are bunkering and you close off one tank in the line of tanks being filled, what happens to the rate of flow to other open tanks on the same line? (A) The rate of flow stops to the open tanks (B) The rate of flow decreases to the open tanks (C) The rate of flow remains constant to the open tanks (D) The rate of flow increases to the open tanks

• (D) The rate of flow increases to the open tanks

If a tug equipped with flanking rudders is to be turned in a confined circle, when going astern, which is the best action to take to make the stern move to port? (A) The rudder is hard to port and the flanking rudders are hard to starboard (B) The rudder is amidships and the flanking rudders are hard to port (C) All of the rudders are hard to starboard (D) The rudder is hard to port and the flanking rudders are hard to port

• (D) The rudder is hard to port and the flanking rudders are hard to port

Which is a predictable result of a vessel nearing a bank or edge of a steep banked channel? (A) The vessel will be drawn bodily into the bank unless the engines are stopped (B) The vessel continues in a straight line, but with greatly reduced maneuverability (C) The bow sheers toward the bank (D) The stern is drawn to the bank as the bow sheers off

• (D) The stern is drawn to the bank as the bow sheers off

Which statement about entering into a tank which has been sealed for a long time is TRUE? (A) The tank need not be tested for oxygen content if it is ventilated for more than 24 hours. (B) If the oxygen content tests at less than 12% you should wear an approved gas mask. (C) The tank should be tested only once to ensure the oxygen content is at least 14% before entry. (D) The tank must be tested at frequent intervals to ensure that hazardous gasses have not regenerated.

• (D) The tank must be tested at frequent intervals to ensure that hazardous gasses have not regenerated.

Which item shall the Master shall insure regarding the Emergency Position Indicating Radio beacon (EPIRB)? (A) The unit is secured in the emergency locker (B) The unit is only tested annually to conserve batteries (C) The unit is secured inside the wheelhouse prior to sailing (D) The unit is tested monthly

• (D) The unit is tested monthly

What is the number of fire extinguishers required on an uninspected "Motor vessel" based on? (A) The vessel's draft (B) The vessel's length (C) The number of crew members (D) The vessel's gross tonnage

• (D) The vessel's gross tonnage

Which statement is TRUE concerning gasoline vapors on board a vessel? (A) They should be vented into the wheelhouse. (B) They should be vented into the engine to improve combustion. (C) They are lighter than air and will settle in the highest part of the vessel. (D) They are heavier than air and will settle in the lowest part of the vessel.

• (D) They are heavier than air and will settle in the lowest part of the vessel.

Which is TRUE concerning immersion suits and their use? (A) They should be tight fitting. (B) Only a light layer of clothing may be worn underneath. (C) A puncture in the suit will not appreciably reduce its value. (D) They provide sufficient flotation to do away with the necessity of wearing a life jacket.

• (D) They provide sufficient flotation to do away with the necessity of wearing a life jacket.

What is the name of the metal, teardrop-shaped object sometimes used within an eyesplice? (A) Grommet (B) Splice form (C) Reinforcement (D) Thimble

• (D) Thimble

After an IOPP Certificate is issued to an inspected vessel, how many other surveys of the vessel's pollution prevention equipment are conducted during the period of validity of the certificate? (A) None (B) One (C) Two (D) Three

• (D) Three

Nylon line is better suited than manila for which operation? (A) Holding knots and splices (B) Towing alongside (C) Resisting damage from chemicals (D) Towing astern

• (D) Towing astern

A seaman deserts the vessel in a foreign port. What should the Master do with any of the deserter's personal effects remaining on board? (A) Sell them at auction and deposit the money in the ship's morale or welfare fund. (B) Donate them to a local charity upon return to the United States. (C) Inventory them, make an appropriate entry in the Official Logbook and dispose of them at sea. (D) Transfer them to the appropriate district court of the U.S. at the end of the voyage.

• (D) Transfer them to the appropriate district court of the U.S. at the end of the voyage.

When using the Code of Federal Regulations (CFR's) for Tank Vessels, you see T/O and B/C. What do the T and B tell you? (A) Grades of cargo which may be carried (B) The waters in which vessels may operate (C) Special construction limitations (D) Type of vessel to which the regulation applies

• (D) Type of vessel to which the regulation applies

The official logbook is filed with the Officer in Charge, Marine Inspection. When does this action take place? (A) Within 30 days of the date of arrival of the first U.S. port (B) At the next Certificate of Inspection (C) At the end of the year with all other official logbooks (D) Upon completion of the voyage

• (D) Upon completion of the voyage

Which will cause a wire rope to fail? (A) A sheave diameter of 24 times the wire's diameter (B) Using a medium graphite grease as a lubricant (C) Operating a winch too slow (D) Using a sheave with an undersized throat

• (D) Using a sheave with an undersized throat

Which data can NOT be found on a moisture equilibrium chart? (A) Dry bulb temperature (B) Vapor pressure (C) Moisture content (D) Wet bulb temperature

• (D) Wet bulb temperature

When should the lubricating oil be changed on a heavy duty diesel engine? (A) When it no longer supports combustion (B) When it gets dark in color (C) Only when a sample rubbed between fingers feels thin (D) When it has been in use for a specified interval

• (D) When it has been in use for a specified interval

U.S. regulations require a responsible person to be present at all times when the hatches of spaces containing Class 1 explosive materials are open. When is the responsible person released from the duty of attendance? (A) When all cargo operations have been completed and the vessel is ready to depart (B) When the final paperwork has been completed for the Class 1 Explosives in the hold (C) When the responsible person has been relieved by another officer (D) When the hatches for the hold containing Class 1 Explosives have been secured

• (D) When the hatches for the hold containing Class 1 Explosives have been secured

While anchoring your vessel, when is the best time to let go the anchor? (A) When the vessel is moving fast ahead over the ground (B) When the vessel is dead in the water (C) When the vessel is moving fast astern over the ground (D) When the vessel is moving slowly astern over the ground

• (D) When the vessel is moving slowly astern over the ground

While underway in thick fog you are on watch and hear the cry "man overboard". Which type of maneuver should you make? (A) Racetrack turn (B) Round turn (C) figure eight turn (D) Williamson turn

• (D) Williamson turn

The exhaust pipe must be gas tight throughout its entire length otherwise __________. (A) bilge water may enter the exhaust pipe (B) the joint gaskets may be blown (C) entry of air may cause vapor lock (D) carbon monoxide may enter the interior of the vessel

• (D) carbon monoxide may enter the interior of the vessel

If you must enter water on which there is an oil fire, you should __________. (A) keep both hands in front of your face to break the water surface when diving head first (B) wear very light clothing (C) protect your life preserver by holding it above your head (D) enter the water on the windward side of the vessel

• (D) enter the water on the windward side of the vessel

You are loading propanolamine and spill a small quantity on deck. According to the Chemical Data Guide, you would expect its odor to be __________. (A) sweet (B) similar to ammonia (C) similar to turpentine (D) fishy

• (D) fishy

Sounding tubes and access openings for fuel oil tanks on cargo vessels are permitted by U.S. regulations to be located in which of the listed spaces? (A) crew lounge (B) Laundries (C) Washrooms (D) none of the above

• (D) none of the above

Life jackets should be stowed in __________. (A) locked watertight containers (B) survival craft (C) messrooms (D) readily accessible locations

• (D) readily accessible locations

Which of the following terms best defines the spontaneous mixing of a tank's liquid contents when a heavier layer forms above a less dense lower layer? (A) flash over (B) boil off (C) cascading (D) rollover

• (D) rollover

When the GMDSS Radio Operator on watch hears "SECURITE" spoken three times he can expect to receive a message concerning __________. (A) the safety of a vessel or a person is in jeopardy (B) a coast station traffic list (C) a vessel in need of immediate assistance (D) the safety of navigation or important meteorological warnings

• (D) the safety of navigation or important meteorological warnings

A tank vessel transferring non-flammable hazardous cargo in bulk must display warning signs. These signs must __________. (A) be visible from both sides and from forward and aft (B) indicate "NO SMOKING" (C) be displayed only while transferring cargo and fast to a dock (D) use black lettering on a white background

• (D) use black lettering on a white background

Before any machinery is put in operation, you should __________. (A) assume there are no volatile fumes in the engine space (B) just turn the key and start up (C) take for granted that there are no fuel leaks (D) ventilate all compartments, see that the machinery is clean and there are no obstructions

• (D) ventilate all compartments, see that the machinery is clean and there are no obstructions