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Study for OUPV exam!
Terms in this set (150)
1. INTERNATIONAL ONLY Your vessel is backing out of a slip in a harbor and you can see that other
vessels are approaching. You should sound which of the following signals?
(A) One prolonged blast only
(B) Three short blasts when leaving the slip
(C) One prolonged blast followed by three short blasts when the last line is taken aboard
(D) Five short and rapid blasts
• (B) Three short blasts when leaving the slip
2. INTERNATIONAL ONLY A wing in ground (WIG) craft cannot comply with the spacing requirement
for masthead lights. What is required in this situation?
(A) The WIG must be altered to permit full compliance with the rules.
(B) The WIG's lights must comply as closely as possible, as determined by her government.
(C) The WIG must carry only the lights that comply with the rules; the others may be omitted.
(D) An all-round light should be substituted for the after masthead light and the stern light.
• (B) The WIG's lights must comply as closely as possible, as determined by her government.
3. BOTH INTERNATIONAL & INLAND When shall the stand-on vessel change course and speed?
(A) After the give-way vessel sounds one blast in a crossing situation
(B) When action by the give-way vessel alone cannot prevent collision
(C) The stand-on vessel may change course and speed at any time as it has the right of way
(D) When the two vessels become less than half a mile apart
• (B) When action by the give-way vessel alone cannot prevent collision
4. INLAND ONLY Which statement is TRUE concerning lighting requirements for Great Lakes
(A) Sidelights for vessels over 50 meters are required to have only a two-mile range of visibility.
(B) The showing of a forward masthead light is optional for vessels under 150 meters.
(C) An all-round white light may be carried in lieu of the second masthead light and stern light.
(D) Great Lakes vessels are exempted from the requirement to show yellow towing lights.
• (C) An all-round white light may be carried in lieu of the second masthead light and stern light
5. BOTH INTERNATIONAL & INLAND By day, you sight a vessel displaying three shapes in a vertical
line. The top and bottom shapes are balls, and the middle shape is a diamond. Which vessel are you
(A) vessel engaged in replenishment at sea
(B) mineclearing vessel
(D) vessel trolling
• (A) vessel engaged in replenishment at sea
6. BOTH INTERNATIONAL & INLAND You see the lights shown in illustration D077RR below. This
could be which of the following?
(THREE WHITE LIGHTS IN A ROW, ONE GREEN LIGHT)
(A) A stationary dredge
(B) A vessel pushing barges ahead
(C) A vessel towing barges astern
(D) A pipeline
• (C) A vessel towing barges astern
7. INTERNATIONAL ONLY On open water two vessels are in an overtaking situation. The overtaking
vessel has just sounded one short blast on the whistle. What is the meaning of this whistle signal?
(A) "I will maintain course and speed and pass you on your starboard side."
(B) "I request permission to pass you on my port side."
(C) "On which side should I pass?"
(D) "I am changing course to starboard."
• (D) "I am changing course to starboard."
8. BOTH INTERNATIONAL & INLAND The term "power-driven vessel" refers to any vessel
(A) making way against the current
(B) with propelling machinery onboard whether in use or not
(C) with propelling machinery in use
(D) traveling at a speed greater than that of the current
• (C) with propelling machinery in use
9. BOTH INTERNATIONAL & INLAND Which is a requirement for a vessel approaching a narrow
(A) avoid crossing the channel if it impedes another vessel navigating in the channel
(B) keep as close as possible to the edge of the channel on her port side
(C) not overtake any vessels within the channel
(D) anchor only in the middle of the channel
• (A) avoid crossing the channel if it impedes another vessel navigating in the channel
10. BOTH INTERNATIONAL & INLAND What equipment for fog signals is required for a vessel 15
meters in length?
(A) Whistle and bell only
(B) Bell only
(C) Whistle only
(D) Whistle, bell, and gong
• (C) Whistle only
11. BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning risk of collision?
(A) Risk of collision exists if the vessels will pass within half a mile of each other.
(B) Risk of collision never exists if the compass bearing of the other vessel is changing.
(C) Proper use shall be made of radar equipment to determine risk of collision.
(D) Risk of collision must be determined before any action can be taken by a vessel.
• (C) Proper use shall be made of radar equipment to determine risk of collision.
12. BOTH INTERNATIONAL & INLAND While underway in fog, you hear the fog signal of another
vessel ahead. If a risk of collision exists, which action is required by the Rules?
(A) continue on your course and speed until the other vessel is sighted
(B) slow to bare steerageway and navigate with caution
(C) sound three short blasts and back your engines
(D) stop your engines and navigate with caution
• (B) slow to bare steerageway and navigate with caution
13. BOTH INTERNATIONAL & INLAND Two power-driven vessels are crossing as shown in illustration
D042RR below. Vessel "A" sounds one short blast on the whistle. Vessel "B" is which of the
following in this scenario?
(VESSEL A HAS VESSEL B TO HER STARBOARD)
(A) overtaking vessel
(B) give-way vessel
(C) burdened vessel
(D) stand-on vessel
• (D) stand-on vessel
14. INTERNATIONAL ONLY In a narrow channel, a vessel trying to overtake another on the other
vessel's port side, would sound which whistle signal?
(A) Two prolonged blasts followed by two short blasts
(B) Two short blasts
(C) Two prolonged blasts followed by one short blast
(D) One short blast
• (A) Two prolonged blasts followed by two short blasts
15. BOTH INTERNATIONAL & INLAND A 25-meter vessel trawling is required to exhibit which shape(s)?
(A) two cones, apexes together
(B) two balls
(C) a cone, apex downward and outboard
(D) a basket
• (A) two cones, apexes together
16. BOTH INTERNATIONAL & INLAND The steering and sailing rules for vessels in restricted visibility
apply to vessels __________.
(A) navigating in or near an area of restricted visibility
(B) only if they have operational radar
(C) only if they are showing special purpose lights
(D) in sight of one another in fog
• (A) navigating in or near an area of restricted visibility
17. INLAND ONLY The term "Great Lakes", as defined by the Inland Rules of the Road, does NOT
include which choice?
(A) The St. Lawrence River to Trois-Rivières
(B) Portions of the Calumet River
(C) Saginaw Bay
(D) Portions of the Chicago River
• (A) The St. Lawrence River to Trois-Rivières
18. INTERNATIONAL ONLY You have sighted three red lights in a vertical line on another vessel dead
ahead at night. Which vessel would display these lights?
(A) A vessel moored over a wreck
(B) A vessel aground
(C) A vessel constrained by her draft
(D) A vessel dredging
• (C) A vessel constrained by her draft
19. INLAND ONLY You are overtaking another power-driven vessel in a narrow channel, and you wish to overtake on the other vessel's port side. What whistle signal would you sound?
(A) two prolonged blasts followed by one short blast
(B) two short blasts
(C) one short blast
(D) two prolonged blasts followed by two short blasts
• (B) two short blasts
20. BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall NOT take
(A) enter the separation zone
(B) cross a traffic lane
(C) engage in fishing the separation zone
(D) proceed in an inappropriate traffic lane
• (D) proceed in an inappropriate traffic lane
21. INLAND ONLY What lights will a single vessel being towed alongside show?
(A) only the outboard sidelight and a stern light
(B) sidelights and a stern light
(C) one all-round white light
(D) a special flashing light, sidelights, and a stern light
• (D) a special flashing light, sidelights, and a stern light
22. INLAND ONLY At night, which lights are required on barges moored in a group formation, more than two barges wide, and located where other vessels cannot navigate on both sides of the group?
(A) Two red lights in a vertical line at the corner extremities of the group
(B) Two unobstructed all-round yellow lights
(C) Two unobstructed all-round white lights
(D) All-round white lights placed at the corners of each barge in the group
• (C) Two unobstructed all-round white lights
23. BOTH INTERNATIONAL & INLAND You are in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. The Rules require which action to be taken?
(A) Slow to the minimum that the course can be mantained
(B) Stop your engines
(C) Sound five short and rapid blasts on the whistle
(D) Sound two prolonged blasts of the whistle
• (A) Slow to the minimum that the course can be mantained
24. BOTH INTERNATIONAL & INLAND You are underway in restricted visibility. You hear the fog signal of another vessel about 22° on your starboard bow. If danger of collision exists, which action(s) are you required to take?
(A) Slow your engines and let the other vessel pass ahead of you
(B) Slow to a minimum that the vessel can stay on course
(C) Alter course to port to pass the other vessel on its port side
(D) Alter course to starboard to pass around the other vessel's stern
• (B) Slow to a minimum that the vessel can stay on course
25. INLAND ONLY A power-driven vessel intends to overtake another power-driven vessel on the
overtaken vessel's port side. Which whistle signal should be sounded in order to state this intention?
(A) 1 short blast
(B) 2 short blasts
(C) 2 prolonged and 2 short blasts
(D) 2 prolonged and 1 short blasts
• (B) 2 short blasts
26. BOTH INTERNATIONAL & INLAND Which is the duration of each prolonged blast on whistle signals used by a power-driven vessel in fog, whether making way or underway but not making way?
(A) about one second
(B) two to four seconds
(C) four to six seconds
(D) eight to ten seconds
• (C) four to six seconds
27. BOTH INTERNATIONAL & INLAND What is the minimum sound signaling equipment required
aboard a vessel 24 meters in length?
(A) A bell only
(B) Any means of making an efficient sound signal
(C) A whistle only
(D) A bell and a whistle
• (D) A bell and a whistle
28. BOTH INTERNATIONAL & INLAND A vessel nearing a bend where other vessels may be obscured is required to sound which signal?
(A) Two short blasts
(B) One long blast
(C) One prolonged blast
(D) One short blast
• (C) One prolonged blast
29. BOTH INTERNATIONAL & INLAND If two sailing vessels are running free with the wind on the same side, which one must keep clear of the other?
(A) The one to leeward
(B) The one with the wind closest abeam
(C) The one to windward
(D) The one with the wind closest astern
• (C) The one to windward
30. INLAND ONLY A commercial vessel engaged in public safety activities may display a(n) identity
light(s). Which of the following is appropriate for these activities?
(A) alternately flashing blue and red light
(B) flashing yellow light
(C) alternately flashing red and yellow light
(D) flashing blue light
• (C) alternately flashing red and yellow light
31. INLAND ONLY Which is a characteristic of a "special flashing light"?
(A) It must show through an arc of not less than 180° nor more than 225°.
(B) It must be of the same character and construction as the masthead light.
(C) It is required for all vessels being pushed ahead as part of a composite unit.
(D) All of the above
• (A) It must show through an arc of not less than 180° nor more than 225°.
32. INTERNATIONAL ONLY You are underway in a narrow channel, and you are being overtaken by a
vessel astern. After the overtaking vessel sounds the proper signal indicating his intention to pass
your vessel on your starboard side, which signal would you sound to indicate your agreement?
(A) One short, one prolonged, one short, and one prolonged blast
(B) Two prolonged blasts
(C) Two prolonged followed by two short blasts
(D) One prolonged, one short, one prolonged, and one short blast
• (D) One prolonged, one short, one prolonged, and one short blast
33. INTERNATIONAL ONLY You see the lights shown in illustration D066RR below. What do these
(WHITE OVER WHITE ON MAST, GREEN RED AT WATERLINE WITH GREEN RED TO HER STARBOARD SIDE)
(A) Vessel towing a barge alongside
(B) Dredge working at anchor
(C) Vessel pushing a barge ahead
(D) Pilot vessel with a launch alongside
• (A) Vessel towing a barge alongside
34. BOTH INTERNATIONAL & INLAND What shape should a vessel being towed exhibit if the tow EXCEEDS 200 meters?
(A) One ball
(B) Two diamonds
(C) Two balls
(D) One diamond
• (D) One diamond
35. BOTH INTERNATIONAL & INLAND When underway in a channel, which action should you take, if it is safe and practicable?
(A) keep to the side of the channel which lies to your starboard
(B) exchange whistle signals with any other vessels in the channel
(C) stay near the middle of the channel
(D) keep to the starboard side of any vessels you meet
• (A) keep to the side of the channel which lies to your starboard
36. INLAND ONLY Which light(s) are permitted ONLY for law enforcement vessels?
(A) a flashing blue light
(B) an alternately flashing red and yellow light
(C) two red lights in a vertical line
(D) a flashing yellow light
• (A) a flashing blue light
37. BOTH INTERNATIONAL & INLAND A power-driven vessel is underway in fog but is stopped and
making no way through the water. What is the required fog signal?
(A) Two prolonged blasts at not more than one minute intervals
(B) Two prolonged blasts at not more than two minute intervals
(C) One prolonged blast at not more than one minute intervals
(D) One prolonged blast at not more than two minute intervals
• (B) Two prolonged blasts at not more than two minute intervals
38. BOTH INTERNATIONAL & INLAND Your vessel is underway in reduced visibility. You hear the fog
signal of another vessel about 30° on your starboard bow. If danger of collision exists, which action(s) are you required to take?
(A) Reduce your speed to the minimum at which it can be kept on course
(B) Slow your engines and let the other vessel pass ahead of you
(C) Alter course to starboard to pass around the other vessel's stern
(D) Alter course to port and pass the other vessel on its port side
• (A) Reduce your speed to the minimum at which it can be kept on course
39. BOTH INTERNATIONAL & INLAND Which of the the signals, other than a distress signal, can be
used by a vessel to attract attention?
(A) An orange smoke signal
(B) The vessel's searchlight
(C) A red star shell
(D) A burning barrel
• (B) The vessel's searchlight
40. BOTH INTERNATIONAL & INLAND When two power-driven vessels are meeting head-on and there is a risk of collision, which action is required to be taken?
(A) Back down
(B) Sound at least five short and rapid blasts
(C) Both vessels shall stop their engines
(D) Both vessels alter course to starboard
• (D) Both vessels alter course to starboard
41. INLAND ONLY When is a vessel required to exhibit a special flashing light?
(A) when towed astern
(B) when being pushed ahead
(C) when at anchor in a fairway
(D) All of the above
• (B) when being pushed ahead
42. BOTH INTERNATIONAL & INLAND If you saw flames aboard a vessel but could see the vessel was
not on fire, what would this indicate?
(A) The vessel was attempting to attract the attention of a pilot boat
(B) The vessel required immediate assistance
(C) The crew was trying to get warm
(D) The vessel was being illuminated for identification by aircraft
• (B) The vessel required immediate assistance
43. BOTH INTERNATIONAL & INLAND When is your vessel travelling at a "safe speed" as defined in the COLREGS?
(A) when you are traveling slower than surrounding vessels
(B) when you can take proper and effective action to avoid collision
(C) when no wake comes from your vessel
(D) when you can stop within your visibility range
• (B) when you can take proper and effective action to avoid collision
44. BOTH INTERNATIONAL & INLAND Which signal may be used by a vessel that is in doubt as to
whether sufficient action is being taken by another vessel to avoid collision?
(A) One prolonged blast on the whistle
(B) A continuous sounding of the fog horn
(C) Firing a gun every minute
(D) Five or more short rapid blasts on the whistle
• (D) Five or more short rapid blasts on the whistle
45. BOTH INTERNATIONAL & INLAND What is the duration of a "short blast" on the whistle?
(A) 1 second
(B) 4 to 6 seconds
(C) 8 to 12 seconds
(D) 12 to 15 seconds
• (A) 1 second
46. BOTH INTERNATIONAL & INLAND For identification purposes at night, U.S. Navy submarines on
the surface may display an intermittent flashing light of which color?
(A) Amber (yellow)
• (A) Amber (yellow)
47. BOTH INTERNATIONAL & INLAND Which signal shall a vessel underway and making way in fog
shall sound every two minutes?
(A) Three distinct blasts
(B) One prolonged blast
(C) One prolonged blast and three short blasts
(D) Two prolonged blasts
• (B) One prolonged blast
48. BOTH INTERNATIONAL & INLAND In a dense fog you hear a whistle signal ahead of one
prolonged blast followed by three short blasts. Which vessel is required to sound this signal?
(A) Vessels not under command
(B) A manned vessel being towed
(C) fishing vessels underway trawling
(D) A pilot vessel underway making a special signal
• (B) A manned vessel being towed
49. BOTH INTERNATIONAL & INLAND You see a vessel displaying the code flag "LIMA" below which
is a red ball. The vessel is indicating it is in which of the following situations?
(A) In distress
(D) Preparing to receive aircraft
• (A) In distress
50. BOTH INTERNATIONAL & INLAND A power-driven vessel with a 150-meter stern tow is required
to display which lights?
(A) three masthead lights in a vertical line
(B) a towing light above the stern light
(C) a red light over a white light at the masthead
(D) two towing lights in a vertical line
• (B) a towing light above the stern light
1. When picking up your mooring at the buoy, which is the correct method?
(A) Stop upwind and up current and drift down on the buoy
(B) Approach the buoy with the wind and current astern
(C) Approach the buoy with the wind and current ahead
(D) Approach the buoy with wind and sea abeam
• (C) Approach the buoy with the wind and current ahead
2. How many B-II hand portable fire extinguishers are required in the machinery space of a 260 GT
uninspected tow vessel with 2400 B.H.P.?
• (C) 3
3. In which situation could a vessel most easily capsize?
(A) Anchored with your bow into the seas
(B) Running into head seas
(C) Running with following seas
(D) Running in the trough
• (D) Running in the trough
4. What prevents an inflated life raft from being pulled under by a vessel which sinks in water over 100
feet in depth?
(A) The hydrostatic release
(B) The weak link in the painter line
(C) A Rottmer release
• (B) The weak link in the painter line
5. You are 15 feet off a pier and docking a vessel using only a bow breast line and stern breast line.
Once the slack is out of both lines you begin to haul in on the bow breast line. What is the effect on
(A) The stern will come in and the bow will remain the same distance off the pier.
(B) The bow will come in and the stern will go out.
(C) The bow and stern come in equally closer toward the pier.
(D) The bow will come in and the stern will remain the same distance off the pier.
• (D) The bow will come in and the stern will remain the same distance off the pier.
6. Fire dampers prevent the spread of fire by __________.
(D) direct contact
• (C) convection
7. What factor is essential to the proper operation of a radiator cooled engine?
(A) Low heat of combustion
(B) Jacket water treatment
(C) Air flow through the radiator
(D) Cooling water pressure
• (C) Air flow through the radiator
8. You are using the anchor to steady the bow while maneuvering. When do you know you have the
proper scope of anchor cable out?
(A) When the bow is held in position with the engines coming slowly ahead
(B) When the anchor is just touching the bottom
(C) If the scope is not more than 5 times the depth of the water
(D) When the cable enters the water at an angle between 60° and 85° from the horizontal
• (A) When the bow is held in position with the engines coming slowly ahead
9. To turn over an inflatable liferaft that is upside down, you should pull on which item?
(A) Sea painter
(B) Righting strap
• (B) Righting strap
10. CO2 cylinders must be recharged when the weight of the charge in the cylinder is less than what percent of the stamped full weight of the charge?
• (C) 90%
11. What is the MOST important consideration when determining how to fight an electrical fire?
(A) The amount of toxic fumes created by the extinguisher
(B) Whether the fire is in machinery or passenger spaces
(C) Danger of shock to personnel
(D) Maintaining electrical power
• (C) Danger of shock to personnel
12. If more than one raft is manned after the vessel has sunk, you should take which action?
(A) Go in a different direction in search of land
(B) Spread out to increase the possibility of a search aircraft finding you
(C) Tie the rafts together and try to stay in a single group
(D) Reduce the number of rafts by getting as many people as possible into as few rafts as possible
• (C) Tie the rafts together and try to stay in a single group
13. Which one of the following signals is made at night by a lifesaving station to indicate "Landing here highly dangerous"?
(A) Vertical motion of a white light or flare
(B) Horizontal motion of a white light or flare
(C) White star rocket
(D) Vertical motion of a red light or flare
• (B) Horizontal motion of a white light or flare
14. After clearing the vessel, what is one of the FIRST things you would do in an inflatable liferaft?
(A) Post a lookout.
(B) Pick up other survivors.
(C) Open equipment pack.
(D) Issue anti-seasickness medicine.
• (B) Pick up other survivors.
15. A crew member has just fallen overboard off your port side. Which action should you take?
(A) Immediately put the rudder over hard right.
(B) Wait until the stern is well clear of the man and then put the rudder over hard right.
(C) Immediately put the engines astern.
(D) Immediately put the rudder over hard left.
• (D) Immediately put the rudder over hard left.
16. What time of day would an SSB radio have the longest transmitting range?
(A) At noon
(B) During darkness
(C) Daylight before noon
(D) Daylight after noon
• (B) During darkness
17. When is it recommended that the external flotation bladder on an immersion suit be inflated?
(A) Before entry into the water
(B) Only after two hours in the water
(C) Only after four hours in the water
(D) Upon entry into the water
• (D) Upon entry into the water
18. Which statement is TRUE concerning the placard entitled "Discharge of Oil Prohibited"?
(A) It must be located in a conspicuous place in the wheelhouse.
(B) It is required on all vessels.
(C) It must be located at the bilge and ballast pump control station.
(D) All of the above
• (C) It must be located at the bilge and ballast pump control station.
19. All U.S. Flag vessels engaged in foreign trade are required to be which of the following?
(C) Registry Endorsed
(D) Class Endorsed
• (C) Registry Endorsed
20. On uninspected vessels which statement is TRUE concerning work vests?
(A) They may be worn during drills.
(B) They may be substituted for up to 10% of the required lifesaving gear aboard.
(C) They must be stowed separately from approved life preservers.
(D) They need not be of an approved type.
• (C) They must be stowed separately from approved life preservers.
21. Recharging a previously used cartridge-operated dry-chemical extinguisher is accomplished by
(A) recharging the cartridge and refilling it with powder
(B) authorized fire equipment servicing personnel only
(C) replacing the propellant cartridge and refilling with powder
(D) puncturing the cartridge seal after installation
• (C) replacing the propellant cartridge and refilling with powder
22. Which statement is TRUE concerning radiotelephones on board towing vessels?
(A) Only the Master of the vessel is allowed to speak over the radiotelephone.
(B) There cannot be a radiotelephone located anywhere except in the wheelhouse.
(C) The officer in charge of the wheelhouse is considered to have the radiotelephone watch.
(D) Only distress messages may be transmitted over channel 13.
• (C) The officer in charge of the wheelhouse is considered to have the radiotelephone watch.
23. 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. She is making more leeway than you. Where should you position
your vessel when you start running lines?
(A) A - to her starboard
(B) B - ahead
(C) C - to her bow
(D) D - to her port
• (D) D
24. Which of the following is a rope ladder with wooden rungs?
(A) A life ladder
(B) A Jacob's ladder
(C) A drop ladder
(D) A jury ladder
• (B) A Jacob's ladder
25. What can a rolling hitch be used for?
(A) Secure a line around a spar
(B) Mouse a hook
(C) Shorten a line
(D) Make a temporary eye
• (A) Secure a line around a spar
26. Which space(s) is(are) NOT exempt when measuring gross tonnage?
(A) Steering gear room
(B) Cargo holds
(C) Auxiliary machinery spaces above the deck
(D) Galley in a deckhouse
• (B) Cargo holds
27. Which item(s) is/are a 2,000 GT tankship is required to carry?
(A) Two canister type gas masks if such vessel is authorized to carry grade A, B, C or D liquids
(B) Two self-contained breathing apparati
(C) One oxygen breathing apparatus with enough lifeline to reach from the open deck to any part
of the tanks
(D) Emergency outfits only on an international voyage
• (B) Two self-contained breathing apparati
28. While operating your oceangoing vessel you must keep a record of any discharge or disposal of garbage. When should these entries be made?
(A) Before the end of the voyage
(B) At the time the garbage was disposed
(C) Before arriving at your next port
(D) No later than 24 hours after disposal of the garbage
• (B) At the time the garbage was disposed
29. When should you first have any food or water after boarding a lifeboat or liferaft?
(A) After 12 hours
(B) After 24 hours
(C) Within 48 hours
(D) Some food and water should be consumed immediately and then not until 48 hours later.
• (B) After 24 hours
30. There is a fire in the crew's quarters of your vessel. Which action should you take FIRST?
(A) Ventilate the quarters as much as possible
(B) Close all ventilation to the quarters if possible
(C) Prepare to abandon ship
(D) Attempt to put the fire out yourself before sounding the alarm
• (B) Close all ventilation to the quarters if possible
31. Which of the following should you do when using wire rope clips to form a temporary eye in a wire
(A) Place the U-bolt of the wire rope clips on the dead end of the rope
(B) Check the clips after an hour of operation to determine if the clips loosened due to wire rope
(C) Wire rope clips should never be used to form a temporary eye splice
(D) Replace the entire wire rope if broken wires are detected around the clips
• (A) Place the U-bolt of the wire rope clips on the dead end of the rope
32. How does the effect known as "bank suction" act on a single-screw vessel proceeding along a
(A) It pulls the bow toward the bank.
(B) It pushes the entire vessel away from the bank.
(C) It heels the vessel toward the bank.
• (D) It pulls the stern toward the bank.
• (D) It pulls the stern toward the bank.
33. You are on watch at night in clear visibility and the vessel has just been anchored. What is the first
thing that you should do after the anchor has been let go?
(A) Turn off the running lights and turn on the anchor lights
(B) Lower the accommodation ladder and illuminate it
(C) Stop the engines
(D) Take bearings to obtain ship's position
• (D) Take bearings to obtain ship's position
34. What is a "sheepshank" used for?
(A) To stop off a line
(B) To shorten a line
(C) Keeps a line from fraying
(D) Joins lines of unequal size
• (B) To shorten a line
35. 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?
• (D) Three
36. How should natural fiber rope be stowed in order to help protect it from rotting?
(A) Stowed in any compartment
(B) Dried, and stowed in a place with adequate ventilation
(C) Stowed in a hot, moist compartment for warmth
(D) Stowed on deck at all times
• (B) Dried, and stowed in a place with adequate ventilation
37. Which action should be taken once fueling has been completed?
(A) The fuel tank fill pipe should be left open to allow vapors to vent from the tank
(B) The engine should be started immediately to prevent vapor lock in the fuel line
(C) All hatches should be opened and all compartments should be ventilated
(D) Open the fuel line and drain a small amount of gasoline into the bilge to clear the line of
• (C) All hatches should be opened and all compartments should be ventilated
38. 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 45°?
(A) 130 yards
(B) 165 yards
(C) 195 yards
(D) 230 yards
• (A) 130 yards
39. How should gasoline tanks be filled?
(A) To the top to expel all vapors from the tanks
(B) Fill with only sufficient fuel for the planned trip so excess gasoline is not carried
(C) To the top so the operator is certain how much fuel he has aboard
(D) Fill to near the top with some space allowed for gasoline expansion
• (D) Fill to near the top with some space allowed for gasoline expansion
40. 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) Speed of advance
(B) Wake fraction
(C) Wake distribution
(D) Propeller velocity
• (B) Wake fraction
41. "Herringbone" is a term associated with which activity?
• (A) Sewing
42. 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
43. Which officer is responsible for the sanitary condition of the engineering department?
(A) First Assistant
(B) Chief Mate
(C) Chief Engineer
• (C) Chief Engineer
44. What effect does lifting the shank of a Stockless anchor that is set on the bottom have?
(A) The probability of fouling the chain decreases
(B) The probability of fouling the chain increases
(C) The flukes will dig deeper increasing the holding power
• (D) The flukes will break free of the bottom
• (D) The flukes will break free of the bottom
45. If heavy smoke is coming from the paint locker, what should be the FIRST firefighting response?
(A) Open the door to evaluate the extent of the fire
(B) Release the CO2 flooding system
(C) Enter and use a portable extinguisher
(D) Secure the ventilation
• (D) Secure the ventilation
46. A mariner whose credential has been revoked shall not be issued another credential without which
of the following?
(A) approval of the Officer-in-Charge, Marine Inspection
(B) taking a new examination
(C) approval of the Commandant
(D) approval of an administrative law judge
• (C) approval of the Commandant
47. A class B fire is most successfully fought by which method?
(A) Preventing oxygen from reaching the burning material
(B) Using the extinguishing agent to make the burning material fire-resistant
(C) Cooling the burning material below its ignition temperature
(D) Using the extinguishing agent to remove the heat
• (A) Preventing oxygen from reaching the burning material
48. What is the rule of thumb for the length of chain required to anchor a vessel under normal
(A) Twice the depth of water
(B) Twice the depth of water plus the range of tide
(C) Five to seven times the depth of water
(D) Seven to ten times the depth of water
• (C) Five to seven times the depth of water
49. Which term is given to laying out a line in successive circles flat on deck with the bitter end in the
• (C) Flemishing
50. The single turn method of returning to a man overboard should be used ONLY if which condition exists?
(A) The conning officer is inexperienced
(B) A boat will be used to recover the man
(C) The vessel is very maneuverable
(D) The man is reported missing rather than immediately seen as he falls overboard
• (C) The vessel is very maneuverable
1. Which daymark has no lateral significance?
(A) Red triangle
(B) Green square
(C) Square; top half green and bottom half red
(D) Black and white diamond
• (D) Black and white diamond
2. According to Buys Ballot's law, when an observer in the Northern Hemisphere experiences a
northeast wind, where is the center of low pressure located?
• (D) South-Southeast
3. What do red sectors of navigation lights warn mariners of?
(A) Heavily trafficked areas
(B) Shoals or nearby land
(C) Recently sunken vessels
(D) Floating debris
• (B) Shoals or nearby land
4. The predicted time that the flood begins at the entrance to Delaware Bay is 1526. You are anchored
off Chestnut St. in Philadelphia. If you get underway bound for sea at 1300 and turn for 13 knots, at
what point will you lose the flood current?
(A) Mile 52
(B) Marcus Hook
(D) New Castle
• (C) Billingsport
5. Under the IALA Buoyage System, which topmark shown in illustration D023NG below will be
displayed on a safe watermark?
(A) A - one ball
(B) B - two balls
(C) C - two downward triangles
(D) D - diamond
(A) A - one ball
6. If within 500 yards (460m) of a Northern Right Whale you are lawfully obligated to take which
(A) Slow to bare steerageway until the whale swims away
(B) Turn away from the whale and leave at full speed
(C) Stop the vessel and sound repeated blasts on the ship's whistle to scare the whale away
(D) Turn away from the whale and leave at slow speed
• (D) Turn away from the whale and leave at slow speed
7. What is the reference datum mean high water used to measure?
(A) Soundings on the east coast of the United States
(B) Soundings in European waters
(C) Both heights and soundings worldwide
(D) Heights of topographical features in the United States
• (D) Heights of topographical features in the United States
8. Under the IALA-B Buoyage System, which is TRUE of a buoy displaying a red light?
(A) It will show a light characteristic of Morse Code "A"
(B) It will be lettered
(C) It should be left to starboard when entering from seaward
(D) It must have a radar reflector
• (C) It should be left to starboard when entering from seaward
9. What will be the velocity of the tidal current south of Doubling Point, ME, at 1357 EST (ZD +5) on 3
o (A) 0.9 knot
o (B) 1.3 knots
• (C) 2.0 knots
o (D) 2.6 knots
10. When adjusting a magnetic compass for error, which is TRUE concerning the deviation table?
(A) Construct the table after adjusting the fore-and-aft permanent magnets
(B) Construct the deviation table before correcting for any deviation
(C) Construct the deviation table before the quadrantal correctors are placed on the compass
(D) Construct the deviation table after correcting for variation
• (A) Construct the table after adjusting the fore-and-aft permanent magnets
11. What is published by the U.S. Coast Guard?
(A) Tide Tables
(B) Nautical Charts
(C) Light List
(D) U.S. Coast Pilot
• (C) Light List
12. How can you follow the approach of a dangerous cyclonic storm?
(A) Review the Coast Pilot or Sailing Directions
(B) Utilizing the National Weather Service Observing Handbook No.1, Marine Surface
(C) By a newspaper, a weather map, a weather fax, or a weather forecast
(D) By monitoring the change in the sea temperature
• (C) By a newspaper, a weather map, a weather fax, or a weather forecast
13. Priming of the tides occurs __________.
(A) when the Earth, Moon, and Sun are lying approximately on the same line
(B) when the Moon is between new and first quarter and between full and third quarter
(C) when the Moon is between first quarter and full and between third quarter and new
(D) at times of new and full Moon
• (B) when the Moon is between new and first quarter and between full and third quarter
14. Which is the region containing 3/4 of the mass of the atmosphere and to which are confined such
phenomena as clouds, storms, precipitation and changing weather conditions?
(A) The stratopause
(B) The stratosphere
(C) The troposphere
(D) The tropopause
• (C) The troposphere
15. Prior to reading an aneroid barometer, why should you tap the face lightly with your finger?
o (A) To contract and expand the glass face
o (B) To demagnetize the metal elements
o (C) To expose any loose connections
• (D) To bring the pointer to its true position
• (D) To bring the pointer to its true position
16. The difference between the heights of low and high tide is the __________.
• (C) range
17. What will be the time after 1000 EST (ZD +5), on 4 March 1983, that the height of the tide at City
Island, NY, will be 2.4 feet?
• (A) 1228
o (B) 1240
o (C) 1244
o (D) 1248
18. If your weather bulletin shows the center of a low pressure area to be 100 miles due east of your
position, what winds can you expect in the Northern Hemisphere?
(A) East to southeast
(B) North to northwest
(C) East to northeast
(D) South to southeast
• (B) North to northwest
19. Which type of precipitation occurs only in thunderstorms with strong convection currents that convey raindrops above and below the freezing level?
(C) Freezing rain
• (A) Hail
20. In illustration D039NG below, what type of cloud is indicated by the number four?
• (C) Altostratus
21. 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 311°T, and the variation is 8°E. If the
heading of your vessel at the time of the sighting is 305° per standard magnetic compass, what is
the correct deviation?
• (B) 2°W
22. The average height of the surface of the sea for all stages of the tide over a 19 year period is called
(A) half-tide level
(B) mean low water
(C) mean high water
(D) mean sea level
• (D) mean sea level
23. Which term is given to the dense black cumulonimbus clouds surrounding the eye of a hurricane?
(A) Funnel clouds
(B) Wall clouds
(C) Cyclonic spirals
(D) Spiral rainbands
• (B) Wall clouds
24. While on a course of 159°T, a light bears 11° on the starboard bow at a distance of 10.6 miles. What
course should you steer to pass 2 miles abeam of the light leaving it to starboard?
• (D) 159°T
25. You desire to make good a true course of 038°. The variation is 5°E, magnetic compass deviation is
4°W, and gyrocompass error is 4°W. A southeasterly wind produces a 4° leeway. What is the course
to steer per standard magnetic compass to make the true course good?
• (B) 041°psc
26. Which type of cloud is among the most dependable for giving an indication of an approaching
27. What is the MOST important feature of the material used for making the binnacle of a standard
(A) It must be permanently affixed to the vessel
(B) It must be corrosion resistant
(C) It must be nonmagnetic
(D) It must be weatherproof
• (C) It must be nonmagnetic
28. What enables you to estimate the bearing of a storm's center?
(A) An educated guess
(B) Pascal's Law
(C) Buys Ballot's Law
(D) The left-hand rule
• (C) Buys Ballot's Law
29. Which meteorological feature controls the climate of the Gulf and the Gulf Coast area during late
spring and summer?
(A) The Bermuda High
(B) Tropical cyclones
(C) The doldrums
(D) The horse latitudes
• (A) The Bermuda High
30. Which maritime radio system consisting of a series of coast stations transmitting coastal warnings?
• (A) NAVTEX
31. A daymark used to indicate the safe water in a channel will have which of the shapes shown in
illustration D045NG below?
(A) A - square
(B) B - diamond
(C) C - two colored octagon
(D) D - triange
(C) C - two colored octagon
32. Which navigational mark may only be lettered?
(A) An unlighted, green, can buoy
(B) A red buoy
(C) A port side day-shape
(D) A spherical buoy
• (D) A spherical buoy
33. What color lights do lighted information markers display?
(A) White lights
(B) Green lights
(C) Yellow lights
(D) Red lights
• (A) White lights
34. When using GPS, how many theoretical position lines are required for a three-dimensional fix?
• (D) 4
35. From which type of cloud can a tornado or waterspout develop?
• (D) Cumulonimbus
36. Which system provides the highest level of commercial navigational accuracy?
(A) NAVSAT, using the Doppler-shift
(B) SPS, without selective availability
(C) PPS, without selective availability
(D) DGPS, within a coverage area
• (D) DGPS, within a coverage area
37. At which location is the value of sixty nautical miles per degree of geodetic latitude most correct?
(A) At either of the poles
(B) The equator
(C) At latitude 45°
(D) At all latitudes
• (C) At latitude 45°
38. Which item in illustration D034NG below shows a Morse (A) light?
• (D) D
39. On an Army Corps of Engineers navigation map, how is each mile A.H.P. on the Lower Mississippi
o (A) A dashed red line
o (B) A navigation light
• (C) A black dot
o (D) A number showing mileage only
40. The Light List shows that a navigational light has a nominal range of 12 miles and a height above water of 25 feet (7.6 meters). Your height of eye is 30 feet (9.1 meters) and the visibility is 0.5 mile.
At what approximate range will you first sight the light?
(A) 5.2 miles
(B) 0.5 mile
(C) 1.4 miles
(D) 12.0 miles
• (C) 1.4 miles
41. When does a Doppler speed log indicate speed over ground?
(A) When senseing the bottom in depths of less than 600 feet
(B) The unit can only speed over ground when there is no current
(C) At all times
(D) When the unit is in the volume reverberation mode
• (A) When senseing the bottom in depths of less than 600 feet
42. The chart of a beach area shows a very steep slope to the underwater beach bottom. Which type of breakers can be expected when trying to land a boat on this beach?
• (A) Surging
43. How many slack tidal currents usually occur each day on the east coast of the United States?
• (D) Four
44. Of the four light characteristics shown in illustration D019NG below which one does NOT represent a
safe water mark of the IALA Buoyage System?
(A) A - Fl (2)
(B) B - Occ
(C) C - L Fl 10s
(D) D - Morse "A"
• (A) A
45. By convention, the Earth's south magnetic pole is which color?
• (D) Red
46. How many high waters usually occur each day on the East Coast of the United States?
• (B) Two
47. It is unlawful to approach within how many yards of a northern right whale?
• (D) 500
48. You are entering an east coast port and see a buoy with a yellow triangle painted on it. What does
the symbol indicate?
(A) You are in the vicinity of the ICW
(B) The buoy designates a sharp turn in the channel
(C) The buoy is a special mark
(D) The buoy is off station
• (A) You are in the vicinity of the ICW
49. When operated over a muddy bottom, a fathometer may indicate which of the following?
(A) Two depth readings
(B) No depth reading
(C) A zero depth reading
(D) A shallow depth reading
• (A) Two depth readings
50. Pressure gradient is a measure of __________.
(A) pressure difference over time
(B) pressure difference over horizontal distance
(C) a high-pressure area
(D) vertical pressure variation
• (B) pressure difference over horizontal distance
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