U.S.C.G. Merchant Marine Exam First Class Pilot Q370 Deck ...

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U.S.C.G. Merchant Marine Exam

First Class Pilot

Q370 Deck General – Safety

(Sample Examination)

of 18 Q370 Deck General – Safety

7/27/2021

Q370 Deck General - Safety U.S.C.G. Merchant Marine Exam First Class Pilot Illustrations: 5

Choose the best answer to the following Multiple Choice Questions.

1. You are docking a vessel in a slip which has its entrance athwart the tide. You land the ship across the end of the pier, stemming the tide, preparatory to breaking the ship around the corner. You have one tug to assist. Where would you generally tie up the tug?

o (A) Have her on a hawser from the stern. o (B) Tie her up on the inshore bow to hold the ship off the end. • (C) Tie her up on the offshore bow. o (D) Tie her up on the inshore quarter to lift the stern.

If choice C is selected set score to 1.

2. You are on a large vessel fitted with a right-handed controllable-pitch propeller set at maximum forward pitch. Which statement about reversing is TRUE?

o (A) When the pitch is reversed, the stern will slew to port even with headway. o (B) The vessel will respond to the rudder until sternway is developed, then the stern will slew to

starboard. o (C) The vessel will have full rudder control throughout the speed change from ahead to astern. • (D) There will probably be a loss of steering control.

If choice D is selected set score to 1.

3. If you are fighting a fire below the main deck of your vessel, which action is most important concerning the stability of the vessel?

o (A) Shutting off electricity to damaged cables • (B) Pumping fire-fighting water overboard o (C) Maneuvering the vessel so the fire is on the lee side o (D) Removing burned debris from the cargo hold

If choice B is selected set score to 1.

4. What causes a single-screw vessel going ahead to turn more rapidly to port?

• (A) Side force of the propeller o (B) Discharge current of the propeller o (C) Thrust o (D) Suction current

If choice A is selected set score to 1.


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5. If you receive the signal over radiotelephone of "Romeo Papa Tango" while using the International Code of Signals, which action should you take?

• (A) Repeat your last transmission o (B) End the transmission o (C) Report to the caller o (D) Continue since he received your last transmission


6. In illustration D039SA below, what is the fire control plan symbol represented by number (67)?

o (A) Gas detector • (B) Emergency generator o (C) Emergency switchboard o (D) Inert gas installation


7. Squat is a natural phenomena as a ship moves through a restricted channel due to what basic principle?

o (A) Increased pressure on the hull resulting from decreased speed o (B) Increased pressure on the hull resulting from increased speed • (C) Decreased pressure on the hull resulting from increased speed o (D) Decreased pressure on the hull resulting from decreased speed


8. Which part of a windlass physically engages the chain during hauling or paying out?

o (A) The bull gear • (B) The wildcat o (C) The cat head o (D) The devil's claw


9. 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 o (B) If the scope is not more than 5 times the depth of the water o (C) When the cable enters the water at an angle between 60° and 85° from the horizontal o (D) When the anchor is just touching the bottom



7/27/2021

Q370 Deck General - Safety U.S.C.G. Merchant Marine Exam First Class Pilot Illustrations: 5 10. You are docking a vessel. Which statement is TRUE?

• (A) You should go in against the current o (B) You should go in with the current o (C) You should approach the dock at a 90° angle o (D) You should pass a mooring line to the dock and let the crew pull the vessel to


11. Which knot in illustration D030DG below is secure only when there is a strain on the line?

o (A) H o (B) I • (C) L o (D) P


12. Which type of portable fire extinguishers is NOT designed for use on flammable liquid fires?

• (A) Water (cartridge-operated) o (B) Dry chemical o (C) Carbon dioxide o (D) Foam (stored-pressure)


13. Mooring with two bow anchors has which major advantage over anchoring with one bow anchor?

o (A) The vessel will not swing with a change in wind. o (B) The vessel will not reverse direction in a tidal current. o (C) A mooring approach may be made from any direction. • (D) The radius of the vessel's swing will be shortened.


14. Who issues the regulations governing the frequencies of the bridge-to-bridge radiotelephone?

o (A) U.S. Coast Guard • (B) Federal Communications Commission o (C) Department of Transportation o (D) Department of Defense



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15. You are approaching the pilot station with the wind fine on the starboard bow and making about 3 knots. You can help to calm the seas by taking what action just before the pilot boat comes along on the port side?

• (A) A short burst of ahead full with left full rudder o (B) Giving right full rudder o (C) Stopping the engines o (D) Backing full


16. What is the mechanical advantage, neglecting friction, of tackle number 4 as shown in illustration D029DG below?

o (A) 1 o (B) 2 o (C) 3 • (D) 4


17. 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 180°?

o (A) 875 yards • (B) 910 yards o (C) 975 yards o (D) 1015 yards


18. Which agency must approve the Safety equipment on board inspected vessels?

• (A) The U.S. Coast Guard o (B) The Safety Standards Bureau o (C) The National Safety Council o (D) The Occupational Safety and Health Administration (OSHA)



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19. The effect known as "bank cushion" acts in which of the following ways on a single-screw vessel proceeding along a narrow channel?

• (A) It forces the bow away from the bank. o (B) It forces the entire vessel away from the bank. o (C) It forces the stern away from the bank. o (D) It heels the vessel toward the bank.


20. 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?

o (A) Speed of advance o (B) Wake distribution o (C) Propeller velocity • (D) Wake fraction


21. 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?

o (A) One B-I extinguisher • (B) One B-II extinguisher o (C) One B-II and one C-II extinguisher o (D) One B-V extinguisher


22. Which is the BETTER holding ground, for a conventional anchor?

o (A) A rocky bottom o (B) A shale bottom o (C) A very soft mud • (D) A mixture of mud and clay


23. While proceeding up a narrow waterway you observe a vessel berthed in the river with slack mooring lines. Which is the most prudent action to take FIRST?

o (A) Give 5 short blasts on the whistle o (B) Contact the moored vessel o (C) Call the US Coast Guard • (D) Reduce the speed of your vessel



7/27/2021

Q370 Deck General - Safety U.S.C.G. Merchant Marine Exam First Class Pilot Illustrations: 5 24. Which is the BEST holding ground for conventional anchors?

o (A) Very soft mud o (B) Rock o (C) Shale • (D) Hard mud


25. A twin-screw vessel is easier to maneuver than a single-screw vessel because the twin-screw vessel has which advantage?

o (A) The system permits the rudder to move faster • (B) It can turn without using her rudder o (C) It generates more power o (D) It can suck the water away from the rudder


26. The Fire Control Plan must contain detailed information on which of the following systems?

o (A) Ventilation o (B) Fixed fire suppression o (C) Ship construction • (D) All of the above


27. The BEST way to steer a twin-screw vessel if you lose your rudder is by using __________.

o (A) both engines at the same speed o (B) one engine at a time o (C) one engine and a steering oar • (D) one engine running at reduced speed and controlling the vessel with the other


28. You are proceeding along the right bank of a narrow channel aboard a right-handed single-screw vessel. The vessel starts to sheer due to bank suction/cushion effect. Which action should you take?

• (A) Increase speed and put the rudder hard right o (B) Stop engines and put the rudder hard left o (C) Decrease speed and put the rudder hard right o (D) Back full with rudder amidships



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

o (A) Because of their location, most modern installations have as much power as a tug. o (B) They are effective on most vessels at speeds up to 10 knots. o (C) They are fully effective at all drafts. • (D) When going astern at slow speed, they provide effective steering control.


30. Traditionally, the signal for fire aboard ship is __________.

o (A) more than 6 short blasts and 1 long blast on the whistle, and the same signal on the general alarm

o (B) 1 short blast on the whistle • (C) continuous sounding of the ship's whistle and the general alarm for at least 10 seconds o (D) alternating short and long blasts on the ship's whistle


31. A large fire, involving class "A" material, has developed in the ship's galley. In combating this fire, which action should you take?

o (A) Have a hose team cool the galley door, then open the door and extinguish the fire using a type B-II extinguisher

o (B) Keep the galley door closed until all the class "A" material has been consumed by the fire • (C) Cool adjoining horizontal and vertical surfaces before opening the galley door o (D) Advance the hose team into the galley without any preparatory action


32. What is the mechanical advantage, neglecting friction, of tackle number 12 as shown in illustration D029DG below?

o (A) 3.0 o (B) 5.5 o (C) 6.0 • (D) 7.0



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33. You have determined the maneuvering characteristics of your vessel by taking 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 90°?

• (A) 400 yards o (B) 430 yards o (C) 485 yards o (D) 525 yards


34. You are releasing carbon dioxide gas (CO2) into an engine compartment to extinguish a fire. In which situation will the CO2 be most effective?

o (A) The compartment is closed and ventilators are opened • (B) The compartment is closed and airtight o (C) Air flow to the compartment is increased with blowers o (D) The compartment is left open to the air


35. Which statement concerning carbon dioxide is FALSE?

o (A) It cannot be smelled. • (B) It is safe to use near personnel in a confined space. o (C) It cannot be seen. o (D) It displaces the oxygen in the air.


36. Why is carbon dioxide (CO2) better than dry chemical for fighting a class "C" fire?

o (A) It takes smaller amounts of CO2 to cover the same area. • (B) The dry chemical leaves a residue. o (C) CO2 will not dissipate in air. o (D) The dry chemical is a conductor.


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

o (A) Go half ahead on the engines and pass upstream of the buoy o (B) Go half ahead on the engines and put the rudder hard right • (C) Back away a few lengths to clear the buoy and then go ahead on the engines o (D) Go full ahead on the engine(s)



7/27/2021

Q370 Deck General - Safety U.S.C.G. Merchant Marine Exam First Class Pilot Illustrations: 5 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 with the results as shown. Based on this information, what is the advance for a turn of 90°? Illustration D034DG

o (A) 820 yards • (B) 870 yards o (C) 930 yards o (D) 975 yards


39. When compared to a high-expansion foam, a low-expansion foam will __________.

• (A) be more heat resistant o (B) be lighter o (C) cling to vertical surfaces o (D) be dryer


40. 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 o (B) The facilities shall be as close as possible to the house o (C) There shall be a facility on each level of the accommodation space o (D) The facilities shall be on the main deck only


41. When backing down with sternway, where will the pivot point of a vessel be located?

• (A) The pivot point will be about one-quarter of the vessel's length from the stern o (B) The pivot point will shift to the bow o (C) The pivot point will be aft of the propellers o (D) The pivot point will be about one-third of the vessel's length from the bow


42. 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?

o (A) 9 o (B) 10 • (C) 14 o (D) 21



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Q370 Deck General - Safety U.S.C.G. Merchant Marine Exam First Class Pilot Illustrations: 5 43. Your ship is in shallow water and the bow rides up on its bow wave while the stern sinks into a

depression of its transverse wave system. What is this called?

o (A) Broaching o (B) Parallel sinkage o (C) Fish tailing • (D) Squatting


44. You are docking a vessel starboard side to with the assistance of two tugs. You are attempting to hold the vessel off by operating both tugs at right angles to the vessel and at full power. Which statement is TRUE?

o (A) Steerageway is never taken off o (B) The bow doesn't close the dock first • (C) The ship has no headway at the time o (D) The bow closes the dock first


45. When a vessel is entering or leaving a port, where is the record of engine speeds kept?

o (A) The Official Logbook o (B) The engine rough log • (C) The bell book o (D) The deck rough log


46. What speed do most bow thrusters generally become ineffective?

o (A) At any speed ahead • (B) Over 3 knots headway o (C) Over 1 knot sternway o (D) At any speed astern


47. Why are the anchors dropped well out from the pier while at a Mediterranean moor?

o (A) It will prevent damage to the stern caused by swinging against the pier in the approach o (B) It increases the anchor's reliability by providing a large catenary in the chain o (C) It eliminates navigational hazards by allowing the chain to lie along the harbor bottom • (D) It permits the ship to maneuver in the stream while weighing anchors



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Q370 Deck General - Safety U.S.C.G. Merchant Marine Exam First Class Pilot Illustrations: 5 48. When is a vessel wind rode?

• (A) When the vessel is at anchor and heading into the wind o (B) When the vessel must carrying lee rudder o (C) When it is necessary to apply a leeway correction to the course o (D) When the vessel is backing into the wind


49. Where can the deepest water when rounding a bend in a river be located?

o (A) Toward the inside of the bend • (B) Toward the outside of the bend o (C) In the center of the river o (D) Toward the center of the river just before the bend, then change course for the river's center

after the bend


50. 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 the vessel?

o (A) The bow and stern come in equally closer toward the pier. o (B) The stern will come in and the bow will remain the same distance off the pier. • (C) The bow will come in and the stern will remain the same distance off the pier. o (D) The bow will come in and the stern will go out.



7/27/2021

National Maritime Center

Serving Our Nation’s Mariners

7/30/2018

D029DG

Adapted for testing purposes only from HAYLER, American Merchant Seaman’s Manual

Copyright © 1980 by Cornell Maritime Press, Inc.

Further reproduction prohibited without permission of 18 Q370 Deck General – Safety



11/27/2018

Adapted for testing purposes only from NOEL, Knight’s Modern Seamanship, 17th edition

Copyright © 1984 by Van Nostrand Reinhold Company Inc.

Further reproduction prohibited without permission

D030DG




8/16/2018

D034DG

Adapted for testing purposes only


HEADING

(TRUE)

BEARING

(TRUE)

RANGE

(YDS) REMARKS

228° INITIAL HEADING

228° 232° 2260 ON INITIAL COURSE

228° 234° 1700 RIGHT FULL RUDDER

ORDERED

230° 236° 1490

252° 235° 1275

275° 231° 1000

316° 214° 850

352° 198° 975

022° 194° 1210

053° 197° 1430

087° 202° 1600

115° 209° 1690

151° 217° 1700

183° 225° 1600

218° 232° 1350 RUDDER AMIDSHIPS

228° 235° 1125 STEADY ON 228°




8/16/2018

D035DG

Adapted for testing purposes only


HEADING

(TRUE)

BEARING

(TRUE)

RANGE

(YDS) REMARKS

333° INITIAL HEADING

333° 315° 2125 ON INITIAL COURSE

333° 310° 1650 LEFT FULL RUDDER

ORDERED

327° 307° 1475

310° 303° 1250

278° 302° 1050

268° 305° 900

236° 318° 750

196° 337° 800

157° 344° 1100

113° 340° 1350

079° 332° 1525

050° 324° 1575

022° 318° 1550

343° 308° 1400 RUDDER AMIDSHIPS

333° 302° 1175 STEADY ON 333°




7 /20/2020

Adapted for testing purposes only from Graphical Symbols for Shipboard Fire Control Plans

IMO Resolution A.952(23) Adopted 2003


D039SA Part 1of 2




7 /20/2020

Adapted for testing purposes only from Graphical Symbols for Shipboard Fire Control Plans

IMO Resolution A.952(23) Adopted 2003


D039SA Part 2 of 2


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