This is an interactive test. Read each question and select the proper answer by clicking on the appropriate answer. If a "Y" appears, your choice is correct. If a "N" appears, more study may be in order.
64: The SS AMERICAN MARINER is loaded with the cargo shown. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard. ST-0001
N a. 338 tons N b. 309 tons N c. 281 tons Y d. 263 tons 156: The Coast Guard determines how many passengers are permitted on a "T-Boat" by applying the __________.
N a. "Length of Rail" criteria, allowing 30 inches of rail space along the vessel's sides and transom for each passenger N b. "Deck Area" criteria that permits one passenger for every 10 square feet of deck space available for passenger use N c. "Fixed Seating" criteria that allocates 18 inches of space for each passenger to rest his/her buttocks upon Y d. Any or a combination of the above criteria 276: For a cargo vessel of 1,000 GT or over, on an international voyage, the required minimum pitot tube pressure from the two highest outlets when two fire pumps are operating simultaneously is approximately __________.
N a. 35 psi Y b. 50 psi N c. 70 psi N d. 100 psi 412: To get low-velocity fog from an all-purpose nozzle, you would __________.
N a. attach the bronze nozzle tip to the fog outlet of the nozzle Y b. attach an applicator to the nozzle in place of the bronze nozzle tip N c. attach an applicator to the solid stream outlet on the nozzle N d. simply move the handle to the vertical position on the nozzle 725: You notice oil on the water near your vessel while taking on fuel. You should FIRST __________.
Y a. stop fueling N b. notify the senior deck officer N c. notify the terminal superintendent N d. determine whether your vessel is the source 802: A portable dry chemical fire extinguisher discharges by __________.
N a. gravity when the extinguisher is turned upside down Y b. pressure from a small CO2 cartridge on the extinguisher N c. air pressure from the hand pump attached to the extinguisher N d. pressure from the reaction when water is mixed with the chemical 922: An upright vessel has negative GM. GM becomes positive at the angle of loll because the __________.
N a. free surface effects are reduced due to pocketing N b. KG is reduced as the vessel seeks the angle of loll Y c. effective beam is increased causing BM to increase N d. underwater volume of the hull is increased 1009: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0021
N a. 1.80 feet N b. 1.89 feet Y c. 1.98 feet N d. 2.05 feet 1048: The angle of maximum righting arm corresponds approximately to the angle of __________.
Y a. deck edge immersion N b. the load line N c. downflooding N d. loll 1430: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 6422 tons of cargo on board with a KG of 26.6 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0038
Y a. KG 24.9 feet N b. KG 25.5 feet N c. KG 26.1 feet N d. KG 28.9 feet 1481: You are reading the draft marks in illustration D032DG. The water level is at the top of number 8. What is the draft? (D032DG )
N a. 7'-09" N b. 8'-00" N c. 8'-03" Y d. 8'-06" 1571: A Halon 1301 cylinder is periodically tested for weight loss and pressure loss. It must be recharged if it has lost more than what minimum percentage of its weight?
N a. 3% Y b. 5% N c. 10% N d. 15% 1688: Each commercial fishing vessel must have at least one immersion suit, exposure suit, or life preserver for each __________.
Y a. person aboard N b. person working on deck N c. crew member N d. None of the above are correct. 1773: What must Inland vessels of 100 GT and over be fitted with for oily mixtures?
N a. A fixed system to discharge the slops overboard Y b. A fixed system to discharge oily mixtures to a reception facility N c. A portable system to discharge the slops overboard N d. A portable system to discharge oily mixtures to a reception facility 2070: You have 360 tons of below deck tonnage and 210 tons of above deck cargo on board. You must load 100 tons of liquid mud below deck. How much more deck cargo can you load? (See illustration D036DG, stability letter for M.V. Hudson.) (D036DG )
N a. 25 tons Y b. 65 tons N c. 95 tons N d. 175 tons 2096: Steam driven pumps are considered, by regulations, sources of vapor ignition if the steam temperature is at least __________.
N a. 100°C N b. 212°F Y c. 500°F N d. 1200°F 2105: If a davit-launched liferaft aboard a MODU cannot be launched because of damage to the davit, you should __________.
N a. inflate the liferaft on deck Y b. roll the liferaft over the side N c. go to another liferaft station N d. get a saw and cut the liferaft free 2651: Load line regulations are designed to insure that a MODU has adequate structural strength and sufficient __________.
N a. lifesaving equipment Y b. stability N c. mooring tension N d. riser tension 2771: The angle to which a floating MODU, with a negative initial metacentric height, lies while at rest in still water is the angle of __________.
N a. trim N b. yaw N c. heel Y d. loll 2774: The SS AMERICAN MARINER is ready to sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the available GM. ST-0080
N a. Available GM 3.8 ft N b. Available GM 3.5 ft Y c. Available GM 3.2 ft N d. Available GM 2.9 ft 2815: A vessel heading WNW is on a course of __________.
N a. 270.0° Y b. 292.5° N c. 315.0° N d. 337.5° 2922: Whenever practicable, the Certificate of Inspection must be posted __________. (small passenger vessel regulations)
N a. as high as feasible in the pilot house N b. near the area where passengers embark N c. in any location desired Y d. in a conspicuous place where it will most likely be observed by the passengers 3071: The free surface effects of a partially-full tank in a floating MODU increase with the __________.
Y a. surface area of the fluid in the tank N b. displacement volume of the MODU N c. draft of the MODU N d. height of the tank above the keel 3189: If a gasoline engine turns over freely but will not start, the cause is generally __________.
Y a. a defective ignition system N b. low lube oil level N c. weak valve springs N d. too heavy a load 3192: Which statement is FALSE concerning the use of approved buoyant work vests on board uninspected towboats? (Uninspected Vessel Regulations)
Y a. They may be substituted for up to 50% of the required life preservers. N b. They shall be of an approved type. N c. They shall be stowed separately from required lifesaving equipment. N d. They may be worn by crew members when working near or over the water. 3265: A semisubmersible with a displacement of 20,000 tons and KG of 52 feet discharges 300 long tons of barite from P-tanks located 120 feet above the keel. Ballast added to maintain draft has a VCG of 20 feet. What is the change in KG?
N a. 0.49 foot increase N b. 0.50 foot decrease Y c. 1.50 feet decrease N d. 1.80 feet decrease 3357: What must be carried out in order to launch and inflate an inflatable liferaft?
N a. Pull on the hydrostatic release, pull on the sea painter. Y b. Push on the hydrostatic release, pull on the sea painter. N c. Push on the hydrostatic release, push on the sea painter. N d. Pull on the hydrostatic release, push on the sea painter. 3402: A vessel is signaling to you by flag hoist, and the answer pennant is hoisted close-up. You should __________.
N a. hoist flag "C" N b. wait for further signals after a short delay N c. hoist flag "R" Y d. expect no further flag hoists 3413: With no environmental forces on the DEEP DRILLER, the average of the forward drafts is 59.0 feet, and the average of the aft drafts is 61.0 feet. KGL is 51.13 feet. What is the value of LCG?
N a. -0.12 foot N b. 0.12 foot Y c. 2.11 feet N d. 2.35 feet 3430: How should the letter "Q" be pronounced when spoken on the radiotelephone?
N a. QWE BEC N b. QUE BACH Y c. KEH BECK N d. QU UE 3471: Every fishing vessel required to have a general alarm system must test it __________.
N a. once every day that the vessel is operated N b. once every week that the vessel is operated N c. prior to operation of the vessel Y d. Both B and C 3475: What is the increase in the longitudinal free surface correction for the DEEP DRILLER at a draft of 60 feet if 103.48 long-tons of ballast are transferred from a full ballast tank 1P to an empty ballast tank 10S?
N a. 0.50 foot Y b. 0.47 foot N c. 0.27 foot N d. 0.13 foot 3520: How should the number "5" be pronounced when spoken on the radiotelephone?
N a. FIVE-ER N b. NEW-MARL-FIVE N c. NUM-ERL-FIVE Y d. PAN-TAH-FIVE 3552: You are communicating by radiotelephone using the International Code of Signals. What is the correct method of sending the group 1.3?
N a. "Wun point tree" N b. "Unaone point tercetree" Y c. "Unaone decimal terrathree" N d. "One decimal three" 3567: What are the maximum vertical moments including free surface moments permitted on the DEEP DRILLER at a draft of 60 feet if the winds are greater than 70 knots?
Y a. 942,120 foot-tons N b. 946,271 foot-tons N c. 974,441 foot-tons N d. 1,059,885 foot-tons 3792: The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'-11.5". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0147
N a. 3.10 feet Y b. 2.45 feet N c. 2.00 feet N d. 1.50 feet 3830: Inflatable liferafts must be overhauled and inspected at a U. S. Coast Guard approved service facility every __________.
N a. six months Y b. twelve months N c. eighteen months N d. twenty-four months 3956: Your ship is sinking rapidly. A container containing an inflatable liferaft has bobbed to the surface upon functioning of the hydrostatic release. Which action should you take?
N a. Cut the painter line so it will not pull the liferaft container down. N b. Swim away from the container so you will not be in danger as it goes down. Y c. Take no action because the painter will cause the liferaft to inflate and open the container. N d. Manually open the container and inflate the liferaft with the hand pump. 4089: Which piece of navigational safety equipment is NOT required on towing vessels over 12 meters in length, provided that the vessel remains within the navigable waters of the U.S.?
N a. VHF-FM radio(s) Y b. LORAN-C or GPS receiver N c. Charts or maps of the areas to be transited N d. Searchlight 4202: Your vessel is floating in water of density 1010. The fresh water allowance is 8 inches. How far below her marks may she be loaded so as to float at her mark in saltwater of density 1025?
N a. 3.2 inches Y b. 4.8 inches N c. 6.4 inches N d. 8.0 inches 4212: You are loading in a port subject to the tropical load line mark and bound for a port subject to the summer load line mark. You will enter the summer zone after steaming ten days. You will consume 33 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.021, and the average TPI is 51. What is the minimum freeboard required at the start of the voyage? (Get Table Data)
N a. 76 inches N b. 74 inches N c. 73 inches Y d. 72 inches 4213: While in ocean transit, the COASTAL DRILLER has a roll period of four seconds. What would be the largest angle each side of vertical that does not exceed the design limit of the legs?
N a. 6.3 degrees N b. 5.0 degrees N c. 3.5 degrees Y d. 2.0 degrees 4268: Which statement about immersion suits is TRUE?
Y a. Prior to abandonment, the suit allows body movement such as walking, climbing a ladder and picking up small objects. N b. The immersion suit seals in body heat and provides protection against hypothermia for weeks. N c. The suit is flameproof and provides protection to the wearer while swimming through burning oil. N d. The wearer of the suit is severely restricted and requires twice the time to climb a ladder than without the suit. 4481: The COASTAL DRILLER, with a draft of 10 feet 3 inches in seawater, has a displacement of __________.
N a. 13,011 kips Y b. 13,336 kips N c. 13,445 kips N d. 14,637 kips 5283: The DEEP DRILLER suffers minor flooding of the starboard pump room while in transit. If both starboard bilge pumps fail to dewater the pump room, you may use __________.
Y a. starboard drill water pump N b. starboard saltwater service pump N c. starboard ballast pumps N d. port ballast pumps and crossover system 5555: The fluke angle of an anchor system is the angle between the __________.
Y a. flukes and the shank N b. shank and the sea bottom N c. mooring line and the sea bottom N d. flukes and the shackle 5563: Most large anchors are manufactured with a __________.
N a. bow type shackle Y b. D-type shackle N c. U-type shackle N d. Kenter shackle 5667: When clear ice is present when the DEEP DRILLER is in transit, the vertical moments are increased by __________.
N a. 40,402 ft-long tons N b. 42,255 ft-long tons N c. 45,593 ft-long tons Y d. 49,280 ft-long tons 5708: On a vessel of 6500 tons displacement, a tank 30 ft. long, 32 ft. wide and 18 ft. deep is half filled with liquid cargo (S.G. 1.048) while the vessel is floating in saltwater (S.G. 1.026). What is the free surface constant for this tank?
N a. 1152 N b. 1336 Y c. 2390 N d. 2731 6041: On offshore drilling units, the fire main system must have enough fire hydrants so that each accessible space may be sprayed with at least __________.
N a. one spray pattern Y b. two spray patterns N c. three spray patterns N d. four spray patterns 6261: When should the emergency position-indicating radio beacon be activated after abandoning a MODU?
Y a. Immediately N b. After one hour N c. Only when another vessel is in sight N d. Only after sunset 6421: While drilling at 4,000 feet with casing set to 2,000 feet, the well kicks with mud weight in the hole. Mud pumps are shut down and the blowout preventer is closed. Compared to the drilling situation, the pressure on the casing seat will be __________.
N a. unchanged Y b. increased N c. reduced N d. indeterminable 6737: Each EPIRB required on a MODU shall be tested using the integrated test circuit and output indicator every __________.
N a. week N b. two weeks Y c. month N d. two months 7355: When do you use your FCC call sign when transmitting on channel 16?
N a. Only at the beginning of a transmission N b. Only in an emergency N c. Only if asked by the U.S. Coast Guard Y d. Always at the beginning and ending of a transmission 7841: In a combination chain and wire rope mooring system, the anchor chain is deployed at the anchor end of the line to __________.
N a. increase fatigue life of the system N b. reduce the time to retrieve the line Y c. increase the holding power N d. reduce the catenary 8015: In case of damage to the DEEP DRILLER on location, the immediate objective is to reduce the unexpected inclination and return the unit to __________.
N a. nearest sheltered port Y b. near its original draft N c. drilling N d. survival draft 8555: The discharge side of every fire pump must be equipped with a __________.
N a. gate valve Y b. pressure gauge N c. check valve N d. strainer 9243: The DEEP DRILLER, while loaded as shown in the Sample Load #5, discharges 275.8 long tons. The resulting trim by the stern is 3 feet and list to port is 2 feet. What is the draft at the port aft draft mark?
N a. 43 feet 6 inches Y b. 45 feet 6 inches N c. 48 feet 0 inches N d. 49 feet 6 inches 9373: If heavy smoke is coming from the paint locker, the FIRST firefighting response should be to __________.
N a. release the CO2 flooding system N b. open the door to evaluate the extent of the fire N c. enter and use a portable extinguisher Y d. secure the ventilation 9467: When inclined to an angle of list, the value of the righting moment is __________.
N a. negative Y b. zero N c. positive N d. maximum