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.
5: Pollution of the waterways may result from the discharge of __________.
N a. sewage N b. the galley trash can N c. an oily mixture of one part per million Y d. All of the above 81: Which extinguishing agent is most likely to allow reflash as a result of not cooling the fuel below its ignition temperature?
Y a. CO2 N b. Water stream N c. Water spray N d. Foam 220: Metacentric height is a measure of __________.
Y a. initial stability only N b. stability through all angles N c. maximum righting arm N d. All of the above 563: Which item is of the most use in getting a lifeboat away from a moving ship?
N a. The falls Y b. Boat hook N c. Boat painter N d. Sea painter 639: A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the __________.
Y a. fire hose might be damaged by cargo operations N b. vessel is in port N c. fire-main system is not charged N d. fire pumps are used for purposes other than supplying water to the fire main 643: The steering oar in a lifeboat is usually referred to as the __________.
N a. bumpkin oar N b. stroke oar Y c. sweep oar N d. becket oar 733: Lifeboat hatchets should be __________.
N a. kept in a locker Y b. secured at each end of the boat with a lanyard N c. kept next to the boat coxswain N d. kept in the emergency locker on the ship and brought to the lifeboat when needed 778: An aluminum powder fire is classified as class __________.
N a. A N b. B N c. C Y d. D 813: You hear the general alarm and ship's whistle sound for over 10 seconds. Traditionally, this is the signal for __________.
N a. abandon ship N b. dismissal from fire and emergency stations Y c. fire and emergency N d. man overboard 846: If a lifeboat is stowed 40 feet above the light water draft and 200 feet from the bow, how long must the sea painter be?
Y a. 80 feet N b. 160 feet N c. Sufficiently long enough to reach the water when the vessel has an adverse list of 15° N d. One third the length from the bow to where the lifeboat is stowed 928: A fire in the radio transmitter would be of what class?
N a. A N b. B Y c. C N d. D 1022: When fighting a fire on a bulkhead using a portable carbon dioxide extinguisher, the stream should be directed at the __________.
Y a. base of the flames, moving the horn from side to side, following the flames upward as they diminish N b. top of the flaming area, moving the horn from side to side, following the flames downward as they diminish N c. center of the flaming area, moving the horn vertically from top to bottom N d. bottom of the flaming area, moving the horn vertically to the top following the flames upward as they diminish 1109: On small passenger vessels, drains or outlets for drawing off diesel fuel from water traps or strainers __________.
N a. must be located at the lowest portion of the tank N b. must have only a gravity-forced flow N c. must be extended to an external area of the hull Y d. are permitted 1157: When using the combustible gas indicator, a special filter for filtering the incoming sample must be used if the atmosphere being tested contains vapors of __________.
N a. sour crude Y b. leaded gasoline N c. CO2 N d. chlorine 1375: To launch a liferaft by hand you should __________.
N a. cut the casing bands, throw the liferaft over the side, and it will then inflate N b. detach the operating cord, throw the raft over the side, and it will then inflate N c. cut the casing bands, throw the raft over the side, and pull the operating cord Y d. throw the liferaft over the side and pull the operating cord 1455: Which statement about AMVER reports is TRUE?
N a. The sailing plan may be sent in any reasonable time before departure, but not later than 12 hours after departure. N b. Distress messages should be sent to the AMVER center. N c. In the body of the sailing plan report, the letter G is used to indicate a great circle course. Y d. There are four different message reports in the AMVER system. 1470: If your vessel has a list to port due to negative GM and off-center weight, the first corrective measure you should take is to __________.
N a. move port-side main-deck cargo to the starboard side Y b. fill the starboard double-bottom N c. pump water from the port double-bottom to the starboard double-bottom N d. pump water from the port double-bottom over the side 1509: You are using an oxygen indicator. How long should you wait after the sample is drawn into the instrument before reading the meter?
N a. No wait is necessary, the reading occurs immediately. N b. At least 5 seconds Y c. At least 10 seconds N d. At least 20 seconds 2094: Your vessel measures 122 feet long by 18 feet in beam. If the natural rolling period at a draft of 6'-09" is 5 seconds, what is the GM?
N a. 1.4 feet N b. 2.1 feet Y c. 2.5 feet N d. 2.9 feet 2135: 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-0051
N a. 395 tons Y b. 530 tons N c. 750 tons N d. 990 tons 2159: Your vessel displaces 528 tons. The existing cargo has a center of gravity of 2.9 feet above the deck and weighs 28 tons. If you load 14 tons of ground tackle with an estimated center of gravity of 9 inches above the deck, what is the final height of the CG of the deck cargo?
N a. 1.76 feet N b. 1.93 feet Y c. 2.18 feet N d. 2.43 feet 2204: Which communications functions must all vessels be capable of performing under GMDSS as defined by the International Maritime Organization?
N a. Radio direction finding Y b. Distress alerting to and from vessels, search and rescue coordination, on-scene communications, signals for locating, Maritime Safety Information, general and bridge-to-bridge communications. N c. Communications in each of the operational ocean areas N d. All communications possible within the International Safety-NET service 2351: How many B-II fire extinguishers must be in the machinery space of a 75-foot long fishing vessel propelled by engines with 2200 brake horsepower?
N a. 5 N b. 4 Y c. 3 N d. 2 2400: You are transferring a cargo of ethyl chloride and a small amount spills into the water around your vessel. The Chemical Data Guide indicates that the solubility of ethyl chloride in water will be __________.
N a. negligible Y b. slight N c. moderate N d. complete 2419: Where should the GMDSS radio log be kept on board ship?
N a. In the Captain's office N b. In the sea cabin Y c. At the GMDSS operating position N d. Anywhere on board the vessel 2504: A reinspection of the vessel shall be made between which of the following months while the Certificate of Inspection is valid?
N a. 8 - 12 months N b. 10 - 12 months Y c. 10 - 14 months N d. 12 - 14 months 2531: What is the fundamental purpose for imposing radio silence?
N a. To ensure that interference to proprietary communications is minimized N b. To ensure that only voice communications can be effected on the distress frequency or channel N c. To ensure that a distressed vessel will have a "window" twice each hour for transmitting routine messages Y d. To ensure that interference on a particular frequency or channel to communications concerning emergency traffic is minimized 2634: Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and number 4 hold floods, the vessel will sink if the permeability exceeds what percent?
N a. 40 N b. 48 N c. 53 Y d. 60 2844: Your vessel's drafts are: FWD 27'-06", AFT 28'-02"; and the KG is 23.1 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 37° inclination if the center of gravity is 1.8 feet off center.
Y a. 0.4 foot N b. 1.4 feet N c. 1.8 feet N d. 2.6 feet 2853: What can be used to measure the percentage of oxygen inside a confined space?
N a. Flame safety lamp N b. Combustible gas indicator Y c. Oxygen indicator N d. H2S meter 2854: The sailing drafts are: FWD 14'-08", AFT 15'-06" and the GM is 4.8 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 40° inclination.
N a. 3.3 feet N b. 3.7 feet Y c. 4.3 feet N d. 5.4 feet 3024: Your sailing drafts are: FWD 17'-07", AFT 18'-05" and the GM is 3.4 feet. What will be the angle of list if #4 port double bottom (capacity 140 tons, VCG 2.6 feet, and 26 feet off the centerline) is filled with saltwater? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
N a. Less than 1° N b. 3° Y c. 6° N d. 9° 3061: When transferring survivors from a survival craft to a rescue vessel, personnel on board the craft should __________.
N a. remove their lifejackets to make it easier to climb on board the rescue vessel N b. climb on top of the survival craft while waiting their turn to transfer to the rescue vessel Y c. remain seated inside the survival craft and make the transfer one person at a time N d. enter the water and swim over to the rescue vessel 3229: The engine head, block, and exhaust manifold shall be __________. (small passenger vessel regulations)
Y a. water jacketed N b. air cooled N c. preheated prior to starting N d. drained weekly 3377: The DEEP DRILLER at a draft of 58.0 feet loads 68.94 long tons of ballast. What is the new draft?
N a. 52.0 feet N b. 57.5 feet Y c. 58.5 feet N d. 64.0 feet 3559: The rescue boat on an OSV is not required to carry a __________.
Y a. fishing kit N b. searchlight N c. sea anchor N d. radar reflector 3583: The SS AMERICAN MARINER has the liquid loading shown. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load. ST-0142
N a. 2.6 feet N b. 2.8 feet N c. 3.1 feet Y d. 4.3 feet 3611: Each life jacket light that has a non-replaceable power source must be replaced __________.
N a. every 6 months after initial installation N b. every 12 months after initial installation N c. every 24 months after initial installation Y d. on or before the expiration date of the power source 3860: Lifejackets should be stowed in __________.
N a. the forepeaks N b. the pumproom Y c. readily accessible spaces N d. locked watertight containers 3931: Aboard the DEEP DRILLER, to use the drill water pump to supplement the bilge pumps, it is necessary to open valves 26 and __________.
N a. 41 N b. 29 Y c. 28 N d. 25 4103: The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the shift in TCG if 100.76 long tons of ballast are added to Ballast Tank #8S to replace the discharge of all bulk materials?
Y a. 0.01 foot starboard N b. 0.18 foot starboard N c. 0.27 foot starboard N d. 0.39 foot starboard 4513: When the COASTAL DRILLER is level at a draft of 10.5 feet, what is the value of the LCG?
N a. 00.0 feet N b. 111.35 feet Y c. 119.44 feet N d. 120.59 feet 4751: Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank #14 to tank #20. See COASTAL DRILLER Sample Load Form #1 (Rig Move). What would be the change in longitudinal moments with this transfer?
Y a. 565 ft-kips N b. 900 ft-kips N c. 2603 ft-kips N d. 3168 ft-kips 5201: If the low side bilge pump fails and the high side bilge pump has insufficient suction to dewater the low side of the COASTAL DRILLER when afloat, you should use the __________.
Y a. saltwater eductor system N b. raw water tower pumps N c. mud pumps N d. preload pumps 5305: The COASTAL DRILLER, in ocean transit at a draft of 10 feet 6 inches with winds less than 70 knots, has a KGT of 50.6 feet and a KGL of 51.4 feet. The margin on the maximum allowable KG is __________.
Y a. 13.6 feet N b. 14.4 feet N c. 40.0 feet N d. 65.0 feet 5313: The COASTAL DRILLER, in ocean transit at a draft of 10 feet 0 inches with winds greater than 70 knots, has a KGT of 39.0 feet and a KGL of 38.6 feet. The margin on the maximum allowable KG is __________.
Y a. 2.6 feet N b. 4.1 feet N c. 26.3 feet N d. 26.8 feet 5733: Given the same water depth and mooring tension, the length of the ground cable of a 19 pound/foot wire rope mooring line in comparison to a 90 pound/foot mooring chain will be __________.
Y a. shorter N b. identical N c. longer N d. indeterminable 5863: If a MODU under tow starts jumping on its tow line, the most appropriate action to alleviate the condition is to __________.
N a. change course N b. slow down N c. heave to Y d. adjust tow line length 5962: Your drafts are: FWD 25'-09", AFT 28'-03". Use the blue pages of the Stability Data Reference Book to determine the location of the center of flotation relative to amidships.
N a. 2.6 feet forward N b. 2.1 feet forward Y c. at the center of flotation N d. 0.8 foot aft 7597: In small angle stability theory, the metacenter is located at the intersection of the inclined vertical centerline and a vertical line through __________.
N a. G N b. F Y c. B N d. K 7667: Subtracting GM from KM yields __________.
N a. BL N b. GM N c. FS Y d. KG 8125: While in transit, the DEEP DRILLER suffers flooding in the starboard pump room. Both starboard bilge pumps are inadequate to dewater the pump room. You may supplement the performance of the bilge pumps by using the __________.
N a. starboard saltwater service pump Y b. starboard drill water pump N c. starboard ballast pump N d. port ballast pump and crossover system 8147: The DEEP DRILLER has a KGL of 53.16 feet while at a draft of 58.0 feet. Although there are no environmental forces, trim is 2.0 feet by the stern. What is the value of LCG?
Y a. 2.16 feet N b. 2.26 feet N c. 2.36 feet N d. 2.46 feet 8184: What is an advantage of diesel over steam turbine propulsion?
Y a. Less fuel consumption per SHP N b. Diesel fuel costs less than bunker C or its equivalent N c. Less routine maintenance required N d. Less weight per SHP 8545: It is proposed to moor the DEEP DRILLER in 600 feet of water in a region in which the effective wind velocity could reach 80 knots, significant wave height could reach 30 feet, and the current could be 1.5 knots. If these conditions occurred at the same time from the bow, the total environmental force would be __________.
N a. 620 kips Y b. 595 kips N c. 475 kips N d. 425 kips 8831: A jack-up, while level in transit at 10 feet draft, experiences a wind gust which results in a port draft of 11 feet. What is the new starboard draft?
N a. 12 feet N b. 11 feet N c. 10 feet Y d. 9 feet 8861: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Weather conditions require ballasting to survival draft. Assume that upon arrival at 45 feet, port and starboard ballast tanks 2 and 9 will be full and that port and starboard ballast tanks 1, 3, and 8 will be slack. What would be the new value of the total longitudinal free surface moments (FSML)?
N a. 69,658 foot-tons Y b. 56,244 foot-tons N c. 42,830 foot-tons N d. 30,168 foot-tons 8881: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). How much additional deck load can be placed aboard without exceeding the deck load limit?
N a. 1,335.6 long tons N b. 1,086.6 long tons N c. 585.4 long tons Y d. 435.6 long tons 9453: At all angles of inclination, the metacenter is __________.
Y a. vertically above the center of buoyancy N b. vertically above the center of gravity N c. at the intersection of the upright vertical centerline and the line of action of the buoyant force N d. at the geometric center of the underwater volume 9513: In the presence of external forces, the center of buoyancy of an inclined vessel is vertically aligned with the __________.
N a. center of gravity Y b. metacenter N c. center of flotation N d. keel