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.
22: An inert gas system installed on a tanker is designed to __________.
N a. aid in the stripping and cleaning of cargo tanks N b. increase the rate of discharge of cargo N c. force toxic and explosive fumes from a cargo tank to vent to the outside atmosphere Y d. lower the oxygen levels inside cargo tanks, making explosion nearly impossible 40: Regardless of local requirements/regulations, when in a U.S. port, all oil spills must be reported to __________.
N a. Environmental Protection Agency N b. Minerals Management Service Y c. National Response Center (USCG) N d. All of the Above 71: Each hand portable fire extinguisher must be marked with __________.
N a. the name of the vessel on which it is located N b. the date that it was installed N c. the names of the individuals qualified to use it Y d. an identification number 108: Antiseptics are used principally to __________.
N a. speed healing Y b. prevent infection N c. reduce inflammation N d. increase blood circulation 216: What is the total number of approved low-velocity spray ("water-fog") applicators required aboard a tankship?
N a. 4 Y b. 7 N c. 10 N d. 11 251: Free communication effect is in direct proportion to __________.
Y a. length and width of space N b. length of space only N c. width of space only N d. neither length nor width 385: You are operating a non-ocean going vessel, how much of the accumulated oily waste must you be able to retain on board?
N a. 25% N b. 50% N c. 75% Y d. 100% 561: The 12-foot low-velocity fog applicator __________.
N a. has a spray pattern 12 feet in diameter N b. can be used in conjunction with both 1-1/2 inch and 2-1/2 inch all-purpose nozzles Y c. has a 90° bend at its discharge end N d. has a screw thread end which connects to the all-purpose nozzle 581: You are ordering ships' stores that are NOT consumer commodities. Which statement is TRUE?
N a. All flammable liquids must be stowed in the paint locker or specially constructed integral tanks. Y b. The label of a hazardous ships' store must include instructions for safe stowage. N c. Replacement CO2 cylinders for the fixed fire fighting system must have been tested within 8 years of receipt. N d. Cartridges for the line throwing appliance must be stored in the portable magazine chest after receipt. 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 829: A fire starting by spontaneous combustion can be expected in which condition?
N a. Paints, varnish, or other liquid flammables are stowed in a dry stores locker. N b. Inert cargoes such as pig iron are loaded in a wet condition. Y c. Oily rags are stowed in a metal pail. N d. Clean mattresses are stored in contact with an electric light bulb. 1731: Coast Guard Regulations permit which of the following systems to be used for fire prevention and the simultaneous inerting of cargo tanks on tank vessels?
Y a. An inert gas system N b. The deck foam system N c. The fire main system N d. A fixed water spray system 1940: Life jackets should be stowed in __________.
N a. survival craft N b. messrooms Y c. readily accessible locations N d. locked watertight containers 1994: Which kind(s) of broadcasts are available through Safety NET?
Y a. MSI and messages to pre-defined groups of subscribers N b. MSI and vessel traffic lists N c. Hourly NOAA weather broadcasts from the NWS N d. Coastal weather broadcasts 2015: A shroud is __________.
N a. a light sail N b. a topmast stay N c. a sheet Y d. standing rigging 2071: The generators on your rig have shut down, leaving you without navigation lights. Which emergency signal would you transmit over the VHF radio to alert vessels in the area of your predicament?
N a. Mayday, Mayday, Mayday N b. Pan, Pan, Pan Y c. Security, Security, Security N d. Lights out, Lights out, Lights out 2157: On offshore drilling units, each EPIRB or SART must be tested once every __________.
N a. day N b. week Y c. month N d. year 2325: 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-0058
N a. 395 tons N b. 530 tons N c. 750 tons Y d. 990 tons 2383: What is the minimum license requirement of a GMDSS Radio Operator?
N a. Holding the Marine Radio Operator Permit is a pre-requisite before the GMDSS Radio Operator Endorsement can be obtained. N b. Holding the General Radiotelephone Operator License with RADAR endorsement is sufficient. Y c. Holding a valid GMDSS Radio Operator License is sufficient. N d. Holding either the General Radiotelephone Operator License or the First or Second Class Radiotelegraph License with GMDSS Radio Maintainer's Endorsement is sufficient. 2443: 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-0063
N a. 4.0 feet N b. 5.6 feet N c. 6.0 feet Y d. 6.8 feet 2524: What characteristic determines when a grade "C" product will start to vaporize?
N a. Its filling density N b. Its ignition point N c. The flammable range Y d. Its flash point 2529: What is a grade B flammable liquid?
N a. Ethylene oxide N b. Paraldehyde Y c. Chlorallylene N d. Allyl alcohol 2643: Stanchions prevent the entire deck load on a MODU from being carried by the __________.
N a. bulkheads N b. stringers Y c. frames and beam brackets N d. deck longitudinals 2783: The angle of loll is a stability term which applies to a floating MODU with __________.
N a. off-center loading N b. stiff characteristics N c. excessive pitch or roll Y d. negative initial stability 2894: The sailing drafts are: FWD 23'-10", AFT 25'-02" and the GM is 5.3 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 18° inclination.
N a. 0.8 feet N b. 1.1 feet N c. 1.5 feet Y d. 1.9 feet 2895: The downflooding angle for a MODU is the minimum angle at which __________.
N a. the load line becomes submerged Y b. a non-watertight opening is at still water level N c. offset becomes excessive N d. reserve buoyancy is a maximum 2948: Licenses are issued for __________.
N a. 3 years Y b. 5 years N c. 1 year N d. 2 years 2976: Aboard small passenger vessels the number of childrens' life jackets carried must be at least what percentage of the total number of persons aboard?
N a. 4% N b. 7.5% Y c. 10% N d. 15% 3025: A semisubmersible with a negative GM flops to an angle of __________.
N a. heel N b. trim N c. list Y d. loll 3168: The SS AMERICAN MARINER has on board 6080 tons of cargo with an LCG-FP of 270.71 feet. See the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo. ST-0111
N a. LCG-FP 270.8 feet N b. LCG-FP 269.2 feet N c. LCG-FP 267.6 feet Y d. LCG-FP 266.7 feet 3202: Which of these approved lifesaving devices must a small passenger vessel carrying passengers for hire carry for each person on board? (small passenger vessel regulations)
N a. Buoyant cushion Y b. Life jacket N c. Ring buoy N d. Buoyant vest 3354: Backfire flame arrestors are installed on __________.
N a. fuel tanks N b. spark plugs Y c. carburetors N d. distributors 3365: What is the correct procedure to follow when launching an inflatable liferaft by hand from an OSV?
N a. Connect the float free link to the vessel. Y b. Pull the painter from the container and make it fast to the cleat provided. N c. Open the canopy relief valves. N d. Remove the raft from the container to permit complete inflation. 3573: The DEEP DRILLER in transit is level at 23.0 feet draft. Strong winds are blowing from the starboard. A careful load form calculation determines that the TCG is 2.0 feet to starboard. What is the value of the wind heeling moment?
N a. 4,339 foot-long tons Y b. 26,033 foot-long tons N c. 39,050 foot-long tons N d. 78,099 foot-long tons 3645: Signaling devices which are required on inflatable liferafts include __________.
N a. a rocket shoulder rifle N b. an oil lantern Y c. red flares N d. an air horn 4057: In the DEEP DRILLER, LCG is obtained from the sum of the longitudinal moments by __________.
N a. adding the free surface correction N b. subtracting the free surface correction N c. multiplying by displacement Y d. dividing by displacement 4060: After an item of required safety equipment on a towing vessel fails, the owner or Master must consider all of these factors before continuing the voyage, EXCEPT the ___________ .
N a. weather conditions, including visibility Y b. estimated time of arrival promised to the customer N c. safety of the vessel, considering the other traffic in the area N d. dictates of good seamanship 4233: Considering the changes to lightweight shown in Section 5 of the COASTAL DRILLER Manual, with the rotary 36 feet aft of the transom and 4 feet to port of the centerline, and with 300 kips in the setback, the maximum hook load is limited to __________.
N a. 870 kips N b. 635 kips N c. 335 kips Y d. 314 kips 4275: The independent-leg drilling unit is the best jack-up rig selection for drilling at locations with __________.
N a. soft even bottoms Y b. firm uneven bottoms N c. deep water N d. shallow water 4289: What is the penalty for failure to enforce, or comply with, the vessel bridge-to-bridge radiotelephone regulations?
Y a. Civil penalty of no more than $650 N b. Civil penalty of no more than $5,000 N c. $5,000 fine and imprisonment for not more than one year, or both N d. $1,000 fine or imprisonment for not more than two years 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 4551: What are the transverse moments for 10.5 feet of sea water in preload tank #2 for the COASTAL DRILLER?
N a. 15,044 kips Y b. 12,123 kips N c. 5,468 kips N d. 2,732 kips 4767: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the entire contents of the port pipe rack are back-loaded to an offshore supply vessel, how much drill water would have to be transferred from tank #1 to tank #26 to level the vessel in trim?
N a. 62.7 kips N b. 64.4 kips N c. 111.4 kips Y d. 114.9 kips 4793: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the margin on the maximum allowable KG if winds increase to greater than 70 knots, and the TOC is changed to the recommended value?
N a. 0.0 foot Y b. 1.0 foot N c. 37.0 feet N d. 38.0 feet 4795: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the new LCG if the entire contents of drill water tanks 6 and 7 are discharged?
N a. 118.20 feet N b. 119.44 feet Y c. 120.10 feet N d. 121.36 feet 5067: While a MODU is underway, a look-out must be maintained __________.
Y a. at all times N b. only during periods of restricted visibility N c. only when other vessels are present N d. only during the hours of darkness 5617: Structural stress on a MODU can be reduced by __________.
N a. lessening the effect of environmental forces Y b. even and symmetrical variable loading N c. local concentration of heavy consumables N d. increasing the metacentric height 5648: The hydrostatic release on the inflatable liferafts on a fishing vessel must be __________.
N a. replaced annually N b. tested monthly Y c. serviced annually N d. overhauled quarterly 5957: On a MODU, a CO2 extinguisher is checked by __________.
N a. reading the gage pressure Y b. weighing the extinguisher N c. discharging a small amount of CO2 N d. seeing if the seal has been broken 5963: On a MODU, CO2 extinguishers must be weighed __________.
N a. monthly N b. quarterly N c. semiannually Y d. annually 6073: Before releasing the CO2 into the space, the alarm for a fixed CO2 system must sound for at least __________.
Y a. 20 seconds N b. 30 seconds N c. 40 seconds N d. 60 seconds 6213: When patching holes in the hull of a MODU, pillows, bedding, and other soft materials can be used as __________.
N a. caulking Y b. gaskets N c. strongbacks N d. wedges 6523: On the cargo manifest, the total weight of a box containing cargo is the __________.
N a. tare weight N b. net weight Y c. gross weight N d. cargo weight 6693: The litter on a MODU must be able to __________.
N a. carry at least two injured persons N b. float for at least two hours Y c. be used on the types of helicopters serving the unit N d. All of the above 6735: On a MODU, each EPIRB or SART must be tested at least once __________.
N a. each week N b. every two weeks Y c. each month N d. every two months 7603: Initial stability refers to stability __________.
Y a. at small angles of inclination N b. when loaded with minimum deck load N c. when at transit draft N d. when GZ is zero 8053: At a speed of 6 knots the fuel aboard a survival craft should last __________.
N a. 8 hours N b. 12 hours Y c. 24 hours N d. 48 hours 8127: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 drill water tanks are discharged, what would be the new height of the transverse metacenter?
N a. 134.95 feet N b. 135.91 feet Y c. 136.38 feet N d. 136.89 feet 8817: A jack-up has 8 inches of trim by the stern. Calculations show that the moment required to change trim one inch (MCT1") is 500 foot-kips. To level the unit, how far must a weight of 50 kips be transferred toward the bow?
N a. 10.0 feet N b. 62.5 feet Y c. 80.0 feet N d. 100.0 feet 9362: You are releasing carbon dioxide gas (CO2) into an engine compartment to extinguish a fire. The CO2 will be most effective if the __________.
N a. compartment is closed and ventilators are opened N b. compartment is left open to the air Y c. compartment is closed and airtight N d. air flow to the compartment is increased with blowers