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.
245: Storage batteries should be charged in a well ventilated area because __________.
N a. they generate heat Y b. they emit hydrogen N c. of the toxic fumes they emit N d. they recharge faster in a well ventilated space 250: Which will be a result of removing on-deck containers?
N a. KG will increase Y b. Metacentric height will increase N c. KB will increase N d. Reserve buoyancy will decrease 261: A person who willfully violates safety regulations may be fined up to $(SA)5,000 and __________.
Y a. imprisoned for up to a year N b. imprisoned for up to five years N c. forbidden to work in the fishing industry N d. no other penalty may be applied 295: The preferred type of pollution control for oil spills on the water is(are) __________.
N a. straw Y b. booms N c. skimmers N d. chemical dispersants 345: A 100-GT vessel, constructed before July 1,1974, is loading diesel fuel. What is the minimum capacity of the drip pans required for placement under or around each fuel tank vent, overflow, and fill pipe?
N a. 1 gallon Y b. 5 gallons N c. 1 barrel N d. 2 barrels 358: When treating a person for third-degree burns, you should __________.
N a. submerge the burn area in cold water N b. make the person stand up and walk to increase circulation Y c. cover the burns with thick, sterile dressings N d. break blisters and remove dead tissue 484: A message warning of a tropical storm should be sent as a(n) __________.
N a. routine message N b. urgent message N c. distress message Y d. safety message 548: A shipmate chokes suddenly, cannot speak, and starts to turn blue. You should __________.
Y a. perform the Heimlich maneuver N b. make the victim lie down with the feet elevated to get blood to the brain N c. immediately administer CPR N d. do nothing until the victim becomes unconscious 562: One gallon of high expansion foam solution will produce __________.
N a. 8 to 10 gallons of foam N b. 25 to 50 gallons of foam N c. 100 to 200 gallons of foam Y d. 500 to 1000 gallons of foam 695: The Declaration of Inspection made before oil transfer operations must be signed by the __________.
N a. Master of the vessel N b. Captain of the Port Y c. person(s) in charge N d. All of the above 780: The change in trim of a vessel may be found by __________.
Y a. dividing the trim moments by MT1 N b. subtracting the LCF from the LCB N c. looking at the Hydrostatic Properties Table for the draft of the vessel N d. dividing longitudinal moments by the displacement 860: A ship's forward draft is 22'-04" and its after draft is 24'-00". The draft amidships is 23'-04". This indicates a concentration of weight __________.
N a. at the bow N b. in the lower holds Y c. amidships N d. at the ends 1010: Which action will best increase the transverse stability of a merchant vessel at sea?
Y a. Ballasting the double bottom tanks N b. Deballasting the deep tanks N c. Positioning a heavy lift cargo on the main deck N d. Raising the cargo booms to the upright position 1067: A large oil fire on the deck of a ship can be fought most effectively with __________.
N a. dry chemical Y b. foam N c. high-velocity fog N d. Water (cartridge-operated) 1098: Which statement is TRUE concerning the "flash point" of a substance?
Y a. It is lower than the ignition temperature. N b. It is the temperature at which a substance will spontaneously ignite. N c. It is the temperature at which a substance, when ignited, will continue to burn. N d. It is the temperature at which the released vapors will fall within the explosive range. 1220: Lines passed around the falls to hold the boat while passengers are boarding are __________.
N a. life lines Y b. frapping lines N c. tricing lines N d. tripping lines 1240: On open lifeboats, the purpose of the wire stretched between the davit heads is to __________.
N a. keep the movement of the davits at the same speed N b. keep the davits from slipping when they are in the stowed position N c. prevent vibration during lowering of the boat Y d. support the manropes 1361: What is the minimum diameter allowed for bilge piping on small passenger vessels which are more than 65 feet in length?
N a. 1" Y b. 1-1/2" N c. 2" N d. 2-1/2" 1447: Why is carbon dioxide (CO2) better than dry chemical for fighting a class "C" fire?
N a. The dry chemical is a conductor. Y b. The dry chemical leaves a residue. N c. CO2 will not dissipate in air. N d. It takes smaller amounts of CO2 to cover the same area. 1479: If your vessel is aground at the bow, it would be preferable that any weight removals be made from the __________.
Y a. bow N b. mid-section N c. stern N d. All of the above 1522: The pollution prevention regulations in MARPOL apply to U. S. flag vessels __________.
N a. only on the Great Lakes and international waters N b. only on the western rivers and international waters N c. only on international voyages outside U.S. territorial waters Y d. on all international and inland waters 1538: Your oceangoing vessel is required to have a waste management plan. This plan must be in writing and describe procedures for __________.
Y a. collecting and discharging garbage N b. disposing waste from marine sanitation devices N c. reducing the amount of shipboard waste N d. segregating the different types of shipboard waste 2012: What is the primary purpose for Digital Selective Calling (DSC)?
N a. DSC provides reception of weather and navigational warnings plus search and rescue information. N b. DSC provides low-cost, routine communications for the vessel operator. Y c. DSC is to be used for transmitting and receiving distress alerts to and from other ships or coast radio stations via radio. N d. This aids SAR authorities in tracking a vessel's position by satellite. 2194: Your vessel is damaged with no list, but down by the stern. There is progressive flooding and trim by the stern is increasing. What is the effect on transverse stability after the deck edge at the stern is submerged?
N a. KB increases, increasing BM and therefore GM N b. KG increases due to the weight of the added water on deck Y c. BM decreases from loss of water plane and greater volume. N d. There is no effect on transverse stability. 2394: Your vessel's drafts are FWD 24'-09", AFT 27'-01". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 122 tons are discharged 76 feet aft of amidships, 128 tons are discharged 54 feet forward of amidships, and 68 tons of fuel is pumped 48 feet aft.
N a. FWD 24'-01", AFT 26'-08" N b. FWD 24'-02", AFT 26'-11" Y c. FWD 24'-04", AFT 26'-08" N d. FWD 24'-05", AFT 26'-02" 2394: Your vessel's drafts are FWD 24'-09", AFT 27'-01". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 122 tons are discharged 76 feet aft of amidships, 128 tons are discharged 54 feet forward of amidships, and 68 tons of fuel is pumped 48 feet aft.
N a. FWD 24'-01", AFT 26'-08" N b. FWD 24'-02", AFT 26'-11" Y c. FWD 24'-04", AFT 26'-08" N d. FWD 24'-05", AFT 26'-02" 2478: Depending on its concentration, which product(s) can be classified as either grade D or E?
N a. Sulfuric acid Y b. Formaldehyde solutions 37% to 50% N c. 1,1,1-trichloroethane N d. All of the above 2502: The international shore connection __________.
N a. permits discharge of waste oil Y b. allows hook up of fire hoses from a dock or another vessel N c. satisfies pollution prevention requirements N d. allows emergency use of the fire main for deballasting 2570: What is NOT a requirement of the reinspection for a tank barge with a certificate of inspection valid for two years?
Y a. The reinspection will be made between the fourteenth and sixteenth months. N b. The inspector shall examine all accessible parts of the vessels's hull. N c. The inspector shall examine the vessel's machinery as well as equipment. N d. The scope of the reinspection shall be the same as for the inspection for certification, but in less detail. 2583: How can rescue personnel detect that a SART is transmitting in the immediate vicinity?
Y a. The SART's blips on the PPI will become arcs and eventually become concentric circles. N b. The DSC unit will react to the SART's signal and respond with the two-tone autoalarm. N c. The SART can provide an approximate location to within a two nautical mile radius per IMO standards. N d. The SART signal appears as a target which comes and goes; the effect of heavy swells on a SART. 2644: When working on a tow, a good safety precaution is to __________.
N a. carry loads on your inside shoulder when walking along the outside of a barge N b. tighten ratchets outboard N c. walk on the top of covered barges when possible to avoid narrow gunwales Y d. always remove the toothpick after tightening the ratchet 2662: A vessel with a large GM will __________.
N a. have a small amplitude of roll in heavy weather N b. tend to ship water on deck in heavy weather Y c. be subject to severe racking stresses N d. be less likely to have cargo shift 2807: A vessel heading SSW is on a course of __________.
Y a. 202.5° N b. 225.0° N c. 247.5° N d. 270.0° 3230: Which statement is TRUE concerning a power driven fire pump on board a small passenger vessel?
N a. The hand fire pump shall be located adjacent to the main engine spaces. N b. It shall be of at least 2 gallons per minute capacity. N c. It shall be painted red. Y d. It may also serve as a bilge pump. 3316: When supplemented by a comparable signal on the general alarm, what is the signal for boat stations or boat drill?
Y a. More than six short blasts followed by one long blast of the whistle N b. A continuous blast of the whistle for a period of not less than 10 seconds N c. One long blast followed by three short blasts of the whistle N d. Three short blasts of the whistle 3564: The sea painter of a rescue boat should be led __________.
Y a. forward and outboard of all obstructions N b. forward and inboard of all obstructions N c. up and down from the main deck N d. to the foremost point on the vessel 3863: On an OSV, how many ring buoys are required to have a buoyant line attached?
N a. One ring life buoy Y b. One ring life buoy on each side of the OSV N c. Three ring life buoys N d. Two ring life buoys on each side of the OSV 3987: While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new longitudinal metacentric height?
N a. 5.02 feet N b. 5.65 feet Y c. 7.33 feet N d. 7.63 feet 4047: The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the centerline. What is the improvement in KGT?
N a. 0.68 foot N b. 0.99 foot Y c. 1.16 feet N d. 2.07 feet 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 4290: If you use obscene, indecent, or profane language over the radiotelephone, you can be __________.
N a. assessed a fine of up to $5,000, imprisonment of up to three years, or both Y b. assessed a fine not to exceed $11,000, imprisonment of not more than two years, or both N c. assessed a fine not to exceed $20,000 N d. imprisoned up to five years 4546: Fire dampers prevent the spread of fire by __________.
N a. direct contact N b. radiation N c. conduction Y d. convection 5263: The DEEP DRILLER, loaded as shown in Sample Load Form #4 (Drilling), suffers major damage which results in flooding in tank C3S. Your best countermeasure is to __________.
Y a. pump from 9S N b. pump from C3S N c. counterflood in 1P N d. counterflood in 10S 5341: For stronger leg support when the COASTAL DRILLER is elevated, locate a set of horizontal leg braces as near as possible to the __________.
Y a. center of each lower hull guide N b. center of each upper hull guide N c. top of the jack house N d. bottom of the hull 5412: The SS AMERICAN MARINER is ready to bunker with drafts of FWD 21'-04", AFT 26'-04". After all bunkers are on board, soundings indicate the tonnages shown. Use the white pages of The Stability Data Reference Book to determine the free surface correction. ST-0177
Y a. 0.62 foot N b. 0.80 foot N c. 0.85 foot N d. 0.99 foot 5743: The safest device used to secure the end of the pendant wire when it is initially passed to the anchor handling vessel is a __________.
N a. pelican hook Y b. hydraulic deck stopper N c. connecting link N d. shackle 5805: A permanent chain chasing system is used to __________.
N a. clean anchor chain as it's hauled in N b. recover anchors which have lost their buoys Y c. run and retrieve anchors N d. prepare anchor chain for inspection 6076: You are wearing a breathing apparatus inside a tank. How many tugs on the lifeline indicate that you are all right?
Y a. 1 N b. 2 N c. 3 N d. 4 6088: What is the meaning of the signal DX RQ when sent by the International Code of Signals?
Y a. Are you sinking? N b. The call sign of a vessel registered in the Philippines. N c. The damage can be repaired at sea. N d. There are no tugs available. 6423: The most accurate method for measuring drilling mud required to fill the hole when drill stem is removed is by use of a __________.
N a. pit level change N b. pump stroke count Y c. trip tank N d. mud return flow indicator 6575: To determine the number of inflatable liferafts required on a mobile offshore drilling unit, you should check the __________.
N a. load line certificate N b. Operations Manual N c. stability letter Y d. Certificate of Inspection 6613: What class of bulkhead is required around the galley on a MODU?
Y a. Class A N b. Class B N c. Class C N d. Class D 7127: Spaces protected by a fixed CO2 system must be equipped with an alarm which sounds __________.
N a. for the first 20 seconds CO2 is being released into the space Y b. for at least 20 seconds prior to release of CO2 N c. during the entire period that CO2 is being released N d. if all doors and ventilation are not secured 7367: Among the possible causes of unexpected rapidly increasing inclination of the DEEP DRILLER while on location is __________.
N a. consumption of on board variables N b. miscalculation of loads N c. external environmental forces Y d. flooding due to column damage 8121: While at operating draft, the DEEP DRILLER suffers flooding in the port pump room. Both port bilge pumps are inadequate to dewater the pump room. You may supplement the bilge pumps with the __________.
N a. starboard ballast pump and crossover system N b. port ballast pump N c. port saltwater service pump Y d. port drill water pump 8186: Your drafts are: FWD 16'-02", AFT 20'-08". Use the blue pages of the Stability Data Reference Book to determine the MT1.
N a. 920 foot-tons N b. 935 foot-tons N c. 960 foot-tons Y d. 980 foot-tons 8847: A semisubmersible 300 feet long and an LCF of 0 (amidships) is in transit with hulls awash and an MT1" of 87.67 foot-tons. Work on the BOP (weight 263 long tons) requires that it be moved aft 12 feet. What is the resulting trim change?
N a. 1.5 feet Y b. 3.0 feet N c. 6.0 feet N d. 7.3 feet 9323: A fuel-air mixture below the lower explosive limit is too __________.
N a. rich to burn Y b. lean to burn N c. cool to burn N d. dense to burn 9383: Immediately after abandoning a vessel, lookouts should be posted aboard liferafts to look for __________.
Y a. survivors in the water N b. food and water N c. land N d. bad weather 9702: Which of the following is/are NOT required on Ro-Ro vessels, regarding spaces that are "specially suitable for vehicles"?
N a. The spaces shall be fitted with an approved fire or smoke detecting system. Y b. The spaces shall have designated smoking areas. N c. The spaces shall be fitted with an approved fixed fire extinguishing system. N d. All of the above