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 111: In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by __________.
Y a. convection N b. conduction N c. radiation N d. ventilation 171: You are underway when a fire breaks out in the forward part of your vessel. If possible you should __________.
N a. call for assistance N b. abandon ship to windward Y c. put the vessel's stern into the wind N d. keep going at half speed 270: When cargo is shifted from the lower hold to the main deck the __________.
Y a. center of gravity will move upwards N b. GM will increase N c. center of buoyancy will move downward N d. All of the above 346: The supply of carbon dioxide used in the fixed extinguishing system aboard a cargo vessel MUST be at least sufficient for __________.
N a. all the spaces of a vessel N b. all cargo spaces N c. the engine room and largest cargo space Y d. the space requiring the largest amount 388: A victim has suffered a second-degree burn to a small area of the lower arm. What is the proper treatment for this injury?
Y a. Immerse the arm in cold water for 1 to 2 hours, apply burn ointment, and bandage. N b. Open any blisters with a sterile needle, apply burn ointment and bandage. N c. Apply burn ointment, remove any foreign material and insure that nothing is in contact with the burn. N d. Immerse the arm in cold water for 1 to 2 hours, open any blister and apply burn ointment. 449: On a vessel of 9,000 tons displacement there are two slack deep tanks of palm oil (SG .86). Each tank is 40 feet long and 30 feet wide. What is the reduction in metacentric height due to free surface with the vessel in sea water (SG 1.025)?
N a. .27 ft Y b. .48 ft N c. .57 ft N d. .74 ft 578: When fighting fires in spaces containing bottles of LPG (liquefied petroleum gas), you should __________.
N a. attempt to isolate the fire from the LPG Y b. cool the bottles or remove them from the fire area N c. see that the valves on all LPG bottles are closed N d. place insulating material over the bottles 627: Distress flares and smoke signals for small passenger vessels __________.
N a. are not required aboard vessels on runs of less than 30 minutes duration N b. must be Coast Guard approved and stowed in a portable, watertight container N c. must be marked with an expiration date not more than 42 months from the date of manufacture Y d. All of the above 807: The space containing carbon dioxide cylinders shall be properly ventilated and designed to prevent an ambient temperature in excess of __________.
N a. 75°F N b. 100°F Y c. 130°F N d. 165°F 849: You are testing the external inflation bladder on an immersion suit and find it has a very slow leak. Which action should be taken?
N a. Replace the suit. N b. Replace the inflation bladder. Y c. Take it out of service and repair in accordance with the manufacturers instructions. N d. Some leakage should be expected and a topping off tube is provided; no other action is necessary. 1121: In shown, number 1 operates the __________. (D011SA )
N a. releasing gear N b. McCluny hook N c. sea painter Y d. Fleming gear 1138: What is LEAST likely to cause ignition of fuel vapors?
N a. Static electricity N b. An open running electric motor N c. Loose wiring Y d. Explosion proof lights 1425: Which advantage does dry chemical have over carbon dioxide (CO2) in firefighting?
N a. Compatible with all foam agents N b. Cleaner Y c. More protective against re-flash N d. All of the above 1546: What are the most important reasons for using water fog to fight fires?
N a. Smothers burning surfaces, organically destroys fuel Y b. Cools fire and adjacent surfaces, provides protective barrier N c. Reaches areas not protected by steam or CO2 smothering systems N d. Allows fire to be attacked from leeward, saturates liquid surfaces 1563: Who should inspect and test an inflatable liferaft?
N a. The person in charge Y b. An approved servicing facility N c. Shipyard personnel N d. A certificated lifeboatman 1621: Why is spare fire hose rolled for storage?
N a. Water in the hose is forced out the end in the rolling process. Y b. The threads on the male end are protected by the hose. N c. Rolling provides maximum protection against entry of foreign objects into the couplings. N d. Rolling provides maximum protection to the outer covering of the hose. 1667: A shipmate suffers a heart attack and stops breathing. You must __________.
N a. immediately give a stimulant, by force if necessary N b. make the victim comfortable in a bunk Y c. immediately start CPR N d. administer oxygen 1668: What is the report identifier code for an AMVER deviation report?
N a. DV N b. PR N c. FR Y d. DR 1923: Except as provided by approved special examinations, each offshore drilling unit must be dry-docked at least once during every __________.
N a. 12 month period N b. 18 month period Y c. 24 month period N d. 36 month period 1979: A documented oceangoing fishing vessel is required to have emergency instructions posted if it __________.
N a. exceeds 49 feet in length N b. is over 25 gross tons Y c. carries more than 16 persons N d. has sleeping accommodations 1995: Who is responsible for insuring that each survival craft on a mobile offshore drilling unit is cleaned and inspected once a year?
N a. The certificated lifeboatman assigned to that craft N b. The certificated able seaman assigned to that craft N c. The Coast Guard inspecting officer Y d. The designated person in charge of the rig 2078: A device fitted over the discharge opening on a relief valve consisting of one or two woven wire fabrics is called a flame __________.
N a. stopper Y b. screen N c. filter N d. restrictor 2085: An offshore drilling unit must have enough inflatable liferafts to accommodate at least what percentage of the persons allowed?
N a. 20% N b. 30% N c. 50% Y d. 100% 2140: You have 700 tons of below deck tonnage including liquid mud. Your existing deck cargo is 200 tons with a VCG above the deck of 3.0 feet. What is the maximum additional cargo tonnage you are permitted to load? (See illustration D036DG, stability letter for M.V. Hudson.) (D036DG )
Y a. 20 tons N b. 50 tons N c. 80 tons N d. 210 tons 2224: Your vessel is drifting with the wind broad on the port beam. The marconi sail is set and flapping free. As you sheet in the maximum drive is attained when the sail __________.
N a. is at right angles to the true wind Y b. first takes the shape of an airfoil N c. is filled with a slight flap at the leech N d. is 45° from the apparent wind 2228: Your sails are properly trimmed while on a reaching course. Changing to a close hauled course will __________.
N a. require you to sheet in for best speed N b. result in a reduction of speed N c. cause a greater heeling force to leeward Y d. All of the above 2304: Regulations require that cargo pumprooms handling grades D and/or E liquid cargo only shall be fitted with at LEAST how many ducts extended to the weather deck?
N a. 1 Y b. 2 N c. 3 N d. 4 2323: Why is electrical power preferred over mechanical power for driving heavy machinery on drilling rigs?
N a. More fuel efficient Y b. More flexible N c. Lighter N d. Less maintenance 2375: An entry of water, gas, oil, or other formation fluid into the wellbore is called a __________.
N a. blowout Y b. kick N c. gusher N d. flow 2422: What is the threshold limit value (TLV) for a product of PHTHALIC ANHYDRIDE?
Y a. 1 ppm N b. 2 ppm N c. 3 ppm N d. 4 ppm 2602: In order to determine the health hazard data for carbolic acid, you would use that information contained in the Chemical Data Guide for which chemical?
N a. Acetic oxide N b. Carbinol N c. Carbon bisulfide Y d. Phenol 2614: What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?
N a. Smoke N b. Electricity N c. Pressure Y d. Chain reaction 2649: Vinyl chloride reacts dangerously with __________.
N a. alkalies Y b. concentrated nitric acid N c. saltwater N d. organic acids 2900: You have loaded a deck cargo, and the vessel has assumed a 7° list due to negative GM. Your salt water drafts are: FWD 17'-00", AFT 17'-04". If you then load 825 tons of cargo in the lower holds (VCG 11 feet) and take on 500 tons of bunkers (VCG 2.5 feet), what is the final GM? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 0.8 foot N b. 1.0 foot Y c. 1.7 feet N d. 2.3 feet 3094: A type B-III CO2 extinguisher has a rated capacity of __________.
N a. 15 lbs N b. 25 lbs Y c. 35 lbs N d. 45 lbs 3113: For a MODU with trim, an increase in GMT will cause the inclination to __________.
N a. stabilize at an angle of loll Y b. decrease N c. increase N d. remain constant 3232: Which statement is TRUE concerning work vests aboard a vessel? (Uninspected Vessel Regulations)
N a. They may be worn during drills. N b. They may be substituted for up to 10% of the required lifesaving gear aboard. N c. They need not be of an approved type. Y d. They must be stowed separately from approved life preservers. 3327: A semisubmersible, while floating level, displaces 20,000 long tons. LCB is 3.0 feet forward of amidships. Bulk, weighing 300 long tons, is placed in P-tanks located 40 feet aft of amidships. What is the new LCG?
N a. 3.64 feet forward of amidships N b. 2.45 feet forward of amidships Y c. 2.36 feet forward of amidships N d. 0.55 foot forward of amidships 3445: The DEEP DRILLER, at a draft of 55 feet, has a KGT of 53.05 feet and TCG of 0.5 foot to starboard. What is the list angle?
N a. 2.0°Starboard Y b. 2.9°Starboard N c. 3.2°Starboard N d. 3.5° starboard 3571: The DEEP DRILLER is anchoring in 600 feet of water. In the absence of environmental forces, the mooring lines should be adjusted to __________.
N a. 245 kips Y b. 222 kips N c. 237 kips N d. 194 kips 3716: In order to initiate CPR on a drowning victim, __________.
N a. start chest compressions before the victim is removed from the water N b. drain water from the lungs before ventilating Y c. begin mouth-to-mouth ventilations N d. do not tilt the head back since it may cause vomiting 3781: What is the weight of barite in P-tank #4 of the DEEP DRILLER if the ullage is 3.4 feet?
N a. 11.5 long tons N b. 16.6 long tons N c. 54.2 long tons Y d. 78.2 long tons 4259: Which statement about immersion suits is TRUE?
N a. The primary color of the suit's exterior may be red, orange or yellow. Y b. The suit must, without assistance, turn an unconscious person's mouth clear of the water within 5 seconds. N c. The suit is flameproof and provides protection to a wearer swimming in burning oil. N d. The suit may be stored in a machinery space where the ambient temperature is 160°F. 4622: The SS AMERICAN MARINER has drafts of: FWD 26'-04", AFT 28'-08". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 101 tons of seawater.
N a. FWD 27'-00.6, AFT 28'-01.7" Y b. FWD 27'-01.2", AFT 28'-02.5" N c. FWD 27'-01.8", AFT 28'-03.1" N d. FWD 27'-02.4", AFT 28'-03.7" 4747: The COASTAL DRILLER is observed to be level at a draft of 10 feet 6 inches. At the same time, the calculated load form shows the displacement to be 13,445 kips, total longitudinal moments 1,613,466 foot-kips, and total transverse moments -10,000 foot-kips. What is the transverse location of the missing load?
N a. 46 feet port of the centerline Y b. 46 feet starboard of the centerline N c. 84 feet port of the centerline N d. 84 feet starboard of the centerline 4786: Which number indicates the hydrostatic release? (D015SA )
N a. 3 Y b. 6 N c. 7 N d. 10 5307: The COASTAL DRILLER, in ocean transit at a draft of 10 feet 6 inches with winds greater than 70 knots, has a KGT of 38.7 feet and a KGL of 38.2 feet. The margin on the maximum allowable KG is __________.
N a. 26.8 feet N b. 26.3 feet N c. 1.8 feet Y d. 1.3 feet 5308: Your drafts are: FWD 17'-09", AFT 21'-03". What is the KM based on the tables in the blue pages of the Stability Data Reference Book?
Y a. 25.7 feet N b. 26.0 feet N c. 26.4 feet N d. 26.8 feet 5845: Yawing can be described as __________.
N a. jumping on the tow line as the rig pitches N b. jumping on the tow line as the rig slams into waves Y c. veering from side to side on the end of the tow line N d. corkscrew motion due to wave action 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 7035: If a diabetic suffers an insulin reaction and is conscious, he should be given __________.
N a. soda crackers and water Y b. orange juice N c. an ounce of whiskey N d. a glass of milk 7701: After transferring a weight forward on a vessel, the draft at the center of flotation will __________.
N a. change, depending on the location of the LCG N b. increase N c. decrease Y d. remain constant 8081: What additional precautions should be taken when making temporary repairs to a MODU that is operating when hydrogen sulfide is present?
N a. Seal off all tank and compartment ventilation. N b. Remove all bulk materials from the P-tanks. Y c. Provide respiratory protection and monitoring. N d. All of the above 8222: Which will improve stability?
N a. Closing watertight doors Y b. Pumping the bilges N c. Loading cargo on deck N d. Consuming fuel from a full tank 8523: The COASTAL DRILLER, while drilling has a total weight of 15,435 kips. The LM are 1,975,680 ft-kips and the TM are -15,435 ft-kips. What is the starboard leg reaction?
N a. 4,060 kips N b. 5,145 kips Y c. 5,559 kips N d. 5,816 kips 9397: CATEGORY I EPIRB's transmit on frequencies that are monitored by __________.
Y a. orbiting satellites in space N b. commercial radio stations N c. private, commercial, and military aircraft N d. Both A & C 9565: The LCG of a vessel may be found by dividing displacement into the __________.
N a. longitudinal center of gravity of the vessel N b. sum of the vertical moments of the vessel Y c. sum of the longitudinal moments of the vessel N d. longitudinal baseline of the vessel 9581: The C02 flooding system is actuated by a sequence of steps which are __________.
Y a. break glass, pull valve, break glass, pull cylinder control N b. sound evacuation alarm, pull handle N c. open bypass valve, break glass, pull handle N d. open stop valve, open control valve, trip alarm 9614: The normal designed CO2 storage tank temperature and pressure associated with a ship's low-pressure CO2 fixed fire extinguishing system is approximately __________.
N a. 0°F at 50 PSI N b. 70°F at 150 PSI Y c. 0°F at 300 PSI N d. 70°Fat 500 PSI