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.
21: Coast Guard regulations require that all of the following emergencies be covered at the periodic drills on a fishing vessel EXCEPT __________.
N a. minimizing the affects of unintentional flooding N b. fire on board N c. rescuing an individual from the water Y d. emergency towing 310: A vessel's light draft displacement is 7400 tons. The center of gravity at this draft is 21.5 ft. above the keel. The following weights are loaded: (WT. #1-450 tons, VCG #1-17.4 ft.; WT. #2-220 tons, VCG #2-11.6 ft.; WT. #3-65 tons, VCG #3-7.0 ft.). The new CG above the keel is __________.
N a. 14.7 feet N b. 17.8 feet N c. 18.7 feet Y d. 20.9 feet 527: The VHF radiotelephone frequency designated to be used only to transmit or receive information pertaining to the safe navigation of a vessel is __________.
N a. 156.8 MHz (channel 16) N b. 156.7 MHz (channel 14) Y c. 156.65 MHz (channel 13) N d. 156.6 MHz (channel 12) 843: The signal given to commence lowering the lifeboats is __________.
N a. 3 short blasts of the ship's whistle Y b. specified on the muster list (station bill) N c. 3 long blasts of the ship's whistle N d. 1 long blast of the ship's whistle 887: Carbon dioxide as a fire fighting agent has which advantage over other agents?
Y a. It causes minimal damage. N b. It is safer for personnel. N c. It is cheaper. N d. It is most effective on a per unit basis. 947: When fighting an oil or gasoline fire in the bilge, which of the following should NOT be used?
N a. Foam Y b. Solid stream water nozzle N c. All-purpose nozzle N d. Carbon dioxide 1141: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0027
N a. 2.15 feet N b. 2.05 feet N c. 1.85 feet Y d. 1.52 feet 1219: 46 CFR Subchapter T requires that rigid plastic or other nonmetallic piping __________.
N a. only be used in non-vital systems N b. not be used in gasoline or diesel fuel systems N c. have approved metallic fittings and cutoff valves where it penetrates a watertight deck or bulkhead Y d. All of the above 1242: The bosun has thrown the liferaft into the water before abandoning the vessel. The operating cord __________.
Y a. serves as a sea painter N b. detaches from the liferaft automatically N c. is used to rig the boarding ladder N d. is cut immediately as it is of no further use 1322: How should the lifeboat sea painter be rigged?
N a. Spliced into the ring on the stem post Y b. Secured to the inboard side of a forward thwart and led inboard of the falls N c. Secured by a toggle to the stem post and led outboard of the falls N d. Secured by a toggle around the outboard side of a forward thwart 1594: Which statement is TRUE concerning buoyant work vests aboard tank vessels?
N a. They may be worn while working on deck but not while working over the side. Y b. They must be used only under supervision of a designated ship's officer. N c. They will be accepted for up to 10% of the required life preservers. N d. They may be worn during drills. 1664: The number of fire extinguishers required on an uninspected "motor vessel" is based on the vessel's __________.
N a. length Y b. gross tonnage N c. draft N d. crew list 1707: Your 40-foot auxiliary sailing vessel has just run aground on a bar. She has a relatively long, deep keel and the tide is falling. You have checked the bilges for damage and found none. Which is the most prudent action to take immediately?
N a. Sheet the sails in flat to try to heel her over with the wind and sail off. N b. Start the engine and run it hard in forward to try to drive over and off the bar. Y c. Strike the sails. Then run a kedge anchor out to one side, hook the main halyard to it, and heave the boat down onto one side. N d. Take soundings visually, by sounding pole, or lead line all around the vessel to locate the deepest water. 1736: On a hydrocarbon flammability chart the line which extends from 0% to 21.8% oxygen, lying tangent to the flammability range, is called the __________.
N a. minimum oxygen content line N b. critical displacement line Y c. critical dilution line N d. upper threshold limit 1831: A slow and easy motion of a vessel in a seaway is an indication of a __________.
Y a. small GM N b. low center of gravity N c. stiff vessel N d. large GZ 1876: A sailing vessel with the wind coming from 140° relative would be __________.
N a. close hauled on the starboard tack N b. close hauled on the port tack Y c. on a broad reach N d. running before the wind 2053: What is the international calling and distress channel found on all VHF-FM equipped drilling rigs?
N a. Channel 1 N b. Channel 10 Y c. Channel 16 N d. Channel 68 2187: What is a functional or carriage requirement for compulsory vessels?
N a. A compulsory vessel must carry at least two FCC licensed GMDSS Radio Operators. N b. A compulsory vessel must satisfy certain equipment carriage requirements that are determined by where the vessel sails. N c. A compulsory vessel must be able to transmit and respond to Distress alerts. Y d. All of the above 2195: Who is charged with appointing persons to be in command of the lifeboats and(or) liferafts on a mobile offshore drilling unit?
N a. Rig superintendent N b. Tool Pusher N c. Company man Y d. Designated person in charge 2353: Which documents are required by GMDSS for vessels on international voyages (other than the Great Lakes)?
N a. A copy of the IMO master plan of shore-based facilities N b. Station logs N c. 47 CFR Part 80 FCC Rules and Regulations Y d. All of the above 2528: Which action should you take after sending a false Distress alert on VHF?
N a. Send a DSC cancellation message on Ch-70. Y b. Make a voice announcement to cancel the alert on Ch-16. N c. Make a voice announcement to cancel the alert on Ch-13. N d. Make a voice announcement to cancel the alert on Ch-22A. 2717: Horizontal subdivision decks forming watertight compartments in the columns of a semisubmersible MODU increase the unit's __________.
N a. tank capacities Y b. stability in the event of damage N c. towing speed N d. anchor holding ratio 3013: Semisubmersibles A and B are identical. However, "A" is more tender than "B". This means that "A" relative to "B" has a __________.
N a. lower KG Y b. smaller GM N c. smaller roll angle N d. larger GZ 3040: A vessel's drafts are: FWD 19'-00", AFT 21'-10". How much more cargo can be loaded to have the vessel down to the freeboard draft? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
Y a. 4819 tons N b. 4982 tons N c. 5012 tons N d. 5099 tons 3135: While the DEEP DRILLER is operating loaded as shown in Sample Load Form #4 (Drilling), casing is accidentally dropped over the port side. If the port forward inclination is slowly increasing, which tank is probably damaged?
Y a. 1P N b. 2P N c. 1S N d. 3P 3175: The jettisoning of topside weight from a MODU serves what purpose?
N a. It returns the MODU to an even keel. N b. It reduces free surface effect. Y c. It lowers the center of gravity. N d. It raises the center of gravity. 3324: How should cargo tank hatches be protected when the ullage opening is open and the tank NOT gas free?
N a. With gooseneck vents N b. With warning signs Y c. With flame screens N d. With pressure-vacuum relief valves 3386: While proceeding towards a distress site you hear the message PRU-DONCE over the radiotelephone. Which action should you take?
N a. Advise the sender of your course, speed, position, and ETA at the distress site. N b. Resume base course and speed because the distress is terminated. N c. Shift your radio guard to the working frequency that will be indicated in the message. Y d. Use that frequency only for restricted working communications. 3469: The knife on an inflatable liferaft will always be located __________.
N a. in one of the equipment bags Y b. in a special pocket on the exterior of the canopy N c. on a cord hanging from the canopy N d. in a pocket on the first aid kit 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 4077: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new longitudinal free surface correction (FSCL) if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged?
N a. 1.06 feet Y b. 1.09 feet N c. 3.30 feet N d. 3.38 feet 4082: A towing vessel is NOT required to be fitted with radar if it is ____________ .
Y a. used solely for assistance towing N b. under 65 feet in length N c. used exclusively on the Western Rivers N d. pushing ahead 4211: The COASTAL DRILLER, while in normal transit, experiences a single amplitude roll of 6 degrees. What is the minimum roll period which does not exceed design limits of the legs?
N a. 10.5 seconds Y b. 8.0 seconds N c. 4.5 seconds N d. 1.0 second 4219: You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming one day, and you will enter the winter zone after a total of eleven days. You will consume 33 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.004, and the average TPI is 46. What is the minimum freeboard required at the start of the voyage? (Get Table Data)
N a. 85 inches Y b. 82 inches N c. 80 inches N d. 78 inches 4277: Drilling loads on the COASTAL DRILLER are the combined loads arising from conductor tension, rotary, hook, and __________.
N a. fixed loads Y b. setback loads N c. basic loads N d. variable loads 4296: You have called another vessel by flashing light and he has answered your call properly. You now send your call sign "DE KLIS". He should respond with __________.
N a. TTTT N b. his own call letters Y c. KLIS, DE, his own call letters N d. R 4625: The order to abandon a MODU should only be given by the __________.
Y a. Offshore Installation Manager N b. Barge Engineer N c. Ballast Control Operator N d. Rig Safety Supervisor 5205: Among the possible causes of unexpected constant inclination of the floating COASTAL DRILLER is __________.
N a. consumption of on board liquids Y b. miscalculation of loads N c. liquid transfer through open valves N d. flooding due to hull damage 5373: While preloading, the COASTAL DRILLER has a total weight of 21,401 kips. The LM are 2,560,416 ft-kips, and the TM are -6,206 ft-kips. What is the port leg reaction?
N a. 7,099 kips N b. 7,134 kips N c. 7,151 kips Y d. 7,203 kips 5611: The full period of motion of the DEEP DRILLER while tripping is 8 seconds and the maximum pitch angle as seen on the inclinometers is 4 degrees. From the standpoint of critical motion, the motion is __________.
N a. unsatisfactory, place setback in the pipe racks Y b. satisfactory, continue tripping N c. unsatisfactory, deballast to survival draft N d. unsatisfactory, place unit in standby 5616: You are tending the lifeline of a man who entered a tank using a breathing apparatus. How many tugs on the lifeline indicate that the man should come out immediately?
N a. 1 N b. 2 N c. 3 Y d. 4 5643: When evacuating the DEEP DRILLER, preparations should include __________.
N a. putting the unit at transit draft Y b. activating the emergency power system N c. jettisoning all combustible materials N d. removing all tension from the mooring lines 5725: Given the same water depth and line tension, the catenary length of a 90 pound/foot mooring chain in comparison to the catenary length of a 19 pound/foot wire rope mooring line will be __________.
N a. longer N b. identical Y c. shorter N d. indeterminable 5933: Each fire hydrant must have at least one spanner and at least one __________.
Y a. hose rack or reel N b. all purpose nozzle N c. foam applicator N d. pick axe 6055: How often are fire hoses required to be tested on a mobile offshore drilling unit?
N a. Once a week N b. Once a month Y c. Once a year N d. During each drill 6106: 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-0192
N a. Available GM 4.3 ft N b. Available GM 4.7 ft N c. Available GM 5.1 ft Y d. Available GM 5.5 ft 6618: The SS AMERICAN MARINER has on board 6048 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-0193
Y a. LCG-FP 267.03 feet N b. LCG-FP 267.92 feet N c. LCG-FP 268.66 feet N d. LCG-FP 269.94 feet 6801: Where must the 0mster or person in charge of a MODU record the date of each test of emergency lighting and power systems and the condition and performance of the equipment?
N a. On the Certificate of Inspection N b. On the Muster List ("Station Bill") N c. In the Operations Manual Y d. In either the official or unofficial log 7693: Increasing the number of slack liquid tanks has the effect of raising the __________.
N a. uncorrected KG N b. maximum allowed KG Y c. virtual height of the center of gravity N d. metacentric height 8161: A semisubmersible, displacing 20,500 long tons, has vertical moments of 1,060,000 foot-long tons. What is the change in KG if 500 long tons are discharged from a VCG of 120 feet?
N a. 1.22 feet downward Y b. 1.71 feet downward N c. 1.75 feet downward N d. 2.93 feet downward 8395: What is the purpose of the intake/exhaust valves in a diesel engine?
Y a. They regulate the combustion cycle. N b. They supply cooling water. N c. They synchronize the ignition spark. N d. They supply and regulate the lubricant flow. 8557: Each fire pump on a MODU must have a pressure gauge located at __________.
Y a. the pump discharge N b. the manifold connection N c. each fire station discharge N d. the pump station 8767: In securing deck loads for an ocean tow, drill pipe should be __________.
N a. galvanized to protect against corrosion N b. held in place with heavy materials such as spare pendant wire N c. limited to no more than five courses high Y d. provided with bulwarks at both ends of their bays 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 8865: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Although winds are less than 70 knots, excessive motion requires ballasting to survival draft. Assume that 4087 long tons of ballast are added at an average VCG of 8.32 feet, and upon arrival at 45 feet, port and starboard ballast tanks 1, 3, and 8 are slack. What will be the new margin on the maximum allowable KG?
Y a. 7.08 feet N b. 8.12 feet N c. 8.44 feet N d. 8.96 feet 9217: Apparent wind speed blowing across a MODU under tow can be measured by a(n) __________.
N a. barometer N b. wind vane Y c. anemometer N d. thermometer 9491: The difference between the height of the metacenter and the height of the center of gravity is __________.
N a. KB N b. KG N c. KM Y d. GM 9557: Longitudinal moments are obtained by multiplying a vessel's weight and its __________.
N a. VCG or KG N b. LCB Y c. LCG N d. TCG 9606: You are fighting a Class B fire with a portable dry chemical extinguisher. The discharge should be directed __________.
N a. over the top of the fire N b. to bank off a bulkhead onto the fire Y c. at the seat of the fire, starting at the near edge N d. at the main body of the fire 9701: Which of the following statements is/are TRUE in regard to Ro-Ro vessels' spaces that are "specially suitable for vehicles"?
Y a. The spaces shall be fitted with an approved fire or smoke detecting system. N b. The spaces shall have designated smoking areas. N c. The spaces are prohibited from being fitted with fixed CO2 fire extinguishing systems. N d. All of the above