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.
12: The maximum length allowed between main, transverse bulkheads on a vessel is referred to as the __________.
N a. floodable length N b. factor of subdivision N c. compartment standard Y d. permissible length 104: You are on watch at sea at night when a fire breaks out in #3 hold just forward of the bridge. You would NOT __________.
N a. call the Master Y b. proceed to the space and inspect the extent of the fire N c. shut down the cargo hold ventilation N d. sound the fire alarm signal to roust out all hands 108: Damage to cargo caused by dust is known as __________.
Y a. contamination N b. oxidation N c. tainting N d. vaporization 136: Under the federal regulations, what minimum level of Blood Alcohol Content (BAC) constitutes a violation of the laws prohibiting Boating Under the Influence of Alcohol (BUI) on commercial vessels?
N a. .18% BAC N b. .10% BAC N c. .06% BAC Y d. .04% BAC 258: Your U.S. tankship is designed to carry anhydrous ammonia in bulk. The keel was laid in 1980. Which statement concerning the carriage of this cargo is TRUE?
N a. A flammable gas detection system must be installed in each cargo pump room. Y b. The cargo may be gauged by automatic float type devices. N c. Carriage of this cargo is authorized by issuance of an IMO Certificate. N d. Aluminum, copper, zinc, and mercury are allowed in valve parts in contact with the cargo. 307: Which type of chemical testing is NOT required of merchant marine personnel?
N a. Pre-employment N b. Periodic N c. Random Y d. Annual 346: A vessel is equipped with a single right-handed screw. With rudder amidships and calm wind, the vessel will most likely back __________.
N a. straight astern Y b. to port N c. to starboard N d. in no particular direction 411: Tonnage tax is officially based upon the figures obtained from the __________.
Y a. Admeasurement Certificate N b. deadweight scale N c. displacement scale N d. Load Line Certificate 453: What purpose does a tow hook serve?
Y a. To quickly connect or release the towing hawser N b. To help pick up the towing hawser from the water N c. To prevent the towing hawser from fouling the propeller N d. To recover the towing hawser from a barge 515: When compared to a fiber towing hawser, what is NOT an advantage of a wire towing hawser?
N a. Wire is easy to handle when properly spooled on the drum of a towing winch. Y b. Wire has more spring and shock resistance than fiber. N c. Wire can be used to tow heavier loads because of its smaller diameter and more manageable size. N d. Wire is subject to less deterioration if properly maintained. 561: Which space cannot be deducted from gross tonnage when calculating net tonnage?
N a. Crew messroom Y b. Forepeak ballast tank N c. Master's cabin N d. Chain locker 588: Because of the arrangement of the cell guides, the MOST important factor while loading containers is the __________.
N a. contents of the container Y b. list of the vessel N c. size of the shoreside crane N d. weight of the container 615: When a wedge of water builds up between the head of the barge and the bank it is referred to as __________.
Y a. bank cushion N b. bank suction N c. bow wave N d. veering cushion 618: When considering a vessel's stability, which spaces in a general cargo vessel are the best locations for the carriage of bulk grain?
Y a. Deep tanks N b. Lower holds N c. Lower holds at the ends of the vessel N d. 'Tween-decks 625: Which statement is FALSE?
N a. Your stern is sucked down and your draft increases when going from deep to shallow water. N b. Excessive speed while passing moored vessels may cause them to surge and break their moorings. N c. Excessive speed while passing a tow being pushed ahead or pushing a tow into an eddy too fast may break up the tow. Y d. None of the above 648: Bulk cargo refers to __________.
N a. cargo which occupies a large volume of space N b. cargo which requires refrigeration N c. cargo which is very dense Y d. homogeneous cargo not enclosed in a container 680: You must medevac a critically injured seaman by helicopter hoist. Which statement is TRUE?
N a. The ship's relative wind should be from dead ahead at 10 to 30 knots. Y b. The deck crew at the hoist point should not wear baseball hats. N c. The helicopter's drop line should be secured to the ship not more than 15 feet from the hoist position. N d. When using a "horse collar", the bight of the loop should be around the chest of the injured seaman. 683: Barges and vessels are ballasted before departure to __________.
Y a. improve their stability N b. avoid polluting waters where liquid ballast may not be discharged N c. prevent free surface effects N d. allow movement of liquids within the barge for tank cleaning 685: Which type of ballast is most commonly used in barges and ships?
Y a. Water N b. Oil N c. Concrete and barite N d. Sand, rock and gravel 851: Your vessel (185 GT) is on a voyage between New York and San Francisco. Which statement is TRUE?
N a. The maintenance of an Official Logbook is optional. N b. The vessel must be on foreign articles. N c. This is considered a coastwise voyage. Y d. An Official Logbook must be maintained. 918: Ten triangular piles of piping on the pier are to be loaded - each pile has a 20 foot base, is 15 feet high and 30 feet long. If the breadth of the hold is 60 feet and the piping is to be stowed fore and aft in a 30 foot space, how high will it stow?
N a. 16.6 feet Y b. 25.0 feet N c. 50.0 feet N d. 75.0 feet 960: Gross tonnage indicates the vessel's __________.
N a. displacement in metric tons N b. total weight including cargo Y c. volume in cubic feet N d. draft in feet 963: You are the person in charge of a 199-GT uninspected towing vessel engaged in towing from Galveston to Savannah and then returning, a distance in excess of 600 miles. Which statement is FALSE?
N a. The sailors shall be divided into three watches. N b. All deck crew members are to have a Merchant Mariner's Document. N c. Able seamen are required in the deck crew. Y d. The crew members are NOT required to sign articles. 973: The "weather adjustment" control on an autopilot steering stand is used to __________.
N a. allow leeway according to the weather conditions N b. proportionally set the number of degrees of rudder response per degree of course error Y c. set the null band or dead zone signal before actuating the rudder N d. set the speed at which the rudder responds 1008: When anyone voluntarily deposits his/her license or document with a Coast Guard investigating officer __________.
N a. he/she permanently gives up rights to the license or document Y b. it may be for reasons of mental or physical incompetence N c. it must be for reason of addiction to narcotics N d. All of the above 1009: You are loading 475,000 barrels of cargo oil. At 0800 on 8 July, you find that you have loaded 174,000 barrels. At 1000, you find that you have loaded 192,000 barrels. If you continue loading at the same rate, you will finish at approximately __________.
N a. 1752, 8 July N b. 1940, 8 July N c. 0143, 9 July Y d. 1727, 9 July 1031: Which certificate is NOT issued by the Coast Guard?
N a. Award of official number N b. Certificate of Inspection Y c. Classification of Hull and Machinery N d. Safety Equipment Certificate 1126: You are approaching a pier and intend to use the port anchor to assist in docking port side to. You would NOT use the anchor if __________.
N a. the current was setting you on the pier N b. another vessel is berthed ahead of your position N c. the wind was blowing from the starboard side Y d. there is shallow water enroute to the berth 1169: Static electricity may be built up by the __________.
N a. spraying or splashing of petroleum N b. settling of solids or water in petroleum N c. flow of petroleum through pipes Y d. All of the above 1171: If you intend to land tulip bulbs from Holland in a U.S. port, they must be inspected by the __________.
Y a. Animal and Plant Health Service Inspector N b. Captain of the Port personnel N c. Quarantine Officer N d. All of the above 1240: Bilge keels are fitted on ships to __________.
N a. assist in dry dock alignment N b. improve the vessel's stability N c. protect the vessel from slamming against piers Y d. reduce the rolling of the vessel 1257: You are a watchstanding mate and have come to the bridge to relieve the watch. After reviewing the chart and having been briefed by the off-going mate, you are now ready to effect the relief. Which of the following is exemplary of the statement that would officially transfer the watch?
N a. You say to the mate going off watch, "Destination New York, course 283°, speed 16 knots." N b. The mate being relieved says, "You now have the watch, course 147°, speed 15 knots." N c. The mate being relieved says, "All in apparent good order, course 068° per gyro, 075° per standard." Y d. You say to the mate going off watch, "I relieve you, course 321° per gyro, 316° per standard." 1375: A chain stripper is used to __________.
Y a. prevent chain from clinging to the wildcat N b. clean the marine debris from the chain N c. flake chain from a boat's chain locker N d. clean chain prior to an x-ray inspection 1389: A band or collar on the top end of a boom to which the topping lift, midships guy, and outboard guys are secured, is called the __________.
N a. collar band N b. guy band N c. pad eye collar Y d. spider band 1553: The correct way to make an eye in a wire rope with clips is to place the clips with the __________.
N a. first and third U-bolts on the bitter end and the second U-bolt on the standing part N b. first and third U-bolts on the standing part and the second U-bolt on the bitter end Y c. U-bolts of all clips on the bitter end N d. U-bolts of all clips on the standing part 1611: On a transpacific voyage, you receive a message from your vessel's operators saying that your vessel has been consigned to Naval Control of Shipping. Further information is contained in __________.
Y a. Radio Aids to Navigation (PUB 117) N b. the Coast Pilot N c. the International Code of Signals (PUB 102) N d. the Light List 1651: Which document is NOT required by law to be posted aboard a vessel?
Y a. Official Crew List N b. Certificate of Inspection N c. Officer's licenses N d. Muster List 1719: What is a CORRECT reply to a pilot's request, "How's your head"?
N a. "Steady" N b. "Eased to 10° rudder" N c. "Checked" Y d. "Passing 50°" 1732: Which picture in illustration D030DG represents a half hitch? (D030DG )
Y a. U N b. S N c. K N d. H 1767: What is the name of the mark indicated by the letter E? (DO03DG )
N a. Fresh water line N b. Winter water line N c. Tropical water line Y d. Summer water line 1808: Which organization would conduct a survey of the insulation in a reefer compartment prior to loading cargo?
N a. U.S. Customs Service N b. OSHA Y c. American Bureau of Shipping N d. National Cargo Bureau 1869: You are using tackle number 10 in illustration DO29DG to lift a weight of 120 lbs. If you include 10 percent of the weight for each sheave for friction, what is the pull on the hauling part required to lift the weight? (DO29DG )
N a. 57 lbs. N b. 42 lbs. N c. 39 lbs. Y d. 34 lbs. 1958: When tandem tug towing, the more powerful of the two tugs should be __________.
N a. the lead tug Y b. behind the lead tug N c. towing at a right angle to the smaller tug N d. towing at a faster speed than the smaller tug 2010: 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 2143: Your vessel was damaged and initially assumed a significant list and trim; however, further increase has been slow. Based on this data, what should you expect?
N a. The slowing is only temporary and the vessel will probably suddenly capsize or plunge from loss of stability due to change in the waterplane area. Y b. The vessel can probably be saved if further flooding can be stopped. N c. The vessel will continue to slowly list and/or trim due to the free surface effect and free communication effect. N d. The vessel will suddenly flop to the same or greater angle of list on the other side and may capsize. 2204: While writing in the logbook at the end of your watch, you make an error in writing an entry. What is the proper way of correcting this error?
N a. Blot out the error completely and rewrite the entry correctly. N b. Carefully and neatly erase the entry and rewrite it correctly. Y c. Cross out the error with a single line, write the correct entry, and initial it. N d. Remove this page of the log book and rewrite all entries on a clean page. 2235: You are conducting trials to determine the maneuvering characteristics of your vessel. While making a turn, you take ranges and bearings of an isolated light with the results as shown. Based on this information, what is the advance for a turn of 75°? (D034DG )
Y a. 800 yards (720 meters) N b. 860 yards (774 meters) N c. 910 yards (819 meters) N d. 955 yards (860 meters) 2530: Your vessel has gone aground in waters where the tide is falling. The BEST action you can take is to __________.
Y a. set out a kedge anchor N b. shift the vessel's load aft and repeatedly surge the engine(s) astern N c. shift the vessel's load forward and wait until the next high tide N d. slowly bring the engine(s) to full speed astern 2550: When a small craft's anchor fouls in a rocky bottom, the first attempt to clear it should be made by __________.
N a. hauling vertically on the line N b. making the line fast to the bitt and bringing the vessel further forward Y c. reversing the angle and direction of pull, with moderate scope N d. increasing the scope and running slowly in a wide circle with the anchor line taut 3036: Which statement about ships operating in ice is FALSE?
N a. Light and partly loaded ships should be ballasted as deeply as possible. Y b. In brash-filled channels, operating with a shallow draft forward is most effective. N c. Traditionally, operating ships light in the ice has been effective in the spring. N d. Good searchlights should be available in the event of night navigation with or without icebreaker escort. 3059: A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral "4" when the vessel __________.
N a. speed begins to drop N b. stops N c. receives ice damage Y d. becomes icebound 3140: If the Certificate of Inspection of a damaged tank barge has expired, which certificate may be issued to allow its movement to a repair facility?
N a. Change of employment Y b. Permit to proceed N c. Application for inspection N d. Temporary Certificate of Inspection 3360: On a light tow, what could you substitute for a fishplate?
Y a. heart-shaped shackle N b. pelican hook N c. swivel N d. ring 3514: Which type of anchor is depicted? (D038DG )
N a. Stock N b. Danforth Y c. Patent N d. Old-fashioned 3540: While on duty as a look-out, which other duty may you perform?
N a. Sweep down the fo'c'sle N b. Paint any area near your station N c. Overhaul a block, as long as it is at your look-out station Y d. None of the above 3562: The signal man assisting a crane operator has his arm extended with his fingers closed and thumb pointing upward. This is the signal to __________.
Y a. raise the boom N b. raise the hook N c. raise the boom and hook N d. check the boom stop 3950: In general, an unreinforced vessel can safely navigate in ice provided the concentration does not exceed how many OKTAs?
N a. 1 Y b. 2 N c. 3 N d. 4 4127: Which lashing device(s) would be used in securing heavy vehicles aboard Ro-Ro vessels?
N a. Buckle or ratchet tensioner N b. Webbing Y c. Chain N d. All of the above 4141: What is/are the advantage(s) of using web lashing on light vehicles aboard Ro-Ro vessels?
N a. Good working life N b. Light and easy to handle N c. Flexible Y d. All of the above 4145: Which tensioning device is used with webbing to secure light vehicles aboard Ro-Ro vessels?
N a. Chain lever N b. Turnbuckle N c. Adjust-a-matic tensioner Y d. Ratchet tensioner