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.
44: You are using an automatic tension winch by yourself. If you get caught in the turns of the line as they lead into the gypsyhead __________.
N a. the safety cutout will stop the winch before you're injured N b. the line will part and snap back Y c. you may be pulled into the winch and injured or killed N d. None of the above are correct 76: Leeway is the __________.
N a. difference between the true course and the compass course N b. momentum of a vessel after her engines have been stopped Y c. lateral movement of a vessel downwind of her intended course N d. displacement of a vessel multiplied by her speed 147: In illustration D044DG, the mooring line labeled "B" is called a(n) __________. (DO44DG )
Y a. inshore stern line N b. offshore stern line N c. after spring line N d. after breast line 213: You are the Master of a single-screw vessel. You are docking at a port which has no tugs available. You decide to drop the offshore anchor to help in docking. The amount of chain you should pay out is __________.
N a. 5 to 7 times the depth of the water Y b. 1 1/2 to 2 times the depth of the water N c. equal to the depth of the water N d. you should NEVER use the anchor to help in docking 250: The damage to a vessel is over $25,000. Who must notify the nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible?
N a. The crew members Y b. The Master of the vessel N c. The port authorities N d. All of the above 272: When measuring the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery, check it __________.
N a. one meter from the tank bottom and one meter below the tank top Y b. one half the ullage of the tank and one meter below the tank top N c. one half the ullage of the tank and one meter above the tank bottom N d. at three meter intervals from the tank top to the bottom 383: What is TRUE of pressure/vacuum valves?
N a. They are designed to provide for the flow of small volumes of tank atmospheres caused by thermal variations in a cargo tank. N b. They should operate in advance of the pressure/vacuum breakers. N c. They should be kept in good working order by regular inspection and cleaning. Y d. All of the above 405: At the establishment of Naval Control of Shipping (NCS), ships at sea will __________.
N a. stop and await further orders N b. attempt to make their way to the nearest port of a friendly nation and await further instructions Y c. continue voyages unless in danger areas defined in the advisory or supplemental message N d. keep radio silence 522: You are onboard a 120 GT uninspected sea going tug which carries one Master and one Mate of Towing Vessels and four (4) seamen when underway. How many of the four seamen must have a rating as able seamen if the voyage is under 600 miles?
N a. 4 N b. 3 Y c. 2 N d. 1 531: Spring loaded towing hooks are used in towing to __________.
N a. absorb and cushion the shock of towing N b. prevent whiplash Y c. trip and release when the pull of the towing hawser exceeds a predetermined limit N d. make it easier to attach and release the tow 655: Good seamanship while towing in heavy weather requires all of the following EXCEPT __________.
N a. reducing speed to reduce surging on the towline N b. lashing down or stowing all loose gear N c. dogging all hatches and watertight doors Y d. streaming all of your towing hawser 664: Coiling new rope against the lay, bringing the lower end up through the center of the coil, then coiling with the lay, in order to remove the kinks, is known as __________.
N a. coiling N b. faking N c. flemishing Y d. thoroughfooting 689: When your tug reduces speed to shorten tow, the __________.
N a. length of the tow gets shorter as the strain is reduced N b. tow may continue its momentum and overtake the tug N c. towing hawser may drag the bottom and put the tug in irons Y d. All of the above 709: The designations A,B,C,D, and E grades of cargo refer to the __________.
N a. degrees of quality of petroleum products Y b. flash point range and Reid vapor pressure index of petroleum products N c. grades of crude oil N d. pour point, color, and viscosity index of petroleum products 721: The mooring line labeled "F" is called a __________. (DO44DG )
N a. bow line N b. forward spring line Y c. breast line N d. None of the above 738: How many board feet of dunnage are there in a draft 3 feet wide, 1-1/2 feet high, and 14 feet long?
N a. 526 Y b. 756 N c. 876 N d. 906 739: Camphor oil is classified as a grade __________.
N a. A N b. C Y c. D N d. E 749: Butadiene, inhibited, is labeled as a __________.
N a. combustible liquid Y b. flammable gas N c. flammable liquid N d. flammable solid 762: A towing winch, that handles a wire towline, must have all of the following EXCEPT a ____________ .
N a. device that evenly spools and tightly winds the towline N b. brake with holding power appropriate for the vessel's horsepower or bollard pull N c. brake that can be operated when there is no power available to drive the winch Y d. source of emergency power to operate the winch 788: The lower hold of your vessel has a bale capacity of 45,000 cubic feet. How many cases of a cargo weighing 450 lbs. and measuring 2.5 feet by 3 feet by 3 feet could be stowed in the hold, assuming a broken stowage factor of 15 percent?
N a. 300 N b. 675 N c. 1325 Y d. 1700 839: The valve on the discharge side of a cargo pump on a tank vessel will usually be a __________.
N a. butterfly valve N b. spectacle valve Y c. check valve N d. globe valve 853: Who is responsible for properly manning a vessel in accordance with all applicable laws, regulations and international conventions?
N a. The (USCG) Officer in Charge of Marine Inspection N b. The (USCG) Captain of the Port N c. The owner or operator of the vessel Y d. The Master of the vessel 853: Who is responsible for properly manning a vessel in accordance with all applicable laws, regulations and international conventions?
N a. The (USCG) Officer in Charge of Marine Inspection N b. The (USCG) Captain of the Port N c. The owner or operator of the vessel Y d. The Master of the vessel 860: Which category of able seaman is not authorized to be counted as an able seaman on a seagoing tug of over 100 gross tons?
N a. Unlimited N b. Limited N c. Special Y d. Special (OSV) 878: You are going to load bales of wool having a stowage factor of 96 in #3 lower hold which has a bale cubic of 84,000. How many tons of wool can be stowed in the compartment?
N a. 577 N b. 602 N c. 654 Y d. 875 906: A snag or other underwater obstruction may form a __________.
Y a. V-shaped ripple with the point of the V pointing upstream N b. V-shaped ripple with the point of the V pointing downstream N c. small patch of smooth water on a windy day N d. smoothing out of the vessel's wake 936: A precaution you should take before bunkering is to __________
N a. plug the vents N b. plug the sounding pipes Y c. plug the scuppers N d. close the lids on the vents 952: You have orders to load cargoes of carbon disulfide, diisopropylamine and pyridine on your multi-product tankship. Which statement is TRUE?
N a. Carbon disulfide may be carried in NOS. 1 and 2 center tanks and diisopropylamine in NOS. 1 and 2 wing tanks. N b. Pyridine and diisopropylamine may be carried in tanks having a common header vent. Y c. Pyridine need not be separated from carbon disulfide by two barriers (cofferdams, voids, empty tanks, etc.). N d. A tank of carbon disulfide may be used to separate a tank of pyridine from a tank of diisopropylamine. 1267: You are on watch while your vessel is entering port with a pilot conning. The pilot gave a steering command to the helmsman who failed to acknowledge it by repeating the order. You have now enunciated the pilot's order to the helmsman and there is still no response. If the helmsman continues on the original course, you should immediately __________.
Y a. take the helm and expedite the maneuver that the pilot ordered N b. ask the Pilot to repeat the command since the helmsman failed to hear it N c. tell the helmsman to ask the Pilot to repeat any command that he fails to hear or understand N d. repeat the Pilot's command a second time and notify the Master 1325: You are signing on crew members. The minimum number of people required aboard, and the qualifications of each, is listed on the __________.
N a. Crew list Y b. Certificate of Inspection N c. Articles of Agreement N d. fo'c'sle card 1325: You are signing on crew members. The minimum number of people required aboard, and the qualifications of each, is listed on the __________.
N a. Crew list Y b. Certificate of Inspection N c. Articles of Agreement N d. fo'c'sle card 1502: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference Book to determine the hogging numeral. (Get Table Data)
Y a. 49.73 numeral N b. 52.76 numeral N c. 55.29 numeral N d. 57.93 numeral 1515: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated ROUTINE will be delivered within __________.
N a. 30 minutes to 1 hour N b. 1 to 6 hours Y c. 3 hours to start of business the following day N d. 10 minutes if possible 1759: The amount of strain on each runner of a married fall system lifting 2000 lbs. when the angle made by the legs is 90° would be __________.
N a. 1000 lbs. N b. 1154 lbs. Y c. 1414 lbs. N d. 2000 lbs. 1760: A hook that will release quickly is a __________.
N a. longshore hook N b. margin hook N c. marginal hook Y d. pelican hook 1800: The figure obtained by dividing the total volume of the ship in cubic feet (after omission of exempted spaces) by 100 is the __________.
N a. bale cubic Y b. gross tonnage N c. light displacement N d. net tonnage 1821: While towing, what is the principal danger in attempting to swing a barge on a short hawser in order to slow the barge's speed?
N a. The barge may capsize from the sharp turn. Y b. The barge may swing too quickly and run over the tug. N c. Free surface effect of liquid inside the barge may rupture the barge bulkheads when turning too quickly. N d. Dangerous wakes may result from the swinging barge and capsize the tug. 1895: The knot lettered Q as shown is a __________. (DO30DG )
N a. square knot N b. clove hitch Y c. bowline N d. round knot 1993: The usual method of arranging a line on deck so that it will run out easily without kinking or fouling is __________.
N a. coiling the line Y b. faking down the line N c. flemishing the line N d. racking the line 2003: Chafing gear is used to __________.
N a. anchor the boat N b. pick up heavy loads Y c. protect fiber rope from abrasion N d. strengthen mooring lines 2069: A "spring line" is a __________.
N a. mooring line made of spring lay wire rope Y b. mooring line running diagonally to the keel N c. mooring line parallel to the keel N d. wire rope used for securing an anchor buoy 2263: You are using tackle number 1 in illustration DO29DG to lift a weight of 100 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. 50 lbs. N b. 55 lbs. N c. 100 lbs. Y d. 110 lbs. 2278: You will load and carry a bulk cargo of sulfur at ambient temperature. Which statement is true?
N a. Wooden covers must be laid over the bilge wells to prevent the sulfur from entering the bilges. Y b. Bulk sulfur may be carried without a special permit providing the vessel complies with all applicable regulations. N c. The major characteristic of this cargo is that it forms sulfuric acid upon contact with water. N d. Other hazardous material may not be stowed in the same hold as the sulfur but may be carried on deck above the hold. 2300: In the stowage of deck cargo, "cribbing" is __________.
Y a. placed on deck to support the cargo N b. separation pieces used to keep cylinders upright and steady N c. shims for stowing baled cargo N d. nets placed across the hatch opening to keep the cargo from falling in the hatch 2303: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message warning of a hurricane. Which precedence would you assign this message?
N a. P (PRIORITY) N b. Z (FLASH) N c. R (ROUTINE) Y d. O (IMMEDIATE) 2612: When using the anchor to steady the bow while approaching a dock you must be aware of the fact that __________.
N a. the vessel will tend to take a large sheer towards the side where the anchor is down N b. steering control is ineffective in trying to turn to the side opposite to that of the anchor being used N c. the anchor cable must never lead under the hull Y d. using an offshore anchor decreases the chances of the anchor holding 2652: You are using the anchor to steady the bow while maneuvering. You have the proper scope of anchor cable when the __________.
Y a. bow is held in position with the engines coming slowly ahead N b. anchor is just touching the bottom N c. scope is not more than 5 times the depth of the water N d. cable enters the water at an angle between 60° and 85° from the horizontal 2736: Distances on the Great Lakes System are generally expressed in __________.
N a. miles above the entrance to the St. Lawrence Seaway (MASLW) N b. miles above the head of the passes (AHP) N c. nautical miles Y d. statute miles 2744: An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "I" (India) to signify that "___________________".
N a. I am altering my course to starboard Y b. I am altering my course to port N c. I am operating astern propulsion N d. My vessel is stopped and making no way through the water 2763: When a merchant vessel is under the Naval Control of Shipping Organization in wartime, naval authorities may give orders pertaining to __________.
N a. minimum manning standards Y b. regulations about darkening ship N c. the stowage of explosives N d. the types of cargoes permitted on board 2836: Which of the Great Lakes is generally the last to reach its seasonal low and seasonal high water marks?
Y a. Lake Superior N b. Lake Michigan N c. Lake Huron N d. Lake Ontario 3072: A Great Lakes bulk ore vessel would use an "Iron Deckhand" to assist in __________.
N a. unloading bulk cargo N b. steering the vessel N c. making the vessel fast to a dock Y d. removing hatch covers 3142: Why are stern towing bitts placed well forward of the rudder when hawser towing?
N a. To keep the hawser from fouling the rudder N b. To keep the towing bitts as far away as possible from the tugs pivoting point Y c. To allow the stern to swing more freely when using rudder N d. To have as much of the towing hawser in use as possible 4006: No hot work shall be performed on board a vessel with hazardous materials as cargo unless the work is approved by the __________.
N a. American Bureau of Shipping Y b. local U.S. Coast Guard Captain of the Port N c. National Cargo Bureau N d. harbormaster 4018: The BEST holding ground for conventional anchors is __________.
Y a. sand N b. very soft mud N c. shale N d. rock 4104: The primary objective of a Ro-Ro vessel is to __________.
N a. transfer containers without chassis N b. load the vessel with palletized cargo Y c. transport vehicles N d. be loaded full and down to her marks 4105: Cargo that is suitable for carriage on Ro-Ro vessels includes __________.
N a. trailers N b. rolling vehicles N c. containers Y d. All of the above 4152: Which of the following statement(s) is/are TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?
N a. It is imperative that the securing of cargo on flats and trailers and in containers be adequate for both road and sea motions. N b. The movements experienced by road borne cargo differ significantly from the roll and sway movements of a ship at sea. N c. It is necessary for adequate number and strength of securing points on the vehicles themselves in order that lashings may be properly and safely utilized. Y d. All the above 4163: According to the IMO Code, what are the minimum number of securing points that should be on each side of a "road vehicle", whose gross vehicle mass is between 20 tons and 30 tons, when carried on Ro-Ro vessels?
N a. One N b. Two Y c. Three N d. None of the above 4253: Which of the following statement(s) is/are TRUE regarding twin pedestal cranes?
N a. Each single boom is of the partial-level luffing type and is capable of limited rotation. N b. A slew drive system provides for rotation of each crane. N c. An independent slew drive system rotates the turntable. Y d. All of the above