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.
114: You are on watch at sea on course 090°T. A man falls overboard on your starboard side. You immediately start a Williamson Turn. Which step is NOT a part of a Williamson Turn?
N a. Step 1: Come right full rudder until the vessel heads 150°T. Y b. Step 2: Stop the engines until clear of the man. N c. Step 3: Shift the helm to left full rudder. N d. Step 4: Continue with left rudder until on course 270°T. 215: How does the effect known as "bank suction" act on a single-screw vessel proceeding along a narrow channel?
N a. It pulls the bow toward the bank. N b. It heels the vessel toward the bank. N c. It pushes the entire vessel away from the bank. Y d. It pulls the stern toward the bank. 217: The holding capability of an anchor is primarily determined by the __________.
N a. shape of the anchor N b. stowage of the anchor on board Y c. anchor's ability to dig in N d. size of the vessel and its draft 301: You are signing on a crew. Which person is presenting a Merchant Mariner's Document (MMD) that you should suspect as being invalid?
N a. An AB with an endorsement of "Any unlicensed rating in the deck department including Able Seaman" Y b. A seaman with an MMD only endorsed as "Bosun" N c. A Purser with an MMD only endorsed "See certificate of registry" N d. A Chief Steward with an MMD only endorsed as "Steward's Dept. (FH)" 344: The purpose of a bilge well is to __________.
N a. afford access to the shell through the double bottoms Y b. collect water to be pumped out N c. provide access for the pneumercator N d. provide a base line for sounding measurements 410: You are loading a cargo tank on your container ship. The tank displays the red label shown. Which statement is TRUE? (D023DG )
Y a. The tank contains propylene. N b. The tank's volume is 1077 cubic feet. N c. There are three tanks in the shipment. N d. The tank contains an oxidizing material. 479: Your tank vessel is loaded down to her marks, and you find that she has too much trim by the stern. To adjust the trim you may __________.
N a. add ballast forward N b. load more cargo forward Y c. shift bunkers forward N d. All of the above 491: A change of a documented vessel's name can only be made by the __________.
N a. American Bureau of Shipping N b. Commissioner of Customs N c. Treasury Department Y d. Coast Guard 497: Which type of fiber towing hawser is preferred for towing astern?
N a. Manila N b. Polypropylene Y c. Nylon N d. Dacron 547: Where is an intermediate spring or surge line placed in the towing hookup?
Y a. Connected between the main towing hawser and the towing bridle N b. Connected between the "H" towing bitts and the main towing hawser N c. End of line fastened directly to the drum of the towing winch N d. As both legs of the towing bridle 657: Which space(s) is(are) deducted from gross tonnage to derive net tonnage?
N a. Companions and booby hatches N b. Open structures Y c. Spaces for the exclusive use of the officers or crew N d. Water ballast spaces 717: It is the responsibility of the Master to ensure that __________.
N a. the muster list is posted in each compartment Y b. temporary personnel and visitors are advised of emergency stations N c. names of crew members are listed on the muster list N d. no changes are made to the muster list 771: What does a Visaed Alien Crew List which is made and submitted to the U.S. Consul for visa show?
N a. All aliens aboard N b. All crew members Y c. Nonresident aliens aboard N d. Registered aliens aboard 772: To reduce stress on the towing hawser when towing astern (ocean tow), the hawser should be __________.
N a. secured to the aftermost fitting on the towing vessel N b. just touching the water Y c. underwater N d. as short as possible 783: The owner or Master of a towing vessel shall ensure that each person that directs and controls the movement of the vessel can accomplish all of the following EXCEPT ___________ .
N a. evaluate the danger of each closing visual or radar contact N b. adjust speed with due regard for the weather and visibility Y c. reduce speed only where local speed limits are posted N d. enter all required test and inspection results in the vessel's log or other record carried on board 815: A U.S. or foreign flag vessel that does not comply with the Officers Competency Certificates Convention of 1936 may be detained by certain designated officials. These officials include all of the following EXCEPT a/an ___________ .
Y a. State Police officer N b. Coast Guard officer N c. Coast Guard petty officer N d. officer of the U.S. Customs Service 836: River currents tend to __________.
N a. pick up speed where the channel widens N b. run slower in the center of the channel N c. hug the inside of a bend Y d. cause the greatest depth of water to be along the outside of a bend 911: Which entry is NOT required in the Official Logbook?
N a. Steering gear tests N b. Position of the load line and freeboard upon sailing Y c. Commencement and termination of cargo operations N d. Closure of hatches and sideports upon sailing 1037: After an IOPP Certificate is issued to an inspected vessel, how many other surveys of the vessel's pollution prevention equipment are conducted during the period of validity of the certificate?
N a. None N b. One N c. Two Y d. Three 1105: You are rigging a stage over the ship's side to serve as a working platform. For stability of the stage, the downhaul to one end of the stage and the downhaul to the other end, which are used for lowering the stage, should be led __________.
N a. both to the inboard side of the stage N b. both to the outboard side of the stage Y c. one to the inboard and the other to the outboard N d. either both to the inboard or both to the outboard side of the stage 1133: To properly rig the downhaul to your stage for lowering, you must __________.
N a. take only figure eights around the horns Y b. take 2 or 3 round turns around the stage and then belay the downhaul around the horns N c. take 2 round turns around the stage and then dip the third turn to form a clove hitch N d. pass the downhaul through the bridle formed by the standing part and then take round turns 1147: You are on watch and the pilot has just anchored the vessel. The next thing that you should do after the anchor has been let go is to __________.
N a. stop the engines N b. escort the pilot to the accommodation ladder Y c. plot the vessel's position on the chart N d. make a round of the weather decks 1187: You are taking the bow line from the port bow of a large vessel that is underway when the stern of your tug comes in contact with the vessel. The forward motion of both vessels causes your tug to be turned toward the other vessel and contact the stem thereby being "stemmed". You should immediately __________.
N a. stop engines and the vessel's wake will push you clear of the bow Y b. go full astern with rudder amidships N c. go full ahead with the rudder hard over to starboard N d. go full ahead with the rudder amidships 1406: How many fathoms are in a shot of anchor cable?
N a. 6 Y b. 15 N c. 20 N d. 30 1484: A metal eye spliced into a wire is called a __________.
N a. cyclops N b. fish eye Y c. thimble N d. chip 1494: After splicing an eye in a piece of wire rope, the splice should be parceled and served to __________.
N a. strengthen the line N b. increase its efficiency Y c. prevent hand injury by covering loose ends N d. make the line more flexible 1594: What is the breaking strain of steel wire rope with a 5/8" diameter?
N a. 1.0 tons N b. 6.6 tons Y c. 9.6 tons N d. 15.6 tons 1722: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated PRIORITY will be delivered within __________.
N a. 3 hours to start of business the following day Y b. 1 to 6 hours N c. 30 minutes to 1 hour 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. 1801: A vessel proceeding to London, England, from New York makes an unscheduled call at the port of Hamilton, Bermuda. What term is used to denote the voluntary departure from the usual course?
N a. Alteration Y b. Deviation N c. Liberty N d. Unscheduled stop 1804: Instead of whipping an end of a line, a temporary means of preventing the line from unraveling is to tie a __________.
N a. becket bend N b. blackwall hitch Y c. figure-eight knot N d. square knot 1845: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message concerning an initial enemy contact. Which precedence would you assign this message?
N a. O (IMMEDIATE) N b. P (PRIORITY) Y c. Z (FLASH) N d. R (ROUTINE) 1848: You are docking a vessel. Wind and current are most favorable when they are __________.
N a. crossing your course in the same direction N b. crossing your course in opposite directions Y c. parallel to the pier from ahead N d. setting you on the pier 1872: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated FLASH will be delivered within __________.
N a. 3 hours to start of business the following day N b. 1 to 6 hours N c. 30 minutes to 1 hour Y d. less than 10 minutes 1897: 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. 43.19 numeral N b. 46.56 numeral N c. 49.92 numeral N d. 55.72 numeral 1915: A butt is indicated by which letter? (D033DG )
N a. J N b. F N c. E Y d. D 1925: Which material should NOT be used to secure cargo on deck for a voyage?
N a. Steel chain N b. Wire rope N c. Steel strapping Y d. Fiber rope 1949: Using a scope of 5, determine how many feet of cable you should put out to anchor in 5 fathoms of water.
N a. 100 feet Y b. 150 feet N c. 200 feet N d. 250 feet 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 1967: Using the graph shown, if the dry bulb temperature is 92°, and the wet bulb temperature is 85°, what is the relative humidity in a cargo hold? (D008DG )
Y a. 75% N b. 81% N c. 84% N d. 88% 2019: A man was sighted as he fell overboard. After completing a Williamson turn, the man is not sighted. What type of search should be conducted?
N a. Expanding circle Y b. Sector search N c. Parallel track pattern N d. Datum-drift search 2154: A vessel has a charter party for one voyage to carry a full load of manganese from Durban, South Africa, to Baltimore, Maryland, at a stipulated rate per ton. Which type of contract is involved?
N a. Bareboat charter party Y b. Voyage charter party N c. Demise charter party N d. Time charter party 2220: The load chart of a crane enables the operator to combine the load radius with boom length to determine the __________.
N a. maximum counter weight required N b. minimum horsepower required N c. hoist rope strength Y d. allowable load 2226: The knot lettered O is a __________. (DO30DG )
N a. timber hitch Y b. barrel hitch N c. carrick bend N d. blackwall hitch 2228: You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. The results are listed. Based on this data what is the transfer for a turn of 60°? (D035DG )
Y a. 140 yards (126 meters) N b. 180 yards (162 meters) N c. 225 yards (203 meters) N d. 270 yards (243 meters) 2231: What is the mechanical advantage of tackle number 2? (DO29DG )
N a. 0.5 N b. 1 Y c. 2 N d. 3 2239: You are using tackle number 3 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 )
Y a. 52 lbs. N b. 49 lbs. N c. 40 lbs. N d. 27 lbs. 2276: You have determined the maneuvering characteristics of your vessel by taking radar ranges and bearings of an isolated light while making a turn. The results are as shown. Based on this data what is the advance for a turn of 60°? (D035DG )
Y a. 665 yards N b. 710 yards N c. 745 yards N d. 780 yards 2400: The turning circle of a vessel is the path followed by the __________.
N a. bow N b. outermost part of the ship while making the circle Y c. center of gravity N d. tipping center 2560: 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)
N a. 101.02 numeral N b. 91.36 numeral N c. 72.43 numeral Y d. 52.79 numeral 2822: Which statement about stopping a vessel is TRUE?
N a. A lightly laden vessel requires as much stopping distance as a fully laden vessel when the current is from astern. N b. A vessel is dead in the water when the back wash from astern operation reaches the bow. N c. A tunnel bow thruster can be used in an emergency to reduce the stopping distance. Y d. When a vessel is dead in the water any speed displayed by Doppler log reflects the current. 2879: The vertical reference for all water levels and bench marks on the Great Lakes - St. Lawrence River System is known as __________.
N a. Mean Sea Level Datum Y b. International Great Lakes Datum N c. Great Lakes Low Water Datum N d. North Central Reference Datum 3012: Which statement about the ventilation of bulk coal is TRUE?
N a. Coal should not be ventilated; all oxygen should be excluded from the cargo. N b. Coal should be through-ventilated to remove methane and reduce the heat of spontaneous combustion. N c. Coal should be ventilated only if temperatures in the center of the cargo exceed 125°F. Y d. Coal should be surface ventilated only. 3200: A license issued by the U.S. Coast Guard for apprentice mate (steersman) of Uninspected Towing Vessels is valid for __________.
N a. 2 years and must be renewed N b. 3 years and must be renewed Y c. 5 years and must be renewed N d. None of the above 3612: Buckler plates are __________.
N a. triangular-shaped plates connecting the bull chain to the topping lift Y b. metal plates secured over the tops of the hawsepipes N c. faired shell plates with curvature in two directions N d. sheets of dunnage used to prevent heavy cargo from buckling the deck plates 3722: The next-to-last shot of an anchor cable is usually painted __________.
N a. white N b. international orange Y c. yellow N d. red 4092: To reconnect a broken tow line, it is better to use a polypropylene messenger line because it __________.
N a. has great strength N b. is very supple Y c. floats N d. absorbs shock by stretching 4108: Any vehicle to be loaded aboard a Ro-Ro vessel must __________.
N a. weigh less than 22 tons Y b. be provided with an effective braking system N c. have securing points with each aperture capable of accepting more than one lashing N d. All of the above 4129: Which lashing materials would be used in securing light vehicles aboard Ro-Ro vessels?
N a. Chain lever or turnbuckle Y b. Webbing N c. Chain N d. None of the above 4267: Which statement is TRUE concerning the tandem working arrangement of pedestal cranes when completing a quad lift?
Y a. The discharge is slow due to the size of the cargo and all the cranes working together. N b. The cargo discharge can be accomplished with controlled pendulation. N c. The cargo discharge can be performed in port or at anchor. N d. The cranes enable the handling of heavy cargos without shoreside assistance.