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.
35: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated ROUTINE will be delivered within __________.
Y a. 3 hours to start of business the following day N b. 1 to 6 hours N c. 30 minutes to 1 hour N d. 10 minutes if possible 66: Most of your vessel's superstructure is forward. How will the vessel lie when drifting with no way on?
N a. With the wind from ahead N b. With the wind off the port beam N c. With the wind off the starboard beam Y d. With the wind from abaft the beam 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 124: Bilge soundings indicate __________.
N a. the amount of condensation in the hold N b. whether the cargo is leaking or not N c. whether the vessel is taking on water Y d. All of the above 191: An alien crewmember with a D-1 permit leaves the vessel in a U.S. port and fails to return. The first report you make should be to the __________.
N a. Customs Service Y b. Immigration Service N c. local police N d. OCMI 228: Securing cargo by running timbers from an upper support down to the cargo, either vertically or at an angle, is called __________.
N a. braces N b. dunnage N c. shores Y d. toms 240: The best way to lift many small articles aboard your vessel is with a __________.
Y a. pallet N b. barrel hook N c. spreader N d. snotter 261: A seaman about to be discharged has a Continuous Discharge Book. Which statement is TRUE?
N a. A Certificate of Discharge Form should be attached to the book. N b. An entry should be made in the book and a Certificate of Discharge Form issued to the seaman. N c. If a vessel was on coastwise articles, the record of discharge will be made in the Official Logbook. Y d. The record of entry in the book must be submitted to the Coast Guard. 311: The Shipping Articles shall be signed by each seaman and the __________.
Y a. Master of the vessel N b. Shipping Commissioner N c. U.S. Coast Guard N d. U.S. Customs Service 406: A twin-screw vessel with a single rudder is making headway. The engines are full speed ahead. There is no wind or current. Which statement is FALSE?
N a. If one screw is stopped, the ship will turn toward the side of the stopped screw. N b. The principal force which turns the ship is set up by the wake against the forward side of the rudder. Y c. Turning response by use of the rudder only is greater than on a single-screw vessel. N d. With the rudder amidships, the ship will steer a fairly steady course. 469: With an increase in temperature the volume of flammable and combustible liquids __________.
Y a. expands N b. contracts N c. remains constant N d. remains constant if pressure remains constant 478: The moisture equilibrium chart can be used to determine the __________.
N a. absolute moisture content of the air surrounding a hygroscopic cargo when moisture equilibrium exists Y b. dew point temperature that the air surrounding a hygroscopic commodity will have when in moisture equilibrium with that commodity N c. enthalpy of the air surrounding a hydroscopic cargo which is in moisture equilibrium with the cargo N d. temperature at which moisture equilibrium will occur in a cargo hold containing a hygroscopic cargo 517: What is the purpose of the intermediate spring?
N a. Serves as a backup for the main tow hawser in case of failure. Y b. Provides weight and flexibility to the total tow makeup. N c. Lengthens the main tow hawser to keep the tow in step. N d. Distributes the towing load. 538: Using the graph shown, if the dry bulb temperature is 80°F (27°C) and the wet bulb temperature is 70°F (21°C), what is the relative humidity in a cargo hold? (D008DG )
N a. 45% N b. 52% Y c. 58% N d. 65% 621: Which document shows details of a tank vessel, cargoes it may carry, manning and safety equipment required?
N a. Safety Construction Certificate N b. Cargo Gear Certificate Y c. Certificate of Inspection N d. Declaration of Inspection 656: A deep draft VLCC (100,000 DWT+) navigating in a narrow channel or canal __________.
Y a. draws more water than when underway in deep water N b. draws less water with an increase in speed N c. requires less power for a given speed N d. steers better under full power 686: The effect known as "bank cushion" acts in which of the following ways on a single-screw vessel proceeding along a narrow channel?
Y a. It forces the bow away from the bank. N b. It forces the stern away from the bank. N c. It forces the entire vessel away from the bank. N d. It heels the vessel toward the bank. 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 733: Before leaving port on an ocean tow, a tug captain should assure himself of all the following EXCEPT __________.
N a. the towing hawser can be released quickly in an emergency N b. the correct navigation lights are rigged and operable on the tug and tow Y c. an insurance underwriter has prepared a pre-sailing survey N d. a pick-up wire has been rigged on the tow in case of a breakaway. 785: With rudders amidships and negligible wind, a twin-screw vessel moving ahead on the port screw and backing on the starboard screw will __________.
N a. move in a straight line Y b. pivot to starboard N c. pivot to port N d. walk sideways to starboard 791: The oil record book is required to be carried aboard __________.
N a. tankers N b. passenger vessels N c. cargo vessels Y d. All of the above 808: You are loading a cargo of cases into a hold which has a bale cubic of 44,000. The cargo consists of cases measuring 4 ft by 2 ft by 1.5 ft. Estimated broken stowage is 15%. What is the maximum number of cases which can be stowed in the hold?
N a. 3096 Y b. 3116 N c. 3136 N d. 3156 868: You are going to load bales of wool having a stowage factor of 100 in #3 lower hold which has a bale cubic of 72,000. How many tons of the wool can be stowed in the compartment, assuming 10% broken stowage?
N a. 493 N b. 577 N c. 602 Y d. 648 977: An ocean tow is sinking in deep water. Attempts to sever the towing hawser are unsuccessful. Which action should now be taken?
N a. Abandon the towing vessel. N b. Radio for emergency assistance. Y c. Slip the towline and allow it to run off the drum. N d. Secure all watertight openings on the towing vessel. 1044: Using a safety factor of 6, determine the safe working load of a line with a breaking strain of 30,000 pounds.
N a. 4,000 lbs. Y b. 5,000 lbs. N c. 20,000 lbs. N d. 100,000 lbs. 1149: You are on anchor watch. As an aid to preventing thievery on the vessel you should __________.
N a. show running lights, anchor lights and deck lights N b. only show the required anchor lights and keep the rest of the vessel darkened N c. maintain water on deck with firehoses led out and all-purpose nozzles attached Y d. show anchor lights, deck lights and cargo lights hung over the vessel's side 1264: Which type of line is best able to withstand sudden shock loads?
N a. Polypropylene Y b. Nylon N c. Dacron N d. Manila 1269: What is meant by the term "topping the boom"?
N a. Lowering the boom Y b. Raising the boom N c. Spotting the boom over the deck N d. Swinging the boom athwartships 1299: Which part of a conventional cargo gear rig provides for vertical control and positioning of a boom?
N a. Cargo whip N b. Gooseneck fitting N c. Spider band Y d. Topping lift 1396: Lifting the anchor from the bottom is called __________.
N a. broaching the anchor N b. shifting the anchor N c. walking the anchor Y d. weighing the anchor 1443: The Safety of Life at Sea Convention was developed by the __________.
N a. U.S. Coast Guard N b. American Bureau of Shipping Y c. International Maritime Organization N d. American Institute of Maritime Shipping 1556: When anchoring, good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use __________.
N a. the same ratio N b. more chain for each fathom of depth Y c. less chain for each fathom of depth N d. two anchors with the same ratio of chain 1683: "Herringbone" is a term associated with __________.
N a. anchoring N b. mooring Y c. sewing N d. splicing 1706: Your vessel is anchored in an open roadstead with three shots of chain out on the port anchor. The wind freshens considerably and the anchor begins to drag. Which action should you take FIRST?
N a. Drop the starboard anchor short with about one shot of chain. N b. Sheer out to starboard using the rudder, then drop the starboard anchor with about four shots of chain. N c. Put the engines slow ahead to help the anchor. Y d. Veer out more chain on the port anchor. 1728: You are trying to rescue survivors from a wrecked vessel on fire. You should approach __________.
N a. to leeward of the wrecked vessel N b. at a speed of at most one-half that of the wrecked vessel N c. at a speed of at least that of the wrecked vessel Y d. to windward of the wrecked vessel 1751: The load line certificate is issued by __________.
Y a. the American Bureau of Shipping N b. the National Cargo Bureau N c. the United States Coast Guard N d. United States Customs 1765: The annual survey for endorsement of a Load Line Certificate must be held within __________.
N a. the three month period immediately following the certificate's anniversary date N b. the three month period immediately preceding the certificate's anniversary date Y c. three months either way of the certificate's anniversary date N d. the three month period centered on the certificate's anniversary date 1784: The "rolling hitch" could be used to __________.
N a. join two lines of different sizes N b. join two lines of equal sizes N c. add strength to a weak spot in a line Y d. act as a stopper to transfer a line under strain 1880: You are using tackle number 11 in illustration DO29DG to lift a weight of 300 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. 75 lbs. N b. 90 lbs. N c. 110 lbs. N d. 117 lbs. 1966: The turning circle of a vessel making a turn of over 360 degrees is the path followed by the __________.
N a. bow N b. bridge Y c. center of gravity N d. centerline 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 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. 2284: In determining the scope of anchor line to pay out when anchoring a small boat, one must consider the __________.
N a. charted depth of water only Y b. depth of water, including tidal differences N c. type of line being used for the anchor rope N d. type of anchor being used 2388: What is the area of a circle with a diameter of 4 feet after a sector of 120° has been removed?
N a. 2.67 square ft. N b. 4.19 square ft. Y c. 8.38 square ft. N d. 10.67 square ft. 2510: Mooring lines should be turned end-for-end occasionally. This is because __________.
N a. a line is weakened by constantly pulling on it in one direction Y b. normal wear on the line is thus distributed to different areas N c. it prevents the line from kinking or unlaying N d. it prevents permanent misalignment of the line's internal strands 2564: The major components which determine the length of catenary in a deployed anchor cable are water depth, cable tension, and __________.
N a. environmental forces N b. bottom conditions Y c. cable weight N d. water density 2580: You want to double the strength of a mooring line by using two lines. To accomplish this, the second line must __________.
N a. be 1 1/2 times the diameter of the first N b. be married to the first N c. not cross the first Y d. be of the same length 2644: The boat is stowed on the davit rather than on a cradle with which type of davit?
Y a. Crescent N b. Sheath-screw boom N c. Quadrantal N d. Radial 3550: When can a look-out leave his duty station?
N a. 15 minutes before the end of the watch N b. At the end of the watch Y c. When properly relieved N d. At any time 3589: A vessel has been surveyed in a foreign port and found unseaworthy as a result of neglect. A seaman on this vessel is entitled to discharge and __________.
N a. transportation to the port of engagement N b. one month's pay only N c. one month's pay or transportation to the nearest U.S. port, whichever is the least amount Y d. one month's pay or transportation to the nearest U.S. port, whichever is the greater amount 3728: The main reason a long towline is used during an ocean tow is that __________.
N a. a margin of safety is provided should the line part N b. the towline will wear more evenly Y c. there will be less stress on the towline N d. a slight increase in speed will be realized 4026: One of the greatest hazards of pushing ahead is parting which item shown? (D024DG )
N a. A N b. B N c. F Y d. I 4043: When backing down with sternway, the pivot point of a vessel is __________.
N a. aft of the propellers Y b. about one-quarter of the vessel's length from the stern N c. about one-third of the vessel's length from the bow N d. at the bow 4044: You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 500 yards and your vessel's LOA is 484 feet. If you anchor in 8 fathoms at the center of the circle, what is the maximum number of shots of chain you can use and still remain in the circle?
N a. 6 shots N b. 5 shots N c. 4 shots Y d. 3 shots 4048: You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 600 yards and your vessel's LOA is 525 feet. If you anchor in 10 fathoms at the center of the circle, what is the maximum number of shots of chain you can use and still remain in the circle?
Y a. 4 shots N b. 5 shots N c. 6 shots N d. 7 shots 4174: What should be done immediately after putting down the stern ramp on a Ro-Ro vessel, prior to loading or discharging cargo?
N a. Turn on the red cargo light. N b. Turn on pumproom ventilation. N c. Call out the deck department for all hands. Y d. Raise/open the stern door. 4181: Which lashing gear used aboard Ro-Ro vessels should be painted or soaked in oil when not in use?
N a. Wire rope. Y b. Chain N c. Webbing N d. All of the above 4183: Which of the following lashing gear used aboard Ro-Ro vessels should be maintained when not in use?
N a. Chain N b. Wire rope N c. Webbing Y d. All of the above 4263: Which statement(s) is/are TRUE concerning crane cargo operations?
N a. Lifting points on all equipment must be safely checked prior to commencing a lift. N b. Cargo loaded into vehicles and/or containers prior to lifting needs to be properly secured so as to prevent shifting during transport. N c. Never exceed crane manufacturer’s limits concerning the safe working loads of cargo jibs. Y d. All the above 4382: What does item "C" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
N a. Equalizing beam N b. Hoist fall spreader Y c. Rider block N d. Block/hook assembly