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.
63: Which space(s) is(are) deducted from gross tonnage to derive net tonnage?
N a. Boatswain's stores N b. Chart room N c. Spaces for the exclusive use of the officers or crew Y d. All of the above 75: Frames to which the tank top and bottom shell are fastened are called __________.
Y a. floors N b. intercostals N c. stringers N d. tank top supports 132: What is a characteristic of all centrifugal cargo pumps?
N a. They are self-priming. Y b. Decreasing the speed of rotation will decrease the discharge pressure. N c. Opening the discharge valve wider will increase the discharge pressure. N d. All of the above 146: When turning a ship in restricted space with a strong wind, it is normally best to __________.
N a. go ahead on both engines with the rudder hard to one side, if on a twin-screw vessel N b. back down with the rudder hard to one side, if on a single-screw vessel N c. take advantage of the tendency to back to port, if on a twin-screw vessel Y d. turn so that the tendency to back into the wind can be used, if on a single-screw vessel 267: Which statement is NOT true concerning the stowage of class 1 explosives?
N a. Class 1.1 explosives may be stowed with class 9 dangerous substances N b. Class 1.4 explosives must be "separated from" a stow of class 5.1 oxidizing materials. Y c. Class 1.4 explosives may not be stowed in the same hold with class 6.1 poisons. N d. Class 1.4 explosives must be "separated from" a stow of class 8 corrosive materials. 275: You have taken another vessel in tow. You can tell that the towing speed is too fast when the __________.
N a. vessels are not in step N b. tow line feels like it is "jumping" when touched Y c. catenary comes clear of the water N d. towed vessel goes "in irons" 299: Cargo transfer operations on a tank vessel need NOT be stopped when __________.
Y a. a tug comes alongside while the tanker is loading grade D and E cargoes N b. a large, fresh oil spill is discovered immediately adjacent to the side of the tanker N c. there is an electrical storm in the vicinity N d. there is a fire on the dock or on a nearby vessel 306: You are aboard a single-screw vessel with a right-handed propeller. The vessel is dead in the water and the rudder is amidships. If you reverse your engine you would expect your vessel to __________.
Y a. kick its stern to port N b. kick its stern to starboard N c. move astern without swinging N d. swing its stern to starboard, then to port 395: The vertical motion of a floating vessel in which the entire hull is lifted by the force of the sea is known as __________.
N a. surge N b. sway Y c. heave N d. pitch 470: A fiber towing hawser should be stowed __________.
Y a. in an enclosed rope locker with adequate air circulation N b. by spooling it on the winch N c. by coiling it on deck N d. by hanging it in the engineroom 507: You are signing on your crew. Which is NOT authorized?
Y a. A man presenting his Chief Mate's license to sign on as able seaman N b. An engineer presenting an MMD endorsed "QMED - any rating" to sign on as an Electrician N c. A man presenting an MMD endorsed as "Able Seaman" to sign on as Bosun N d. A man presenting an MMD endorsed "Steward's Department (F.H.)" to sign on as Chief Cook 509: Which factor must be considered when determining the order of loading of dissimilar products through the same piping system aboard a tanker?
Y a. Contamination of the cargo N b. Flash points N c. Reid vapor pressures N d. Specific gravities 516: You are going ahead on twin engines with rudder amidships. Your starboard engine stalls. To continue on course, you should __________.
Y a. apply left rudder N b. apply right rudder N c. increase engine speed N d. keep your rudder amidships 518: Which factor is MOST important in preventing sweat damage within a cargo hold?
Y a. Dew point of the cargo hold N b. Dew point of the outside atmosphere N c. Outside air temperature N d. Temperature of the cargo 847: When towing astern what equipment should be stowed ready for use near the towline?
N a. First aid kit Y b. Axe or cutting torch N c. Fire extinguisher N d. Chafing gear 870: The terms "ceiling" and "margin plate" are associated with the __________.
N a. crew's quarters N b. engine room N c. main deck Y d. tank top 870: The terms "ceiling" and "margin plate" are associated with the __________.
N a. crew's quarters N b. engine room N c. main deck Y d. tank top 948: Twenty-five hundred (2500) tons of iron ore with a stowage factor of 17 is stowed in a cargo hold. The dimensions of the hold are 55 feet long and 45 feet wide and 35 feet high. What is the height of the center of gravity of the ore above the bottom of the hold?
N a. 7.8 feet Y b. 8.6 feet N c. 17.1 feet N d. 34.6 feet 1245: While on watch at sea you must maintain a proper lookout at all times. On a 700-foot cargo vessel being hand-steered during daylight hours in good visibility and clear of any navigational hazards, the lookout may be __________.
N a. the helmsman Y b. the mate on watch N c. Either A or B N d. Neither A nor B 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 1411: The time allowed for loading and discharging cargo in a charter party is referred to as __________.
N a. charter hire N b. demurrage N c. dispatch Y d. lay days 1563: Which statement about two lines spliced together is TRUE?
N a. Splicing is used to increase the circumference of each line. Y b. Splicing two lines together is stronger than knotting two lines together. N c. Splicing is used to increase the overall strength of the line. N d. Splicing is used to prevent rotting of the lines bitter end. 1582: Which is an example of failure to exercise due diligence?
Y a. Overloading N b. Sailing short of union manning requirements N c. Sailing with less than 30% reserve fuel oil supply N d. Sailing short of being full and down 1708: For the purpose of regulating tank vessels, flammable liquids are liquids which will __________.
Y a. give off flammable vapors at or below 80°F (27°C) N b. have a Reid vapor pressure of 18 pounds or more N c. give off flammable vapors only above 80°F (27°C) N d. sustain combustion at a temperature at or below 100°F (38°C) 1758: As operator of a 199 GT towing vessel sailing foreign, it shall be your duty to enter in the Official Logbook or other permanent record __________.
N a. all information contained on the barge's Certificate of Inspection N b. the condition of all towing gear to be used N c. all navigational aids to be used Y d. the barges load line and draft readings 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 1792: What is the name of the mark indicated by the letter F? (D003DG )
N a. Fresh water load line N b. Summer load line Y c. Winter load line N d. Tropical load line 1806: If the situation arose where it became necessary to tow a disabled vessel, which statement is TRUE concerning the towing line?
N a. The towing line between the two vessels should be clear of the water. N b. The towing line should be taut at all times between the vessels. Y c. There should be a catenary so the line dips into the water. N d. None of the above 1833: The standing part of a tackle is __________.
N a. all the fall except the hauling part N b. the hook that engages the weight to be moved N c. that part to which power is applied Y d. that part of the falls made fast to one of the blocks 2075: The knot lettered E is a __________. (DO30DG )
N a. stopper hitch N b. blackwall hitch Y c. timber and half hitch N d. bowline on a bight 2130: In a racetrack turn, to recover a man overboard, the vessel is steadied for the SECOND time after a turn of how many degrees from the original heading?
N a. 60° N b. 135° N c. 180° Y d. 360° 2158: You are proceeding under NCS (Naval Control of Shipping) when you wish to send a message concerning your ships diversion. Which precedence would you assign this message?
N a. O (IMMEDIATE) N b. R (ROUTINE) Y c. P (PRIORITY) N d. Z (FLASH) 2213: You are using tackle number 6 to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 8. Disregarding friction, what is the mechanical advantage of this rig? (DO29DG )
N a. 11 N b. 16 Y c. 18 N d. 24 2231: What is the mechanical advantage of tackle number 2? (DO29DG )
N a. 0.5 N b. 1 Y c. 2 N d. 3 2236: Another name for the garboard strake is the __________.
Y a. A strake N b. Z strake N c. side keel plate N d. stringer plate 2251: The letter I indicates the keel. Which of the following plates is NOT part of the keel? (D033DG )
N a. Center vertical keel N b. Rider plate Y c. Longitudinal girder N d. Flat plate keel 2256: 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 transfer for a turn of 180°? (D034DG )
N a. 875 yards Y b. 910 yards N c. 975 yards N d. 1015 yards 2283: What is the area of a circle with a radius of 2 feet after a sector of 86° has been removed?
N a. 2.39 sq. ft N b. 3.02 sq. ft Y c. 9.55 sq. ft N d. 12.57 sq. ft 2343: When securing a hook to the end of a wire rope you should use __________.
N a. a bowline knot N b. a long splice N c. an overhand knot with a wire rope clip Y d. wire rope clips with a thimble eye 2489: A post on a dock or wharf used to secure mooring lines or hawsers is called a __________.
N a. bitt Y b. bollard N c. cleat N d. capstan 2499: Single hull vessels operating exclusively on the Great Lakes must be dry docked at intervals not to exceed __________.
N a. 12 months N b. 24 months N c. 48 months Y d. 60 months 2504: A seaman may have all or part of his wages deposited by allotment to a bank or savings institution. Which of the following is NOT a requirement for this type of allotment?
Y a. The account must be either a checking or savings account. N b. The institution must be insured by the FSLIC or FDIC. N c. The account must be opened by the seaman and maintained in the seaman's name. N d. All of the above are requirements. 2596: A person who sees someone fall overboard should __________.
N a. immediately jump into the water to assist the individual Y b. call for help and keep the individual in sight N c. run to the radio room to send an emergency message N d. go to the bridge for the distress flares 2735: Periodic surveys to renew the load line assignment must be made at intervals NOT exceeding __________.
N a. 18 months N b. two years N c. three years Y d. five years 2752: Which is a correct reply to a Pilot's request, "How's your head"?
Y a. "Passing 040°" N b. "Steady" N c. "Checked" N d. "Eased to 15° rudder" 2900: Which statement about Naval Control of Shipping in wartime is TRUE?
Y a. It is mandatory in wartime. N b. It is mandatory in hazardous areas and voluntary in other areas. N c. It is mandatory only for vessels sailing in convoy. N d. It is mandatory for vessels bound foreign and voluntary for vessels in the coastwise trade. 2988: You are mooring to a buoy. You should approach the buoy with the current from __________.
Y a. ahead N b. broad on the bow N c. abeam N d. astern 3073: You are on a large merchant vessel entering a U.S. port. There is a Pilot on board and he has the conn. Which statement is TRUE?
N a. The Pilot becomes solely responsible for the safe navigation of the vessel only if the Master relinquishes the conn. N b. The Pilot is solely responsible for the safe maneuvering of the ship only if he is required to be on board by law. Y c. The Master is responsible for the safe navigation of the ship and the Pilot is employed for his local knowledge. N d. The Pilot is solely responsible for the internal working of the ship. 3300: You are heading into the sea during rough weather. Having too much weight forward can cause your small boat to __________.
N a. broach Y b. plunge into the wave N c. rise rapidly over the wave N d. list 3328: The vertical motion of a floating vessel is known as __________.
N a. surge N b. sway Y c. heave N d. yaw 3392: What term indicates the midships portion of a vessel that has a constant cross section?
N a. Half length N b. Amidships Y c. Middle body N d. Molded length 4029: Which statement is TRUE concerning toluene?
N a. Its Reid Vapor Pressure is 9.4. N b. The boiling point is 174°F. Y c. It is an aromatic hydrocarbon. N d. It is classified as a grade A flammable liquid. 4036: When a cargo boom or crane is rated at varying capacities, there will be a table at the controls which relates safe working load to __________.
N a. winch speed N b. boom strength Y c. load radius N d. cable strength 4050: You are on a 120,000 DWT loaded bulk carrier. When anchoring without the aid of tugs, your maximum speed should not exceed how many feet per second?
Y a. 0.5 (0.3 knot) N b. 1.0 (0.6 knot) N c. 1.3 (0.8 knot) N d. 1.75 (1.0 knot) 4115: Entries should be made in a Ro-Ro vessel’s cargo-securing device record book for __________.
N a. procedures for accepting cargo securing devices N b. procedures for maintaining and repairing cargo-securing devices N c. record of cargo securing device inspections Y d. All of the above 4121: The lashings used on Ro-Ro vessels should be capable of withstanding the forces of __________.
N a. rolling N b. pitching N c. heaving 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 4155: Which factor(s) should be considered when loading vehicles or trailers aboard Ro-Ro vessels?
N a. Layout of decks N b. Vertical clearances N c. Tie-down and lashing Y d. All of the above 4229: Which of the following is/are the optional component(s) of a twin crane set as shown? (D047DG )
N a. Boom assembly N b. Hook block assembly Y c. Rider block tagline system N d. All of the above 4244: What is meant by the term "luffing the boom" of a crane?
N a. Stopping the boom Y b. Topping or lowering the boom N c. Moving the boom left or right N d. All of the above