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.
50: A vessel is entering port and has a Pilot conning the vessel. The Master is unsure that the Pilot is taking sufficient action to prevent a collision. What should the Master do?
N a. Nothing; the Pilot is required by law and is solely responsible for the safety of the vessel. N b. State his concerns to the Pilot but do not interfere with the handling of the vessel. Y c. Recommend an alternative action and if not followed relieve the Pilot. N d. Direct the Pilot to stop the vessel and anchor if necessary until the situation clears. 111: You are the licensed Master of a towing vessels operating between New York and Tampa, Florida. If you carry four (4) deckhands onboard, how many must be able seamen?
N a. 1 N b. 2 Y c. 3 N d. 4 184: You are standing look-out duty at night. A dim light on the horizon will be seen quickest by looking __________.
N a. at an area just a little below the horizon N b. at the horizon, where the sky and water appear to meet Y c. a little above the horizon N d. well below the horizon 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 282: The owner, agent, Master or person-in-charge of a "T-Boat" involved in a marine casualty causing injury that requires professional medical treatment must __________.
N a. immediately notify the nearest USCG MSO, MIO, or Group Office N b. keep all voyage records and make them available to Coast Guard investigators N c. file a written report (CG2692) of the casualty within five days Y d. All of the above 305: What is considered a Serious Marine Incident?
N a. an allision that results in $500 damage to a boat dock Y b. an injury to a crewmember, passenger, or other person which requires professional medical treatment beyond first aid N c. grounding of a vessel on a sandbar that does not result in injuries and/or any damage to the vessel N d. None of the above 312: If you are bunkering and you close off one tank in the line of tanks being filled, the rate of flow to other open tanks on the same line will __________.
Y a. increase N b. decrease N c. stop N d. remain constant 339: Oil product samples should be taken from the __________.
N a. dock riser N b. ship's cargo tanks N c. shore tank discharge Y d. All of the above 418: On a vessel proceeding from a very cold to a warm climate with a cargo of a nonhygroscopic nature in the holds, which is TRUE?
N a. Danger of heavy ship sweat exists; constant and vigorous ventilation is required. Y b. There is danger of heavy cargo sweat if outside air is introduced by ventilation. N c. There is little danger of ship's sweat, slight possibility of cargo sweat; moderate ventilation is needed. N d. The possibility of any sweat problem, either cargo or ship, is remote. 457: You are the operator of an uninspected diesel towing vessel of 190 GT operating on a regular run from New York to the Gulf of Mexico. Which statement is TRUE?
N a. Deck watches may be 6 and 6. N b. Able seamen are not required in the deck crew. Y c. All crew members must have Merchant Mariner's Documents. N d. A licensed Chief Engineer is required. 463: A tow span __________.
N a. prevents the towing hawser from snagging any equipment or gear on deck N b. may be equipped with a greased, free sliding spool to fairlead the towing hawser N c. allows the crew access to the fantail and to move safely on deck aft of the towing bitts or winch Y d. All of the above 527: What equipment is NOT used to protect a towing hawser?
N a. Hawser boards and chafing gear Y b. Halyards and snaphooks N c. Seizing wire, rope yarn and marline N d. Norman pins and tow spans 572: A vessel is entering port "A" for the first time and has a Pilot conning the vessel. The Master is unsure that the Pilot is taking sufficient action to prevent a collision. What should the Master do?
N a. Nothing; The Pilot is required by law and is solely responsible for the safety of the vessel. N b. State his concerns to the Pilot but do not interfere with the handling of the vessel. N c. Direct the Pilot to stop the vessel and anchor if necessary until the situation clears. Y d. Recommend an alternative action and if not followed relieve the Pilot. 603: To reduce the amount of catenary you may __________.
Y a. shorten the hawser or increase the tug's speed N b. lengthen the hawser or reduce the tug's speed N c. place your tug in irons N d. make a sharp turn 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 634: The "iron mike" is a(n) __________.
N a. pilot N b. speaker N c. standby wheel Y d. automatic pilot 649: Before a tank is to be crude oil washed, the oxygen content in the tank must be measured at a position __________.
N a. immediately above the level of the oil N b. at the top of the tank N c. in the vent riser Y d. one meter from the deck 735: A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a __________.
N a. main brace Y b. tow span N c. jockey bar N d. None of the above 744: When using natural-fiber rope, you should NEVER __________.
N a. dry the line before stowing it N b. reverse turns on winches periodically to keep out kinks Y c. try to lubricate the line N d. use chafing gear 821: The Master must maintain the Oil Record Book on board for at least __________.
N a. 1 month N b. 12 months N c. 24 months Y d. 36 months 827: The pitch of a propeller is a measure of the __________.
N a. angle that the propeller makes with a free stream of water N b. angle that the propeller makes with the surface of the water Y c. number of feet per revolution the propeller is designed to advance in still water without slip N d. positive pressure resulting from the difference of the forces on both sides of the moving propeller in still water without slip 828: Your vessel's available bale cubic capacity is 625,000 and her available cargo capacity is 10,000 deadweight tons. Disregarding broken stowage, how many tons of pyrite (stowage factor - 13) and how many tons of cork (s.f. - 150) must be loaded to be full and down?
Y a. 6387 tons pyrite, 3613 tons cork N b. 6721 tons pyrite, 3279 tons cork N c. 7500 tons pyrite, 2500 tons cork N d. 9133 tons pyrite, 867 tons cork 873: At the required fire drill, all persons must report to their stations and demonstrate their ability to perform the duties assigned to them __________.
N a. by the Coast Guard regulations Y b. in the Muster List ("Station Bill") N c. by the person conducting the drill N d. at the previous safety meeting 945: After having been pulled aloft in a bosun's chair on a mast, you must now make yourself fast in the chair prior to painting the mast. You should first __________.
N a. have the sailor on deck make the hauling part fast to a cleat on the mast N b. make the tail of the line leading from the becket bend fast to a padeye on the mast Y c. seize the hauling part and the standing part firmly in one hand to support your weight N d. frap yourself to the mast to take the strain off the hauling part 957: Your vessel has completed an inspection for certification and is issued a Temporary Certificate of Inspection. The Temporary Certificate __________.
Y a. has the full force of the regular Certificate of Inspection N b. expires six months after it is issued N c. must be exchanged for a regular Certificate of Inspection within 3 months N d. is retained in the custody of the Master 1101: A vessel puts into the port of Kobe, Japan, to discharge cargo. The vessel contracts a local shipyard to have the hull chipped and scaled. If the vessel provides the primer and paint, which statement is TRUE?
N a. You need NOT declare the cost of labor, since no duty is involved. N b. You need NOT declare the cost of labor, since this is considered ship's personnel work. Y c. You MUST declare the cost of labor and pay duty. N d. You MUST declare the cost of labor, but no duty is charged since labor is involved. 1123: 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 __________.
N a. the Light List N b. the Coast Pilot N c. the International Code of Signals (PUB 102) Y d. Radio Aids to Navigation (PUB 117) 1125: The pivoting point of a vessel going ahead is __________.
Y a. about one-third of the vessel's length from the bow N b. about two-thirds of the vessel's length from the bow N c. at the hawsepipe N d. near the stern 1192: A person has fallen overboard and is being picked up with a lifeboat. If the person appears in danger of drowning, the lifeboat should make __________.
N a. an approach from leeward N b. an approach from windward Y c. the most direct approach N d. an approach across the wind 1340: The usual depth of a beam bracket is __________.
Y a. 2 1/2 times the depth of the beam N b. 5 times the depth of the beam N c. 10 times the depth of the beam N d. same depth as the beam 1344: When working with wire rope, which must be considered?
N a. Metal sheaves should be lined with wood or leather. Y b. It needs better care than hemp or manila. N c. It should be lubricated annually. N d. The diameter of a sheave over which a rope is worked should be ten times that of the rope. 1344: When working with wire rope, which must be considered?
N a. Metal sheaves should be lined with wood or leather. Y b. It needs better care than hemp or manila. N c. It should be lubricated annually. N d. The diameter of a sheave over which a rope is worked should be ten times that of the rope. 1491: While underway, part of your cargo is damaged by fire. In marine insurance terms this partial loss is called __________.
N a. absolute total loss N b. constructive total loss N c. general average Y d. particular average 1661: Which document is NOT required by law to be posted aboard a vessel?
N a. Certificate of Inspection Y b. Official Crew List N c. Officer's licenses N d. Muster list 1729: The greatest strain, when lifting a load with the jumbo purchase, is on __________.
N a. all of the parts, dividing the load equally Y b. the hauling part because it must absorb the frictional losses of all the sheaves N c. the parts in the movable block N d. the standing part because it is directly connected to the weight 1746: Which would you NOT use to report the amount of anchor chain out? "Three shots __________."
N a. at the water's edge N b. on deck Y c. on the bottom N d. well in the water 1794: A "figure eight" knot is used to __________.
N a. be a stopper N b. shorten a line N c. join lines of equal size Y d. keep a line from passing through a sheave 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) 1917: How many tons of salt water can be loaded into a flat-ended cylindrical tank with a diameter of 5 feet and a length of 14 feet?
N a. 31.42 N b. 15.71 Y c. 7.85 N d. 6.25 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 1991: Using the graph shown, if the dry bulb temperature is 91°, and the wet bulb temperature is 87°, what is the relative humidity in a cargo hold? (D008DG )
N a. 79% Y b. 85% N c. 91% N d. 98% 2073: You are preparing to lubricate standing rigging on your vessel. When rigging a bosun's chair on a stay with a shackle, __________.
N a. connect the shackle to the bosun's chair with a hook Y b. never allow the shackle pin to ride on the stay N c. run the gantline through the shackle and then make fast to the bosun's chair N d. tie the bitter end of the gantline to the shackle before shackling it to the bosun's chair 2128: Several merchant ships are arriving at the scene of a distress incident. One of the them must assume the duties of the Coordinator Surface Search (CSS). Which of the following statements is TRUE?
N a. CSS duties are always assumed by passenger vessels, dry cargo vessels, or tankers in that order of precedence. Y b. The CSS must be established by mutual agreement between the ships concerned. N c. A tank vessel should never be assigned CSS duties unless only tank vessels are present. N d. The first vessel to arrive at the distress incident is designated as the CSS. 2182: What is the name of tackle number 4? (DO29DG )
N a. Double whip N b. Luff tackle Y c. Two-fold purchase N d. 2-2 tackle 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 2244: If you are loading fruit in reefer spaces and you notice that the fruit is beginning to mold, you should __________.
N a. carry the cargo at a cooler temperature than originally planned Y b. write up exceptions on the cargo N c. refuse to carry the cargo N d. discharge CO2 into the compartment after loading 2268: The helm command "shift your rudder" means __________.
N a. check the swing of the vessel N b. double your rudder angle or go to full rudder N c. bring your rudder amidships Y d. change from right rudder to left rudder, or vice versa, an equal number of degrees 2567: When relieving the helm, the new helmsman should know the __________.
N a. variation N b. gyro error Y c. course per magnetic steering compass N d. maximum rudder angle previously used 2570: When a line is laid down in loose, looping figure-eights, it is said to be __________.
Y a. faked N b. flemished N c. coiled N d. chined 2632: The horizontal flat surfaces where the upper stock joins the rudder are the __________.
N a. rudder keys Y b. rudder palms N c. lifting flanges N d. shoes of the rudder 2659: The shearing stresses on a ship's structure are usually greatest at __________.
N a. the bow N b. the stern N c. midships Y d. the ship's quarter-length points 2906: You are planning to anchor in an area where several anchors have been lost due to fouling. As a precaution, you should __________.
N a. anchor using both anchors N b. anchor with scope of 8 or more to 1 N c. use a stern anchor Y d. fit a crown strap and work wire to the anchor 2919: Which statement about general average is TRUE?
N a. Damage to a ship must have been incurred while the ship and/or its machinery was being used for its intended purpose. Y b. Property must have been sacrificed or an expenditure of money incurred. N c. The loss or damage to deck cargo due to heavy weather constitutes general average. N d. Of the ship, the freight, and the cargo interests, only one need be involved. 3064: What is the meaning of a flag hoist consisting of the code letters "WM" (Whiskey Mike) when displayed by an icebreaker?
N a. "I am going ahead; follow me." N b. "You should stop your vessel instantly." Y c. "Icebreaker support is now commencing." N d. "Icebreaker support is finished." 3109: When hip towing, a line led from the bow of the towing vessel aft to the vessel being towed would be a __________.
N a. backing line Y b. towing line N c. stern line N d. breast line 3486: When a two-leg sling is used to lift a load, a sling 40 feet long is better than one of 30 feet because the __________.
Y a. tension in the sling legs is less N b. load can be lifted higher N c. sling will be easier to attach N d. sling will be easier to remove 3501: What must be accurately determined to assess the potential for progressive flooding after a vessel has been damaged?
Y a. The integrity of the water tight boundaries N b. The capacity of the water sprinkler systems N c. The operation of the machinery space bilge level alarms N d. All of the above 3504: Metal plates that cover the top of the hawsepipe are called __________.
N a. footings N b. plugs Y c. buckler plates N d. stop waters 3692: What provides little or no indication that a vessel is dragging anchor?
N a. Increasing radar range to a fixed object ahead Y b. Drift lead with the line leading perpendicular to the centerline N c. Vibrations felt by placing a hand on the anchor cable N d. Changing bearings to distant fixed objects abeam 4088: With a given load on the cargo hook, the thrust on a cargo boom __________.
Y a. increases as the angle to the horizontal increases N b. increases as the angle to the horizontal decreases N c. is greatest at an angle of 45° and decreases as the boom is raised or lowered N d. is least at an angle of 45° and increases as the boom is raised or lowered