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.
84: The ceiling is __________.
N a. the overhead in berthing compartments Y b. a wooden protection placed over the tank top N c. material driven into seams or cracks to prevent leaking N d. None of the above are correct 90: You are on a multiple-product chemical tanker. The loading plan includes cargoes of diethylenetriamine and formamide. Which statement concerning the stowage of these cargoes is TRUE?
N a. They must be separated by a void space or empty tank. N b. The cargoes must have individual venting systems. N c. The valves in common piping systems must be chained closed and locked. Y d. The minimum segregation required is a single bulkhead. 100: Which statement is ALWAYS true?
Y a. Keep clear of any line that is under a strain. N b. A line will creak, make snapping sounds, and smoke before it parts. N c. Only synthetic lines will snap back after parting. N d. Stepping on the bight of a line is safer than stepping in the bight of a line. 134: Your ship is steaming at night on gyro-pilot when you notice that the vessel's course is slowly changing to the right. Which action should you take FIRST?
N a. Call the Master. Y b. Change to hand steering. N c. Notify the engine room of the steering malfunction. N d. Send the Quartermaster to the emergency steering station. 325: A deck fitting, used to secure line or wire rope, consisting of a single body with two protruding horns is called a __________.
N a. bitt N b. bollard N c. capstan Y d. cleat 329: Litmus paste is used in order to determine __________.
N a. innage Y b. thievage N c. ullage N d. the tank's datum point 404: A vessel's "quarter" is that section which is __________.
N a. abeam N b. dead astern N c. just aft of the bow Y d. on either side of the stern 415: A person is found operating a vessel while intoxicated. He/she is liable for __________.
N a. imprisonment for up to one year N b. a civil penalty of not more than $1,000 N c. a fine of not more than $2,000 Y d. a civil penalty of not more than $5,000 426: You are stopped with no way upon your vessel at the pilot station. Your vessel is a large twin-screw ship. You must come around 180° to board your Pilot. How should you use the engines and rudder to turn the ship fastest in the least amount of space?
N a. Full ahead on the engines and hard over rudder N b. Full ahead on one engine, full astern on the other Y c. Half ahead with hard over rudder, then full astern on inboard engine N d. Slow ahead with hard over rudder 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 475: In illustration D044DG, the mooring line labeled "F" is called a __________. (DO44DG )
N a. bow line Y b. breast line N c. forward spring line N d. None of the above 528: Determine the dew point when the dry bulb temperature is 74°F (23°C) and the wet bulb temperature is 60°F (16°C). (D008DG )
N a. 14°F N b. 20°F N c. 28°F Y d. 50°F 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 663: While towing astern, if your towing hawser becomes taut it results in __________.
N a. more catenary in the towing hawser Y b. less catenary in the towing hawser N c. more yaw N d. less yaw 680: You must medevac a critically injured seaman by helicopter hoist. Which statement is TRUE?
N a. The ship's relative wind should be from dead ahead at 10 to 30 knots. Y b. The deck crew at the hoist point should not wear baseball hats. N c. The helicopter's drop line should be secured to the ship not more than 15 feet from the hoist position. N d. When using a "horse collar", the bight of the loop should be around the chest of the injured seaman. 690: A rescue helicopter's hoist area should have a radius of at least __________.
N a. 6 feet of clear deck N b. 10 feet of clear deck N c. 25 feet of clear deck Y d. 50 feet of clear deck 690: A rescue helicopter's hoist area should have a radius of at least __________.
N a. 6 feet of clear deck N b. 10 feet of clear deck N c. 25 feet of clear deck Y d. 50 feet of clear deck 724: Using a safety factor of five, determine what is the safe working load for 3-1/2 inch manila line with a breaking stress of 4.9 tons.
N a. 0.82 ton Y b. 0.98 ton N c. 2.45 tons N d. 12.25 tons 745: When carrying a cargo of asphalt or molten sulfur, which are carried at temperatures of over 300°F, one of the biggest dangers is __________.
Y a. water in the tanks or pipelines N b. having the cargo too cool N c. explosion of vapors after discharge N d. inadequate ullage space 768: A cargo of canned foodstuff is packed in cartons. Each carton is 36 cubic feet and weighs 340 pounds. The stowage factor of the cargo is __________.
N a. 9.5 N b. 62 N c. 212 Y d. 237 836: 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 889: The owner or Master of a towing vessel must evaluate whether the entire towline, or a part of it, is no longer serviceable. The towline should be removed from service in all cases EXCEPT ___________ .
N a. when recommended by the manufacturer or an authorized classification society N b. in accordance with a replacement schedule Y c. when the vessel is underway N d. depending on the mileage or time that the towline has been in service 1003: You are on a containership. The cargo includes a container of small arms ammunition, a container of lead-acid storage batteries and a container of methyl acetylene bottles. Which statement is TRUE?
N a. The storage batteries must be stowed on deck away from the ammunition. N b. The storage batteries must be at least ten horizontal feet away from the methyl acetylene. N c. The ammunition must be separated from the methyl acetylene by at least one hold. Y d. No separation is required because freight containers are exempted. 1040: A well in the uppermost deck of a shelter deck vessel which has only a temporary means of closing for the purpose of gaining an exemption from tonnage measurement is called a(n) __________.
N a. exemption space N b. tonnage deck N c. cofferdam Y d. tonnage opening 1173: You are making a sharp turn in a channel and using a buoy four points on the bow to gauge your rate of turn. If you observe the buoy moving forward relative to you, what should you do?
N a. Increase the rate of turn Y b. Decrease the rate of turn N c. Maintain a constant rate of turn N d. Increase speed 1177: A "Mediterranean moor" should be used when __________.
N a. when anchoring in the Mediterranean Y b. when docking stern to a berth N c. when docking bow to a berth N d. when anchoring in a strong current 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 1226: You are docking a vessel starboard side to with the assistance of two tugs. You are attempting to hold the vessel off by operating both tugs at right angles to the vessel and at full power. You must ensure that __________.
N a. steerageway is not taken off N b. the bow doesn't close the dock first N c. the bow closes the dock first Y d. the ship has no headway at the time 1360: What are reef points used for?
Y a. Reduce the area of a sail N b. Keep the sail taut in light airs N c. Reduce the draft if the boat runs aground N d. Increase the strength of the mast 1474: To find the distance the strands should be unlaid for an eye splice, multiply the diameter of the wire in inches by __________.
N a. 12 N b. 24 Y c. 36 N d. 48 1630: The fore and aft run of deck plating which strengthens the connection between the beams and the frames and keeps the beams square to the shell is called the __________.
N a. garboard strake N b. limber strake N c. sheer strake Y d. stringer strake 1638: On a twin-screw, twin-rudder vessel, the most effective way to turn in your own water, with no way on, is to put __________.
Y a. one engine ahead and one engine astern, with full rudder N b. one engine ahead and one engine astern, with rudders amidships N c. both engines ahead, with full rudder N d. both engines astern, with full rudder 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 1798: You are on a single-screw vessel with a left-handed propeller making no way in the water. How will your vessel react when you apply right rudder?
N a. Bow will kick to starboard N b. Bow will kick to port Y c. Rudder alone has no effect on the vessel N d. Stern will kick to port, then slowly swing to starboard 1879: What is the mechanical advantage of a threefold purchase when rove to disadvantage and neglecting friction?
N a. 3 N b. 4 N c. 5 Y d. 6 1893: A block and tackle is "rove to advantage". This means that the __________.
N a. blocks have been overhauled N b. hauling parts of two tackles are attached Y c. hauling part leads through the movable block N d. hauling part leads through the standing block 1940: Nonflammable gases should have what kind of label?
N a. Skull and crossbones N b. White Y c. Green N d. Red 2038: With a large ocean tow in heavy weather, you should NOT __________.
N a. keep the stern of the tug well down in the water Y b. adjust the towline so the tug is on the crest when the tow is in the trough N c. keep the low point of the catenary in the water N d. use a long towing hawser 2038: With a large ocean tow in heavy weather, you should NOT __________.
N a. keep the stern of the tug well down in the water Y b. adjust the towline so the tug is on the crest when the tow is in the trough N c. keep the low point of the catenary in the water N d. use a long towing hawser 2098: Snow has obliterated surface features and the sky is covered with uniform, altostratus clouds. There are no shadows and the horizon has disappeared. What is this condition called?
N a. Ice blink Y b. Whiteout N c. Water sky N d. Aurora reflection 2159: What is the mechanical advantage of tackle number 9? (DO29DG )
N a. 1 N b. 2 N c. 3 Y d. 4 2259: 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 90°? (D035DG )
N a. 490 yards N b. 350 yards Y c. 800 yards N d. 885 yards 2365: A six-strand composite rope made up of alternate fiber and wire strands around a fiber core is called __________.
Y a. spring lay N b. lang lay N c. cable lay N d. alternate lay 2392: Determine the weight of a rectangular piece of 12.75 lbs. steel measuring 5 feet by 8 feet.
Y a. 510.00 lbs. N b. 255.00 lbs. N c. 198.89 lbs. N d. 165.75 lbs. 2500: Which part of an anchor actually digs into the bottom?
N a. Stock Y b. Fluke N c. Shank N d. Crown 2509: What is the purpose of cant frames in steel vessels?
N a. To support the overhang of the stern Y b. To provide strength to shell plating at the stern N c. To add strength to the deck beams which support the weather decks N d. To support the plating of a cylindrical tank 2558: A sling is a device used in __________.
Y a. hoisting cargo aboard a vessel N b. hoisting personnel aboard a vessel N c. securing a small boat to a large vessel N d. hoisting the anchor 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 2592: The internal volume of a cargo hold measured from the inside faces of the cargo battens, the lower side of the deck beams, and the top of the tank top ceiling is known as the __________.
N a. gross tonnage N b. deadweight space Y c. bale cubic N d. stowage area 2603: Which situation requires you to furnish a notice of marine casualty to the Coast Guard?
Y a. Your vessel is at anchor and grounds at low tide with no apparent damage. N b. You collide with a buoy and drag it off station with no apparent damage to the vessel or the buoy. N c. A seaman slips on ice on deck and sprains his ankle, requiring an ace bandage. N d. Storm damage to the cargo winch motors requires repairs costing $19,000. 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 2648: The smallest size of flaw that can be detected on a radiograph examination of a weld will be indicated by the __________.
N a. film speed Y b. penetrometer N c. exposure reading N d. time of exposure 2692: Your vessel is on a voyage from Ogdensburg, NY, to Chicago, IL, via the Great Lakes. The date is October 3 of the current year. If your vessel is subject to the load line requirements, to which of her marks should she be loaded? (D031DG )
N a. Fresh water - Winter N b. Salt water - Intermediate Y c. Fresh water - Intermediate N d. Salt water - Winter 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 2805: "Hard right rudder" means __________.
N a. jam the rudder against the stops Y b. put the rudder over to the right all the way N c. meet a swing to the right, then return to amidships N d. put the rudder over quickly to 15 degrees right rudder 2886: How should you signal the crane operator to lower?
N a. With forearm vertical and forefinger pointing up, move hand in small horizontal circles. Y b. With arm extended downwards and forefinger pointing down, move hand in small horizontal circles. N c. Extend arm and point finger in the direction to move the boom. N d. Extend arm with thumb pointing downward, and flex fingers in and out. 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. 3091: Towlines should be inspected for chafing where the towline __________.
N a. passes over the stern of the towing vessel N b. passes through chocks N c. is attached to the disabled vessel Y d. All of the above 3140: If the Certificate of Inspection of a damaged tank barge has expired, which certificate may be issued to allow its movement to a repair facility?
N a. Change of employment Y b. Permit to proceed N c. Application for inspection N d. Temporary Certificate of Inspection 4257: Which of the following statement(s) is/are TRUE regarding twin pedestal cranes?
N a. A slew drive system provides for rotation of each crane. N b. An independent slew drive system rotates the turntable. N c. Each crane is supplied with luff, hoist, and slew functions for crane load handling. Y d. All of the above