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.
15: Floors aboard ship are __________.
Y a. frames to which the tank top and bottom shell are fastened on a double bottomed ship N b. transverse members of the ships frame which support the decks N c. longitudinal beams in the extreme bottom of a ship from which the ship's ribs start N d. longitudinal angle bars fastened to a surface for strength 109: What is meant by "thieving" a petroleum cargo?
N a. Adjusting the cargo figures to coincide with the draft Y b. Determining the amount of water (if any) in each cargo tank N c. Reducing the gross cargo calculations to net amounts N d. Siphoning off a few barrels of petroleum for shipboard use 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. 273: You will load class 1.2 commercial explosives and need to construct a portable magazine. The magazine MUST __________.
N a. be made of metal Y b. be elevated with skids 10cm (3.9 inches) above the deck N c. have a hinged cover N d. be fastened with nails or screws 319: Static electricity may be built up by the __________.
N a. flow of petroleum through pipes N b. spraying or splashing of petroleum N c. settling of solids or water in petroleum Y d. All of the above 355: Generally, you can best keep a vessel under steering control when the vessel has __________.
Y a. headway N b. sternway N c. no way on, with engines stopped N d. no way on, with engines full ahead 374: Holes in the bulwark, which allow deck water to drain into the sea, are __________.
N a. doggers N b. fidleys Y c. freeing ports N d. swash ports 413: A person is found operating a vessel while under the influence of alcohol. He/she is liable for __________.
N a. imprisonment for up to three years Y b. a civil penalty of not more than $5,000 N c. a fine of not more than $3,000 N d. a fine of not more than $10,000 418: 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. 458: Sweat damage will occur in a cargo hold containing cased machinery when the __________.
N a. air temperature of the hold is higher than the temperature of the outside air Y b. dew point of the hold is higher than the temperature of the ship's skin N c. dew point of the outside air is lower than the temperature of the cargo N d. outside air temperature is colder than the temperature of the cargo 583: Which factor(s) must you consider when making up a towing bridle?
N a. The horsepower of the tug N b. The desired amount of swing in the tow hook up N c. The weight of the tow Y d. All of the above 613: A lookout can leave his station __________.
N a. at the end of the watch Y b. only when properly relieved N c. at any time N d. 15 minutes before the end of the watch 685: Which type of ballast is most commonly used in barges and ships?
Y a. Water N b. Oil N c. Concrete and barite N d. Sand, rock and gravel 700: A tug is approaching a broken down steamer in moderately heavy weather preparing to take it in tow. In most cases the __________.
N a. steamer will drift stern downwind N b. tug will drift faster than the steamer N c. tug should approach stern to Y d. tug should approach from downwind 858: The lower hold of your vessel has a bale capacity of 60,000 cubic feet. How many tons of cotton in bales having a stowage factor of 85 can be stowed in the lower hold, assuming a broken stowage factor of 20%?
N a. 141 Y b. 565 N c. 706 N d. 847 861: Every entry required to be made in the Official Logbook shall be signed by the __________.
N a. Mate on watch Y b. Master and Chief Mate or other member of the crew N c. Master only N d. Purser, one of the Mates, and some other member of the crew 869: To ensure proper seating when closing a valve on a tank, the valve should be __________.
N a. set up as tight as possible by hand N b. set up tight using a valve wrench Y c. closed, opened a half turn, and then closed N d. closed against the stop and the locking pin inserted 956: When a vessel is swinging from side to side off course due to quartering seas, the vessel is __________.
N a. broaching N b. pitchpoling N c. rolling Y d. yawing 998: When steering on autopilot which of the following input conditions may NOT have an effect on the control of the steering gear?
Y a. Non-followup N b. Rudder adjustment N c. Weather adjustment N d. All the above may be activated 1099: To allow for the rise or fall in tide and for change in draft of a tankship during cargo transfer, cargo hoses must be suspended with __________.
N a. slings or saddles placed at 25-foot (8 meter) intervals Y b. enough slack in their bight N c. topping lifts and runners tied off to winches N d. All of the above 1185: As shown, the mooring line labeled "C" is called a __________. (DO44DG )
N a. stern line N b. spring line Y c. breast line N d. shore line 1186: Which term describes a rope in which three right-handed strands are laid up left-handed?
N a. Soft-laid N b. Hard-laid N c. Shroud laid Y d. Hawser-laid 1214: Which statement is TRUE about nylon line?
N a. Manila line will usually last longer than nylon line. N b. Nylon line is excellent for use in alongside towing. N c. A normal safe working load will stretch nylon line 50%. Y d. Nylon stoppers should be used with nylon line. 1282: When evacuating a seaman by helicopter lift, the vessel should be __________.
N a. stopped with the wind dead ahead N b. stopped with the wind on the beam Y c. underway with the wind 30° on the bow N d. underway on a course to provide no apparent wind 1416: What is meant by veering the anchor chain?
N a. Bringing the anchor to short stay N b. Heaving in all the chain N c. Locking the windlass to prevent more chain from running out Y d. Paying out more chain 1525: The term "shift the rudder" means __________.
N a. use right or left rudder Y b. change from right (left) to left (right) rudder an equal amount N c. check, but do not stop the vessel from swinging N d. put the rudder amidships 1525: The term "shift the rudder" means __________.
N a. use right or left rudder Y b. change from right (left) to left (right) rudder an equal amount N c. check, but do not stop the vessel from swinging N d. put the rudder amidships 1532: To determine the number of portable fire extinguishers required on an inspected vessel, you should check the __________.
N a. hot work permit Y b. Certificate of Inspection N c. Safety of Life at Sea Certificate N d. Muster List ("Station Bill") 1558: When making up a tow connection, you should use __________.
N a. safety hooks N b. plain eye hooks N c. round pin shackles Y d. screw pin shackles 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. 1568: A tackle is "two blocked" when the blocks are __________.
N a. equally sharing the load Y b. jammed together N c. as far apart as possible N d. rove to the highest mechanical advantage 1607: Using a scope of 6, how much cable would have to be used in order to anchor in 24 feet of water?
N a. 4 feet N b. 18 feet N c. 30 feet Y d. 144 feet 1609: For vessels fitted with cargo gear, an initial test of the units under a proof load shall be conducted. Subsequent tests and exams of the same nature shall be carried out at what time interval?
N a. 1 year N b. 3 years N c. 4 years Y d. 5 years 1617: Using the graph in illustration D008DG, if the dry bulb temperature is 84°, and the wet bulb temperature is 81°, what is the relative humidity in a cargo hold? (D008DG )
N a. 71% N b. 79% N c. 81% Y d. 87% 1623: A short splice in a line __________.
N a. decreases the size of the line N b. should be used if the line is going through a block N c. should only be used in wire rope Y d. doubles the size of the line 1660: The strake on each side of the keel is called a __________.
N a. sheer strake N b. gatewood strake N c. insulation strake Y d. garboard strake 1736: Before letting the anchor go, you should check that the __________.
N a. chain is clear N b. anchor is clear of obstructions N c. wildcat is disengaged Y d. All of the above 1753: To reeve a right-angle threefold purchase start with the __________.
N a. left sheave bottom block N b. left sheave top block Y c. middle sheave top block N d. right sheave bottom block 1753: To reeve a right-angle threefold purchase start with the __________.
N a. left sheave bottom block N b. left sheave top block Y c. middle sheave top block N d. right sheave bottom block 1943: In order to pay out or slack a mooring line which is under strain, you should __________.
N a. sluice the line Y b. surge the line N c. stopper the line N d. slip the line 2022: In determining the scope of cable to be used when anchoring, what would NOT be considered?
N a. Depth of the water N b. Character of the holding ground Y c. maintenance cost for the chain N d. Type of anchor cable 2046: The structural member indicated by the letter I is the __________. (D033DG )
N a. garboard strake N b. center pillar Y c. keel N d. girder 2088: You have been towing astern and have just let go the tow. Your deckhands are pulling in and faking the towline by hand on the stern. The most dangerous action to take is to __________.
N a. continue ahead at slow speed N b. continue ahead at half speed N c. stop your engines Y d. back down on your engines 2243: You are using tackle number 4, as shown, to lift a weight. The hauling part of this tackle is bent to the weight hook of tackle number 11. What is the mechanical advantage of this rig? (DO29DG )
N a. 4 N b. 6 N c. 10 Y d. 24 2391: Determine the weight of a rectangular piece of 40.8 lbs. steel measuring 3 feet by 5 feet.
N a. 326.4 lbs N b. 453.6 lbs Y c. 612.0 lbs N d. 1224.0 lbs 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 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 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 2978: An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "E" (Echo) to signify that "________________".
Y a. I am altering my course to starboard N 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 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 3346: When connecting the tow bridle to a tug, the end of the bridle is passed with a __________.
N a. heaving line N b. shot line N c. high line Y d. messenger line 3390: When towing, a tow hook is used to __________.
Y a. provide quick release of the hawser N b. pull a tow alongside N c. attach a hawser to a tow which has no bitts or pad eyes N d. join two hawsers for lengthening a tow 3464: The ultimate or maximum strength of a wire rope is referred to as the __________.
N a. operating strength N b. working load Y c. breaking strength N d. lifting load 3484: You are on watch and see a man fall overboard. Which man- overboard turn should NOT be used in this situation?
Y a. Scharnow N b. Single turn N c. Racetrack N d. Williamson 3631: The number of certificated able seamen and lifeboatmen required on board is listed in the __________.
Y a. Certificate of Inspection N b. American Bureau of Shipping code N c. Muster List ("Station Bill") N d. Safety of Life at Sea Convention 3691: On the cargo manifest, the gross weight of a box containing cargo is the weight of the __________.
N a. cargo N b. box Y c. cargo and box N d. rate weight 3719: Besides saving distance along the track line, another advantage of the Scharnow Turn over the Williamson Turn in a man overboard situation is because __________.
Y a. it is faster N b. it can be used in both the immediate action and the delayed action situations N c. in fog, if the turn is started as soon as the man goes over, the vessel will be at the point where he went over when the turn is completed N d. it returns the vessel to the original track line on a reciprocal course 3820: When making a Scharnow turn, the __________.
N a. rudder must be put over towards the side the man went over N b. initial turn direction is away from the side the man went over Y c. rudder is put hard over and the initial turn is maintained until about 240° from the original course N d. man overboard must be not more than 300 feet astern when starting the turn 4119: The securing of passenger cars on a Ro-Ro vessel requires __________.
N a. simple and lightweight equipment N b. low labor intensive equipment N c. specially designed equipment to avoid vehicle damage Y d. All of the above 4222: 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