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.
6: Which statement about a tunnel bow thruster is TRUE?
Y a. It provides lateral control without affecting headway. N b. It is fully effective at speeds up to about six knots. N c. It can be used to slow the ship in addition to backing down. N d. It will allow you to hold a position when the current is from astern. 61: Deckhands onboard towing vessels shall be divided into 3 watches when on a trip exceeding __________.
Y a. 600 miles N b. 700 miles N c. 800 miles N d. 1000 miles 93: A lookout can leave his station __________.
Y a. only when properly relieved N b. at the end of the watch N c. 15 minutes before the end of the watch N d. at any time 127: In illustration D044DG, the mooring line labeled "C" is called a __________. (DO44DG )
Y a. breast line N b. shore line N c. spring line N d. stern line 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 170: Which is NOT required on a tankship carrying hazardous liquid cargoes in bulk?
N a. A copy of 46 CFR parts 35 and 150 Y b. Certificate of Adequacy for the hazardous cargoes carried N c. Certificate of Inspection issued under the Tank Vessel Regulations N d. Cargo piping plan showing loading rates for all applicable cargo lines 192: The mooring line labeled "H" is called a(n) __________. (DO44DG )
Y a. offshore bow line N b. onshore bow line N c. offshore spring line N d. forward breast line 194: A vessel spotted at 45° relative can be reported as __________.
N a. on the starboard beam Y b. broad on the starboard bow N c. 4 points forward of starboard bow N d. 4 points abaft the starboard beam 215: How does the effect known as "bank suction" act on a single-screw vessel proceeding along a narrow channel?
N a. It pulls the bow toward the bank. N b. It heels the vessel toward the bank. N c. It pushes the entire vessel away from the bank. Y d. It pulls the stern toward the bank. 330: You have completed a Dangerous Cargo Manifest for dangerous cargoes loaded on board. It should be kept in a conspicuous location __________.
N a. in the radio room N b. in the ship's office Y c. on or near the bridge N d. outside the Captain's stateroom 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 525: To lay out a towing hawser in a fore-and-aft direction so each bight is clear and can run out freely without snagging describes __________.
N a. flemishing Y b. faking N c. spooling N d. worming, parceling and serving 660: You receive word that a person has fallen overboard from the starboard side. You should FIRST __________.
N a. notify the Master Y b. put the wheel hard right N c. put the engines full astern N d. sound the man overboard alarm 714: Using a safety factor of 6, determine the safe working load of manila line with a breaking stress of 8 tons.
N a. 0.75 tons N b. 1.25 tons Y c. 1.33 tons N d. 8.00 tons 734: What is the computed breaking strength of a 4-inch manila line?
N a. 5,280 lbs. N b. 7,700 lbs. N c. 12,200 lbs. Y d. 14,400 lbs. 737: A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a __________.
N a. chafing bar Y b. Dutch tow bar N c. carling N d. None of the above 884: When towing astern, each towline must meet all of these requirements, EXCEPT ___________ .
Y a. being suitable for use as soon as it is removed from its normal stowage location N b. having wire clips for other than a temporary repair N c. having the end either spliced with a thimble or fitted with a poured socket N d. being free of knots 1062: An IOPP Certificate on an inspected vessel is valid for what period of time?
N a. 6 months N b. 12 months N c. 18 months Y d. 5 years 1087: The turning circle of a vessel is the path followed by the __________.
Y a. center of gravity N b. outermost part of the ship while making the circle N c. bow N d. tipping center 1105: You are rigging a stage over the ship's side to serve as a working platform. For stability of the stage, the downhaul to one end of the stage and the downhaul to the other end, which are used for lowering the stage, should be led __________.
N a. both to the inboard side of the stage N b. both to the outboard side of the stage Y c. one to the inboard and the other to the outboard N d. either both to the inboard or both to the outboard side of the stage 1133: To properly rig the downhaul to your stage for lowering, you must __________.
N a. take only figure eights around the horns Y b. take 2 or 3 round turns around the stage and then belay the downhaul around the horns N c. take 2 round turns around the stage and then dip the third turn to form a clove hitch N d. pass the downhaul through the bridle formed by the standing part and then take round turns 1171: If you intend to land tulip bulbs from Holland in a U.S. port, they must be inspected by the __________.
Y a. Animal and Plant Health Service Inspector N b. Captain of the Port personnel N c. Quarantine Officer N d. All of the above 1176: You have arrived at your anchorage location. You have put the engines astern prior to letting go the anchor. How will you know when the vessel has stopped over the ground?
N a. The ship's log reads zero N b. The backwash of the propeller reaches amidships Y c. An azimuth bearing on the beam remains steady N d. All of the above 1348: Preparation of muster lists and signing of same is the responsibility of the __________.
N a. Chief Officer of the vessel N b. owner of the vessel Y c. Master of the vessel N d. United States Coast Guard 1574: Wire rope is galvanized to __________.
Y a. protect it from corrosion due to contact with saltwater N b. make it bend more easily N c. increase its strength N d. increase its circumference 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 1632: In which casualty case is it UNNECESSARY to notify the local Coast Guard Marine Safety Office?
Y a. Your vessel strikes a pier and does $1,500 damage to the pier but none to the vessel. N b. A nylon mooring line parts while the vessel is tied up and kills a harbor worker who was on the pier. N c. A seaman is injured and in the hospital for four days. N d. Your vessel is backing from a dock and runs aground, but is pulled off by tugs in 30 minutes. 1634: A monkey fist is found on a __________.
Y a. heaving line N b. lead line N c. manrope N d. mooring line 1673: A sail hook is used for __________.
N a. hoisting a windsail N b. parceling Y c. sewing canvas N d. testing canvas 1743: A mooring line leading at nearly right angles to the keel is a __________.
N a. bow line Y b. breast line N c. spring line N d. stern line 1777: What is the volume in a cone with a base diameter of 23 feet and a height of 14 feet?
N a. 1,648.05 cubic ft. Y b. 1,938.89 cubic ft. N c. 2,908.33 cubic ft. N d. 7,755.55 cubic ft. 1823: Chafing gear __________.
N a. reduces and prevents corrosion of standing rigging N b. prevents corrosion of running rigging Y c. reduces and prevents wear caused by the rubbing of one object against another N d. protects the body against extreme cold 1835: Your vessel's operators send a message that your vessel has been consigned to Naval Control of Shipping. The message will refer you to __________.
Y a. Radio Aids to Navigation (PUB 117) N b. the Coast Pilot N c. the International Code of Signals (PUB 102) N d. the Light List 1980: What is the name of the mark indicated by the letter C? (DO03DG )
Y a. Fresh water line N b. Tropical water line N c. Summer water line N d. Winter North Atlantic water line 2169: What is the mechanical advantage of tackle number 8? (DO29DG )
Y a. 3 N b. 1.5 N c. 1 N d. 0.5 2169: What is the mechanical advantage of tackle number 8? (DO29DG )
Y a. 3 N b. 1.5 N c. 1 N d. 0.5 2195: You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. The results are as listed. Based on this data what is the transfer for a turn of 180°? (D035DG )
N a. 745 yards N b. 770 yards Y c. 840 yards N d. 890 yards 2215: Given a dry bulb temperature of 78°F and wet bulb temperature of 66.5°F, the dew point is __________.
N a. 47.0°F N b. 51.5°F Y c. 59.0°F N d. 70.0°F 2351: What is the area of a circle with a diameter of 12 feet after a sector of 86° has been removed?
N a. 108.57 square ft. Y b. 86.08 square ft. N c. 28.65 square ft. N d. 27.14 square ft. 2366: To "shore up" the main deck for the stowage of deck cargo means to __________.
N a. weld pad eyes on deck in proper position to secure the cargo Y b. strengthen the main deck by placing pillars underneath it in the tween-decks N c. distribute the weight of the cargo by placing fore-and-aft planks on the main deck N d. package the cargo in wooden crates so it will not damage the deck 2389: What is the area of a circle with a diameter of 17 feet after a sector of 111° has been removed?
N a. 36.94 square ft. Y b. 156.99 square ft. N c. 226.98 square ft. N d. 627.47 square ft. 2506: A tow of 9 barges is made up three abreast and three long. The towboat is faced up to the center string which is known as the __________.
N a. main string Y b. push string N c. power string N d. face string 2519: If a passenger vessel navigating the Great Lakes is required to carry 8 ring life buoys, how many of these buoys must have water lights attached?
N a. 8 Y b. 6 N c. 4 N d. 2 2552: When using a Mediterranean Moor, the vessel is moored with her __________.
N a. bow to the pier N b. anchors crossed N c. anchor chains forward, side to the pier Y d. stern to the pier 2716: A channel is stated as having a controlling depth of 38 feet. Which statement is TRUE?
N a. At least 80% of the channel is cleared to the charted depth. N b. At least 50% of the channel is cleared to the charted depth. Y c. 100% of the channel width is clear to 38 feet. N d. The sides of the channel conform to at least 50% of the controlling depth. 2890: A vessel cannot comply with all of the SOLAS requirements due to its construction. Where will this be indicated?
N a. Nowhere; the vessel must comply to engage in international trade. N b. On the reverse of the SOLAS certificate Y c. On the Exemption Certificate N d. On the Certificate of Inspection 3110: The number or name of a tank barge shall be __________.
N a. displayed in at least 4 different positions on the barge N b. carved on a wooden board and attached to the barge's hull N c. displayed as close to the navigation lights as possible Y d. displayed at the highest point of the barge's hull such that it can be seen from either side 3350: It is not advisable to use nylon for alongside towing because it __________.
Y a. stretches too much N b. is too expensive for everyday towing usage N c. binds on the cleats N d. parts too readily 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 3644: You are drifting in a locale where there is no current. As a rule, your vessel will lie __________.
N a. bow to the wind Y b. beam to the wind N c. stern to the wind N d. with the wind on the quarter 4010: You have completed a crude oil wash. What action should be taken with the oil in the lines running to the washing machines?
Y a. Open a COW nozzle forward and one aft and drain the line into the after tank by gravity N b. Blow the line out using compressed air N c. Pull a suction using the supply line pump N d. Close off all valves in the system and leave the oil in the line primed for the next crude oil wash 4020: You are on a tankship discharging oil. When all of the oil that the main cargo pumps can handle is pumped out of a tank, the remainder is __________.
N a. stripped out and pumped directly ashore into the mainline as the remaining cargo tanks are pumped out with the main pumps Y b. stripped to one tank and then pumped out with the main pumps N c. stripped out and pumped directly ashore after all the tanks have been emptied by the main pumps N d. gravitated to the centers from the wings and pumped out with the main pumps 4034: The signal man assisting the crane operator has his arm extended downwards, forefinger pointing down, and moves his hand in small horizontal circles. This is the signal to __________.
Y a. lower N b. swing N c. hoist N d. extend 4060: You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 550 yards and your vessel's LOA is 449 feet. If you anchor in 9 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 Y c. 4 shots N d. 3 shots 4133: What is used when securing light vehicles aboard Ro-Ro vessels?
N a. Chain lever or turnbuckle N b. Chain N c. Wire Y d. None of these 4154: What should you be concerned with when loading and securing vehicles aboard a Ro-Ro vessel?
N a. That all fuel is drained from the vehicles' tanks to prevent fire hazard Y b. The size, weight, and center of gravity of vehicle/cargo unit N c. The preferred stowage of vehicles is athwartships wherever possible N d. The vehicles' brakes should not be set to allow for adjusting the lashings 4156: Which element(s) should be taken into account in the preparation of the "Cargo Securing Manual"?
N a. Weight of the vehicles N b. Geographical area of the voyage N c. Dynamic forces under adverse weather conditions Y d. All of the above 4238: Most pedestal crane power is provided by __________.
Y a. Electro-hydraulic units N b. Steam units N c. Independent internal combustion power units N d. All of the above 4239: Which safety precaution(s) should be observed during crane operations?
N a. Checking for proper lifting from beneath the load during cargo operations Y b. Using the proper slings or other lifting devices during cargo operations N c. Relaying communications to port agents on the pier during cargo hoists N d. All of the above 4254: Which of the following statement(s) is/are TRUE regarding twin pedestal cranes?
N a. Each single boom is of the partial-level luffing type and is capable of limited rotation. N b. A slew drive system provides for rotation of each crane. N c. Maintenance logs and records are to be kept for each crane. Y d. All of the above