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.
25: The turning circle of a vessel making a turn over 360 degrees is the path followed by the __________.
Y a. center of gravity N b. bow N c. bridge N d. centerline 35: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated ROUTINE will be delivered within __________.
Y a. 3 hours to start of business the following day N b. 1 to 6 hours N c. 30 minutes to 1 hour N d. 10 minutes if possible 60: You are on a vessel designed to carry compressed gasses in bulk with a cargo of butadiene. Which statement is TRUE?
N a. The ullage must be padded with compressed air at a minimum pressure of 2 psig. Y b. Silver and copper are prohibited in the parts of valves and fittings in contact with the cargo. N c. The cargo tank may be sampled only when the tank is being filled. N d. The shipping document must specify the exact quantity of butadiene being carried. 216: As a ship moves through the water, it drags with it a body of water called the wake. The ratio of the wake speed to the ship's speed is called __________.
N a. propeller velocity N b. speed of advance N c. wake distribution Y d. wake fraction 321: Which is a TRUE statement concerning the examining of cargo equipment at the time of a vessels Inspection for Certification.
N a. Cargo booms must be weight tested at this time by the U.S. Coast Guard. N b. Cargo booms must be weight tested at this time by the American Bureau of Shipping. N c. Cargo booms must be weight tested at this time by the National Cargo Bureau. Y d. No test at this time is required. 345: What does the helm command "shift the rudder" mean?
N a. Put the rudder amidships and hold the heading steady as she goes. Y b. Put the rudder over to the opposite side, the same number of degrees it is now. N c. Shift the rudder control to the alternate steering method. N d. Stop the swing of the ship. 430: On a manned vessel carrying packaged hazardous cargo, the hazardous materials shall be inspected __________.
N a. every 24 hours unless equipped with a fire detecting system N b. prior to entry into a U.S. port N c. after stowage is complete Y d. All of the above 455: A vessel having continuous closely spaced transverse strength members is __________.
N a. longitudinally framed Y b. transversely framed N c. cellular framed N d. web framed 497: Which type of fiber towing hawser is preferred for towing astern?
N a. Manila N b. Polypropylene Y c. Nylon N d. Dacron 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 557: A report of casualty to a vessel must include __________.
N a. the estimated cost of damage N b. an evaluation of who was at fault N c. the amount of ballast on board Y d. the name of the owner or agent of the vessel 604: The term "lee side" refers to the __________.
N a. side of the vessel exposed to the wind Y b. side of the vessel sheltered from the wind N c. port side N d. starboard side 732: Which action should be taken FIRST if your tow is sinking in shallow water?
Y a. Pay out the towline until the sunken tow reaches bottom. N b. Sever the towline. N c. Immediately head for the nearest shoreline. N d. Contact the Coast Guard. 755: When underway with a tow, you are required to notify the Coast Guard in which casualty situation?
Y a. Accidental stranding or grounding N b. An injury requiring first aid treatment N c. Loss of bridge-to-bridge radio capability N d. Damage to property amounting to $12,500 798: How many cubic feet of space is required to stow 775 tons of a cargo with a stowage factor of 25? (estimated broken stowage is 15%)
N a. 12,916 Y b. 22,794 N c. 25,833 N d. 29,397 884: 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 912: You are aboard vessel "A" in a narrow channel and the pilot is approaching vessel "B" as shown. The reason he has not previously changed course to the starboard side of the channel is __________. (DIAGRAM 37 )
N a. to avoid vessel squat in the shallower water near the bank Y b. to avoid the effects of bank cushion and bank suction N c. because there is less chance of striking submerged objects in mid-channel N d. because the current has less eddies in mid-channel 934: Which method is used to detect rot in manila lines?
Y a. Opening the strands and examining the inner fibers N b. Measuring the reduction in circumference of the line N c. Observing for the appearance of mildew on the outer surface N d. Feeling the surface of the line for broken fibers 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 1057: The Certificate of Inspection of a damaged tank barge has expired. What certificate authorizes the barge to move to a repair facility for repair and inspection?
N a. Application for Inspection N b. Change of Employment Y c. Permit to Proceed N d. Temporary Certificate of Inspection 1108: In which casualty case is it UNNECESSARY to notify the local Coast Guard Marine Safety Office?
N a. A seaman is injured and in the hospital for four days. N b. Nylon mooring line parts while the vessel is tied up and kills a harbor worker who was on the pier. N c. Your vessel is backing from a dock and runs aground, but is pulled off by tugs in 30 minutes. Y d. Your vessel strikes a pier and does $1,500 damage to the pier but none to the vessel. 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 1194: What type of line melts easiest?
N a. Wire N b. Dacron N c. Nylon Y d. Polypropylene 1240: Bilge keels are fitted on ships to __________.
N a. assist in dry dock alignment N b. improve the vessel's stability N c. protect the vessel from slamming against piers Y d. reduce the rolling of the vessel 1268: The S.S. Ossel Hitch arrives in Capetown, South Africa, and the Master affects a note of protest with the U.S. Consul. Why would the Master affect this document?
N a. Crew misconduct N b. Inability of vessel to comply with voyage charter N c. Suspicion of cargo pilferage by crew Y d. Suspicion of heavy weather damage to vessel or cargo 1350: A deck beam does NOT __________.
N a. act as a beam to support vertical deck loads Y b. lessen the longitudinal stiffness of the vessel N c. act as a tie to keep the sides of the ship in place N d. act as a web to prevent plate wrinkling due to twisting action on the vessel 1462: Two mooring lines may be placed on the same bollard and either one cast off first if __________.
Y a. the eye of the second line is dipped N b. the mooring lines are doubled N c. the bollard has two horns N d. one of the lines is a breast line 1555: When carrying out a parallel track search pattern, the course of the search units should normally be which of the following?
Y a. In the same direction as the anticipated drift N b. In the opposite direction of the anticipated drift N c. Perpendicular to the line of anticipated drift N d. Downwind 1598: On a vessel with a single propeller, transverse force has the most effect on the vessel when the engine is put __________.
N a. full ahead Y b. full astern N c. half ahead N d. slow astern 1611: 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 __________.
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 1644: A rolling hitch can be used to __________.
N a. make a temporary eye N b. mouse a hook Y c. secure a line around a spar N d. shorten a line 1676: When preparing to hoist the anchor, you should FIRST __________.
Y a. engage the wildcat N b. put the brake in the off position N c. take off the chain stopper N d. take the riding pawl off the chain 1715: Which statement concerning a 298 GRT inspected tug engaged in towing from Seattle, WA, to Alaska is TRUE?
Y a. Each crew member must be issued a certificate of discharge at the time of discharge. N b. No able seamen are required. N c. Crew must be signed on before a Shipping Commissioner. N d. A licensed Master of Towing Vessels may serve as Master. 2054: What is the name of the mark indicated by the letter B in the diagram? (D003DG )
N a. Timber summer load line Y b. Tropical fresh water load line N c. Tropical load line N d. Summer load line 2117: When a vessel is involved in a casualty. The cost of property damage includes the __________.
Y a. cost of labor and material to restore the vessel to the service condition which existed before the casualty N b. loss of revenue while the vessel is being repaired, up to a maximum of $50,000 N c. damage claims awarded to individuals or companies involved in the casualty N d. All of the above 2144: "Hard right rudder" means __________.
N a. jam the rudder against the stops N b. put the rudder over quickly to 15 degrees right rudder N c. meet a swing to the right, then return to amidships Y d. put the rudder over to the right all the way 2154: A vessel has a charter party for one voyage to carry a full load of manganese from Durban, South Africa, to Baltimore, Maryland, at a stipulated rate per ton. Which type of contract is involved?
N a. Bareboat charter party Y b. Voyage charter party N c. Demise charter party N d. Time charter party 2221: You are using tackle number 5 to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 8. What is the mechanical advantage of this rig? (DO29DG )
N a. 20 Y b. 15 N c. 10 N d. 5 2286: Cargo that is highly susceptible to damage by tainting from odorous cargo is called __________.
N a. clean cargo Y b. delicate cargo N c. dry cargo N d. immune cargo 2311: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated FLASH will be delivered within __________.
Y a. 10 minutes if possible N b. 1 to 6 hours N c. 30 minutes to 1 hour N d. 3 hours to start of business the following day 2336: The maneuver which will return your vessel in the shortest time to a person who has fallen overboard is __________.
N a. engine(s) crash astern, no turn N b. two 180°Turns N c. a Williamson Turn Y d. a single turn with hard rudder 2617: The operator of an uninspected vessel MUST assist people affected by an accident if he or she can do so without __________.
N a. undue delay Y b. serious danger to his or her own vessel N c. creating a panic on either vessel N d. further damaging the other vessel 2704: The legs of a tow bridle are joined together with a __________.
N a. bridle plate N b. shackle Y c. fishplate N d. tri-link 2785: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message by rapid transmission which does not require a higher precedence. Which precedence would you assign this message?
N a. P (PRIORITY) Y b. R (ROUTINE) N c. O (IMMEDIATE) N d. Z (FLASH) 2844: Naval authorities would NOT give orders about which of the following, when the vessel is under control of the Naval Control of Shipping Organization?
N a. Visual communication at sea N b. Rescue operations N c. Diversions Y d. Schedules for loading cargo 2889: What is the minimum size required before a vessel can be documented?
Y a. 5 net tons N b. 100 gross tons N c. 26 feet length N d. 65 feet length 3017: Which situation requires you to furnish a notice of marine casualty to the Coast Guard?
N a. Storm damage to the cargo winch motors requires repairs costing $19,000. Y b. Your vessel is at anchor and grounds at low tide with no apparent damage. N c. You collide with a buoy and drag it off station with no apparent damage to the vessel or the buoy. N d. A seaman slips on ice on deck and sprains his ankle, requiring an ace bandage. 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." 3152: The danger of a towing vessel tripping is increased the closer the towline is secured to __________.
N a. the stern Y b. amidships N c. the bow N d. the quarter 3210: A licensed Master of Towing Vessels may NOT serve as the person in charge of which towing vessel?
N a. 99 GRT towing vessel operating on Chesapeake Bay N b. 199 GRT towing vessel operating in the Gulf of Alaska N c. 500 GRT towboat operating on the Western Rivers Y d. 349 GRT towing vessel operating between Florida and Puerto Rico 3728: The main reason a long towline is used during an ocean tow is that __________.
N a. a margin of safety is provided should the line part N b. the towline will wear more evenly Y c. there will be less stress on the towline N d. a slight increase in speed will be realized 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 4042: You are on a 120,000 DWT loaded bulk carrier. What is the maximum safe docking speed when coming alongside?
N a. 0.1 foot per second (0.06 knot) Y b. 0.2 foot per second (0.12 knot) N c. 0.5 foot per second (0.30 knot) N d. 0.75 foot per second (0.44 knot) 4147: Which tensioning device is used with wire rope lashing to secure vehicles aboard Ro-Ro vessels?
N a. Chain lever. Y b. Adjust-a-matic tensioner N c. Buckle tensioner N d. Ratchet tensioner 4157: Which of the following element(s) should be taken into account in the preparation of the "Cargo Securing Manual"?
N a. Duration of the voyage N b. Types of cargo units and vehicles to be carried N c. Weight of cargo units and vehicles Y d. All of the above 4183: Which of the following lashing gear used aboard Ro-Ro vessels should be maintained when not in use?
N a. Chain N b. Wire rope N c. Webbing Y d. All of the above 4208: What is the purpose of the equalizing beam aboard a crane vessel?
N a. It allows for rotation of the hook in the single mode. Y b. It is required to "twin-up" 30-ton pedestal cranes. N c. It is used to pick up light loads. N d. It is used to rigidly connect two cranes. 4210: Pedestal cranes have limit switches to restrict the movement of which function?
N a. Luff rate limits Y b. Slew travel limits N c. Swivel power limits N d. Slew rate limits 4210: Pedestal cranes have limit switches to restrict the movement of which function?
N a. Luff rate limits Y b. Slew travel limits N c. Swivel power limits N d. Slew rate limits 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