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.
22: A wildcat is a __________.
Y a. deeply-grooved drum on the windlass with sprockets which engage the links of the anchor chain N b. winch that is running out of control due to a failure of the overspeed trips N c. line that has jumped off the gypsyhead while under strain N d. nylon line that parts under strain and whips back in a hazardous manner 80: You are on a cargo vessel carrying portable tanks of dangerous cargoes in bulk. Which statement is TRUE?
N a. If the tanks are pumped out while remaining on board, each hose connection must have a minimum of three bolts. N b. If the tanks are off loaded, no more than two tanks may be lifted together in a hoist. N c. When transferring sulfuric acid, you must display a red flag by day whether at anchor or moored. Y d. All electrical equipment within 10 feet horizontally must be explosion proof or intrinsically safe. 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 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 87: A set of interior steps on a ship leading up to a deck from below is know as __________.
Y a. a companion way N b. 'tween-decks N c. stairs N d. Any of the above are acceptable 147: In illustration D044DG, the mooring line labeled "B" is called a(n) __________. (DO44DG )
Y a. inshore stern line N b. offshore stern line N c. after spring line N d. after breast line 480: What is NOT a requirement for the preparation of used, gasoline-propelled cars if they are to be carried as ordinary cargo and not as hazardous cargo?
N a. The engine must be run until it dies from lack of fuel. Y b. The fuel tank must be inerted with CO2. N c. The ignition key may not be in the ignition. N d. The vehicle must be inspected for fuel leaks. 503: Which statement is FALSE?
N a. Nylon can stretch approximately 40% and still recover. N b. Only nylon stoppers should be used on nylon hawsers. Y c. Nylon is most practical for use on hip towing. N d. With proper care nylon hawsers will greatly outlast manila and other natural fibers. 515: When compared to a fiber towing hawser, what is NOT an advantage of a wire towing hawser?
N a. Wire is easy to handle when properly spooled on the drum of a towing winch. Y b. Wire has more spring and shock resistance than fiber. N c. Wire can be used to tow heavier loads because of its smaller diameter and more manageable size. N d. Wire is subject to less deterioration if properly maintained. 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 553: A bridle for an ocean tow consists of __________.
Y a. two chains of equal length N b. a single nylon pendant rove through a heavy ring free to move on the pendant N c. two long legs of wire rope shackled to a fishplate N d. a single length of heavy chain with both ends secured on deck to welded pad eyes 564: The anchors on the bow are known as __________.
Y a. bower anchors N b. kedge anchors N c. spare anchors N d. stream anchors 566: The BEST way to steer a twin-screw vessel if you lose your rudder is by using __________.
N a. one engine and a steering oar N b. both engines at the same speed N c. one engine at a time Y d. one engine running at reduced speed and controlling the vessel with the other 723: What safety precautions must you take when maneuvering on a towing hook?
N a. The engines must be operated on the slow bell. Y b. Clear the afterdeck and fantail of personnel. N c. Lash the hook closed so it does not open accidentally. N d. The towing winch engine must be running. 859: To insure proper seating when closing a valve on a tank, the valve should be __________.
N a. closed against the stop and the locking pin inserted Y b. closed, opened a half turn, and then closed again N c. set up as tight as possible by hand N d. set up tight using a valve wrench 879: Centrifugal pumps have what advantage(s) over reciprocating pumps?
N a. They are less expensive. N b. They are smaller for equivalent pumping ability. N c. They pump more cargo in less time. Y d. All of the above 886: Two vessels are abreast of each other and passing port to port in a confined waterway. What should you expect as your bow approaches the screws of the other vessel?
N a. Your speed will significantly increase. N b. Your draft will significantly decrease. Y c. Your bow will sheer towards the other vessel. N d. Your bow will sheer away from the other vessel. 995: The maneuver which will return your vessel in the shortest time to a person who has fallen overboard is __________.
Y a. a single turn with hard rudder N b. engine(s) crash astern, no turn N c. a Williamson Turn N d. two 180° turns 1007: When using the term "limber system" one is referring to a __________.
N a. cleaning system Y b. drainage system N c. strengthening system N d. weight reduction system 1007: When using the term "limber system" one is referring to a __________.
N a. cleaning system Y b. drainage system N c. strengthening system N d. weight reduction system 1111: A vessel sailing from Liverpool to New York puts into Boston, Mass. for emergency repairs. If no inward foreign cargo is to be discharged at that port, which of the following documents is required?
N a. Custom Manifest N b. Inward Foreign Manifest Y c. Pro Forma Manifest N d. Traveling Manifest 1159: Which product is most likely to accumulate static electricity?
N a. Crude oil N b. Hard asphalt Y c. Lubricating oil N d. Residual fuel oil 1456: How many turns of wire normally mark either side of the shackle 45 fathoms from the anchor?
N a. 1 N b. 2 Y c. 3 N d. 4 1461: While a vessel is at sea, the mate on watch discovers a fire in one of the hatches. Fire hoses are used to put the fire out and some of the cargo is damaged by water. In marine insurance terms, this partial loss by water is called __________.
N a. an Act of God N b. fire and water damage Y c. general average N d. particular average 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 1591: A complaint of unseaworthiness by a majority of crew members to the American Consul is found to be justified after a survey is completed. Who must pay the cost of the survey?
N a. Crew members requesting the survey N b. American Consul Y c. Master N d. Vessel's owners 1639: All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the __________.
N a. date of the test N b. load at which a test sample broke Y c. name of the vessel N d. number of strands and of wires in each strand 1717: With a large tow astern, there is immediate danger to the tug in the event of the __________.
Y a. tug losing power N b. tow line parting N c. bridle twisting N d. tow broaching 1726: When attempting to free an anchor jammed in the hawsepipe, the simplest method of freeing it may be __________.
Y a. starting the disengaged windlass at high speed N b. rigging a bull rope to pull it out N c. to grease the hawsepipe N d. to pry it loose with a short piece of pipe 1779: Using the graph shown, if the dry bulb temperature is 58°, and the wet bulb temperature is 53°, what is the relative humidity in a cargo hold? (D008DG )
N a. 56% N b. 61% N c. 66% Y d. 75% 1925: Which material should NOT be used to secure cargo on deck for a voyage?
N a. Steel chain N b. Wire rope N c. Steel strapping Y d. Fiber rope 1933: When checking a mooring line, you should __________.
N a. ensure the bight is not fouled between the ship and the dock by taking up slack N b. pay out slack smartly and keep free for running N c. secure more turns to hold the line against any strain, then clear the area Y d. surge the line so that it maintains a strain without parting 1994: The space indicated by the letter J is known as the __________. (D033DG )
Y a. double bottom N b. flooding barrier N c. floor space N d. bilge tank 1997: What is the name of tackle number 12? (DO29DG )
Y a. Threefold purchase N b. Davit tackle N c. Deck tackle N d. Gin tackle 2008: When towing another vessel, the length of the towing line should be __________.
N a. as long as possible N b. as short as possible under the circumstances and not over two wave lengths N c. such that one vessel will be on a crest while the other is in a trough Y d. such that the vessels will be in step 2052: You are proceeding under NCS (Naval Control of Shipping) when it becomes necessary to send a distress message. Which precedence would you assign this message?
Y a. O (IMMEDIATE) N b. P (PRIORITY) N c. R (ROUTINE) N d. Z (FLASH) 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 2119: You are coming to anchor in 8 fathoms of water. In this case, the __________.
Y a. anchor may be dropped from the hawsepipe N b. anchor should be lowered to within 2 fathoms of the bottom before being dropped N c. anchor should be lowered to the bottom then the ship backed and the remainder of the cable veered N d. scope should be less than 3 times the depth of the water 2150: The vessel shown has broken down and you are going to take her in tow. The wind is coming from her starboard beam. You are making more leeway than she. Where should you position your vessel when you start running lines? (DO25DG )
Y a. A N b. B N c. C N d. D 2172: The lower hold of your vessel has a bale cubic of 52,000 cu. ft. You will load a cargo of cases, each weighing 380 lbs. and measuring 3 ft. x 2 ft. x 2 ft. The estimated broken stowage is 15%. How many tons of cases can be loaded?
N a. 137 tons N b. 161 tons Y c. 625 tons N d. 969 tons 2177: Under normal weather and sea conditions when securing a stack of containers with non-locking fittings, lashings are required when the tier exceeds what height?
Y a. Lashings are always required N b. One container N c. Two containers N d. Three containers 2250: 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 transfer for a turn of 90°? (D035DG )
Y a. 380 yards N b. 430 yards N c. 485 yards N d. 525 yards 2349: What is the volume of a sphere with a radius of 7 feet?
N a. 11,491.87 cubic ft. Y b. 1,436.76 cubic ft. N c. 963.72 cubic ft. N d. 205.21 cubic ft. 2390: Determine the weight of a rectangular piece of 20.4 lb. steel measuring 4 feet by 6 feet.
N a. 204.0 lbs. Y b. 489.6 lbs. N c. 734.4 lbs. N d. 979.2 lbs. 2393: Determine the weight of a rectangular piece of 25.5 lbs. steel measuring 4.5 feet by 6.7 feet.
N a. 285.6 lbs. N b. 329.7 lbs. N c. 591.2 lbs. Y d. 768.8 lbs. 2399: You are standing wheel watch on entering port and the Master gives you a rudder command which conflicts with a rudder command from the Pilot. What should you do?
N a. Obey the Pilot. N b. Bring the rudder to a position midway between the two conflicting positions. N c. Ask the Pilot if he relinquishes control. Y d. Obey the Master. 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 3067: A lashing used to secure two barges side by side, lashed in an "X" fashion, is called a __________.
N a. face wire N b. cross wire Y c. scissor wire N d. breast wire 3105: On a sea going towing vessel of 150 GT, there are six (6) seamen in the deck crew. How many certificated able seamen are required if the voyage is over 600 miles?
Y a. 4 N b. 3 N c. 2 N d. 1 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 3436: The signal man assisting the crane operator has one hand occupied and one fist in front of his chest with the thumb pointing outward and is tapping his chest with the heel of his fist. This is the signal to __________.
N a. extend the boom N b. lower the boom Y c. retract the boom N d. hoist the boom 3511: The wheel on the windlass with indentations for the anchor chain is the __________.
N a. grabber Y b. wildcat N c. locking ring N d. pawl 3589: A vessel has been surveyed in a foreign port and found unseaworthy as a result of neglect. A seaman on this vessel is entitled to discharge and __________.
N a. transportation to the port of engagement N b. one month's pay only N c. one month's pay or transportation to the nearest U.S. port, whichever is the least amount Y d. one month's pay or transportation to the nearest U.S. port, whichever is the greater amount 3590: When steering a vessel, a good helmsman does NOT __________.
Y a. use as much rudder as possible to maintain course N b. consider steering a vessel a highly responsible job N c. use as little rudder as possible to maintain course N d. advise his relief of the course being steered 3604: The Jews' harp is indicated by which letter? (D038DG )
Y a. K N b. J N c. H N d. F 4140: The disadvantage(s) of using web lashing on light vehicles aboard Ro-Ro vessels is that it __________.
N a. deteriorates in sunlight N b. cuts on sharp edges N c. is vulnerable to damage and pilferage 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 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 4263: Which statement(s) is/are TRUE concerning crane cargo operations?
N a. Lifting points on all equipment must be safely checked prior to commencing a lift. N b. Cargo loaded into vehicles and/or containers prior to lifting needs to be properly secured so as to prevent shifting during transport. N c. Never exceed crane manufacturer’s limits concerning the safe working loads of cargo jibs. Y d. All the above 4266: Which statement is TRUE concerning the tandem working arrangement of pedestal cranes when completing a quad lift?
N a. The cranes require shoreside assistance to handle heavy cargos. N b. The cargo discharge cannot be accomplished without pendulation. N c. The cargo discharge cannot be performed at anchor. Y d. The discharge is slow due to the size of the cargo and all the cranes working together.