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.
74: The best information on the location of the blocks when dry docking a vessel is contained in the __________.
N a. shell expansion plan N b. docking diagram Y c. ship's docking plan N d. general arrangement plan 121: You are the Master of an uninspected diesel towing vessel of 190 GT operating on a regular run from New York to the Gulf of Mexico. Which statement is TRUE?
N a. Able Seamen are not required in the deck crew. N b. Sailors may stand watch for 6 hours on and 6 hours off. N c. A licensed Chief Engineer is required. Y d. All crew members must have Merchant Mariner's Documents. 187: You are standing the 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. Ask the Pilot if he relinquishes control. N b. Obey the Pilot. Y c. Obey the Master. N d. Bring the rudder to a position midway between the two conflicting positions. 235: Which ending is NOT acceptable in a wire rope that is free to rotate when hoisting?
N a. Poured socket Y b. Liverpool eye splice N c. Eye formed with a pressure clamped sleeve N d. Eye formed by clips 431: Official proof of an American vessel's nationality is contained in the __________.
N a. Certificate of Inspection N b. Official Log Y c. Certificate of Documentation N d. Shipping Articles 449: When loading bulk liquid cargo, what is the first action you should take if a cargo valve jammed open?
N a. Call the owner, operator, or terminal supervisor. N b. Unplug the deck scuppers. Y c. Order the dock man to shut down. N d. Run out the vessel's or terminal's fire hose. 519: What is NOT a precaution to be taken when topping off?
N a. Reduce the loading rate. Y b. Notify the engine room of the procedure. N c. Maintain communications with the dock man. N d. Give the operation your undivided attention. 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 617: In illustration D044DG, the mooring line labeled "A" is called a(n) __________. (DO44DG )
N a. onshore stern line Y b. offshore stern line N c. after breast line N d. after spring line 664: Coiling new rope against the lay, bringing the lower end up through the center of the coil, then coiling with the lay, in order to remove the kinks, is known as __________.
N a. coiling N b. faking N c. flemishing Y d. thoroughfooting 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 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 1039: When cleaning cargo tanks with portable machines, how is the machine grounded?
N a. Bonding wires are secured from the machine to a convenient location on deck. N b. The machines must maintain physical contact with the deck at the Butterworth opening. Y c. The water supply hoses contain internal wires that act as conductors N d. The water jets impinging on the vessel's structure form a pathway to ground. 1066: If your propeller is racing in rough weather, you should __________.
Y a. decrease your engine speed N b. ignore it N c. increase your engine speed N d. stop your engine until the rough weather passes 1082: A lashing used to secure two barges side by side, lashed in an "X" fashion, is called a __________.
N a. backing wire Y b. scissor wire N c. face wire N d. breast wire 1100: What is the purpose of the freeing ports on a vessel with solid bulwarks?
Y a. Allow water which may be shipped on deck to flow off rapidly N b. Permit easy jettisoning of deck cargo in an emergency N c. Prevent the formation of any unusual stress concentration points N d. Lighten the above deck weight caused by a solid bulwark 1106: A vessel is underway with a work stage rigged over the side. A seaman may work on the stage, but only when __________.
N a. wearing a life jacket N b. wearing a safety harness secured to the stage N c. wearing both a life jacket and a safety harness secured to the stage Y d. the vessel is not making way 1122: Freeing ports on a vessel with solid bulwarks __________.
N a. prevent stress concentration in the bulwark N b. permit easy jettison of deck cargo in an emergency N c. provide openings through the bulwarks for mooring lines Y d. allow water shipped on deck to flow off rapidly 1163: When piloting a vessel, how are visual references used to establish a constant rate of turn?
Y a. Fixed objects that stay on the same relative bearing when the ship is turning indicate a constant rate of turn. N b. Visual references cannot be used to maintain a constant rate of turn. N c. Begin the turn when the fixed object is on the beam. N d. Keep the fixed object's relative relative bearing opening, for a constant rate of turn. 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 1293: What is required to be posted in the pilothouse of a vessel?
N a. Certificate of Inspection N b. Officer's licenses N c. Company Mission Statement Y d. Muster List ("Station Bill") 1326: After casting off moorings at a mooring buoy in calm weather, you should __________.
N a. go full ahead on the engine(s) Y b. back away a few lengths to clear the buoy and then go ahead on the engines N c. go half ahead on the engines and put the rudder hard right N d. go half ahead on the engines and pass upstream of the buoy 1356: If your vessel is dragging her anchor in a strong wind, you should __________.
N a. shorten the scope of anchor cable Y b. increase the scope of anchor cable N c. put over the sea anchor N d. put over a stern anchor 1371: Delivery of a vessel to a charterer is called __________.
N a. chartering N b. dispatching N c. fixing Y d. tendering 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 1482: The two courses of action if the underwater hull is severely damaged are to plug the openings or to __________.
Y a. establish and maintain flooding boundaries N b. dewater the compartment N c. secure power to the compartment N d. ballast to maintain even keel 1487: You are approaching a disabled vessel in order to remove survivors from it. If your vessel drifts faster than the disabled vessel, how should you make your approach?
Y a. To windward of the disabled vessel N b. To leeward of the disabled vessel N c. Directly astern of the disabled vessel N d. At three times the drifting speed of the disabled vessel 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. 1576: Using a scope of five, determine how many shots of chain you should put out to anchor in 5 fathoms of water?
N a. 1 Y b. 2 N c. 3 N d. 5 1648: When steaming through an anchorage, a shipmaster should __________.
N a. avoid crossing close astern of the anchored ships Y b. avoid crossing close ahead of the anchored ships N c. keep the ship moving at a good speed to reduce set N d. transit only on a flood tide 1697: Using the graph shown, if the dry bulb temperature is 85°, and the wet bulb temperature is 73°, what is the relative humidity in a cargo hold? (D008DG )
N a. 42% Y b. 55% N c. 67% N d. 85% 1766: When anchoring in a current, you should __________.
N a. drop the anchor with the bow headed downstream N b. back your vessel into the current Y c. anchor while stemming the current N d. All of the above 1898: Back-up wires on a towed vessel provide __________.
N a. a factor of safety N b. additional strength N c. a distribution of the towing load Y d. All of the above 1915: A butt is indicated by which letter? (D033DG )
N a. J N b. F N c. E Y d. D 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 2015: During a period of "whiteout", you should expect which of the following?
N a. Snowfall or blowing snow Y b. Lack of ability to estimate distance N c. Harsh contrast between sun-illuminated snow cover and the background N d. Hazy horizons with extensive mirage effects 2056: A seaman may not make an allotment to his __________.
N a. minor children N b. grandparents N c. brother Y d. mother-in-law 2061: A sheave is a __________.
Y a. grooved wheel in a block N b. line to hold a lifeboat next to the embarkation deck N c. partial load of grain N d. seaman's knife 2073: You are preparing to lubricate standing rigging on your vessel. When rigging a bosun's chair on a stay with a shackle, __________.
N a. connect the shackle to the bosun's chair with a hook Y b. never allow the shackle pin to ride on the stay N c. run the gantline through the shackle and then make fast to the bosun's chair N d. tie the bitter end of the gantline to the shackle before shackling it to the bosun's chair 2074: You are proceeding to a distress site. The survivors are in liferafts. What will make your ship more visible to the survivors?
N a. Steering a sinuous course N b. Steering a zig-zag course Y c. Turning on all available deck lights at night N d. Dumping debris over the side to make a trail to your vessel 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 2180: The weight of the container and its contents is supported on deck by what part(s)?
Y a. Four lower corner castings N b. Bottom, side, and end rails N c. Bottom flooring, side, and end rails N d. Bottom flooring only 2204: While writing in the logbook at the end of your watch, you make an error in writing an entry. What is the proper way of correcting this error?
N a. Blot out the error completely and rewrite the entry correctly. N b. Carefully and neatly erase the entry and rewrite it correctly. Y c. Cross out the error with a single line, write the correct entry, and initial it. N d. Remove this page of the log book and rewrite all entries on a clean page. 2230: What is the name of tackle number 1? (D029DG )
Y a. Whip N b. One-fold purchase N c. Gun tackle N d. Runner 2488: A vessel is constructed with a steel hull and an aluminum superstructure. Which statement is TRUE?
N a. The aluminum will provide greater resistance to the spread of fire by conduction. Y b. The aluminum structure is usually attached to a steel coaming by a method that insulates the two metals. N c. If the superstructure is stressed, an aluminum structure requires additional expansion joints to prevent fracture. N d. The steel at the area of the aluminum-to-steel connection must be closely checked for galvanic corrosion. 2646: Which statement is true concerning repairs on the hull of a vessel which is to be riveted and welded?
N a. Riveting must be completed before welding begins. N b. Riveting and welding should be done alternately. Y c. Welding must be completed before the riveting begins. N d. It does not matter in what order the operations are done. 2772: The Coordinator Surface Search (CSS) in a SAR situation should display by night __________.
N a. deck lights forward and aft N b. a white light over two red lights N c. a red light, white light, and blue light in a vertical line Y d. a distinctive signal promulgated by the CSS 2832: You are transiting the Straits of Mackinac by way of an improved channel. You have information which indicates that the channel's Federal project depth is 28 ft. Which of the following statements is true with regards to this channel?
N a. The least depth within the limits of the channel is 28 ft. Y b. The design dredging depth of the channel is 28 ft. N c. The channel has 28 ft. in the center but lesser depths may exist in the remainder of the channel. N d. The maximum depth which may be expected within the limits of the channel is 28 ft. 2860: How are riveted lap joints made watertight?
N a. The faying surfaces are coated with white lead (or similar product) before the rivets are set. N b. A sealing weld bead of 1/8" or less pitch is run along the plate edge. Y c. The plate edge is split close to an adjacent plate and mechanically forced into contact with the adjacent plate. N d. A properly riveted joint will be watertight; any leakage is stopped by setting up on the rivets. 2910: Your vessel is a single-screw ship with a right-hand propeller. There is no current. The easiest way to make a landing is __________.
Y a. port side to N b. starboard side to N c. dropping anchor and swinging the ship in to the pier N d. either port or starboard side to, with no difference in degree of difficulty 3192: How should you signal the crane operator to hoist?
Y a. With forearm vertical and forefinger pointing up, move hand in small horizontal circles. N b. With arm extended downwards and forefinger pointing down, move hand in small horizontal circles. N c. Extend arm with fingers closed and thumb pointing upward. N d. Place both fists in front of body with the thumbs pointing upward. 3326: The signal man assisting the crane operator uses one hand to give any motion signal and places the other hand motionless in front of the hand giving the motion signal. This is the signal to __________.
Y a. move slowly N b. increase speed N c. proceed with caution N d. stop 3610: You have a tow of chemical barges. The mate reports an ammonia smell around the head of the tow. You would suspect a leak in the barge carrying __________.
N a. methyl chloride N b. heptane N c. propanolamine Y d. morpholine 3684: In towing, heaving lines are used for __________.
N a. passing a tow bridle to the tug Y b. passing a messenger line N c. heaving in the tow bridle N d. service lines with rocket line throwers 4046: Which statement about tunnel bow thrusters fitted to large vessels is TRUE?
N a. They are effective on most vessels at speeds up to 10 knots. N b. Because of their location, most modern installations have as much power as a tug. N c. They are fully effective at all drafts. Y d. When going astern at slow speed, they provide effective steering control. 4120: Which of the following is considered auxiliary securing equipment that provides extra reliability to lashing in Ro-Ro transport operations?
N a. Trailer trestles N b. Pedestals N c. Wheel chocks Y d. All of the above 4123: The lashings used on Ro-Ro vessels should be capable of withstanding the forces of __________.
N a. any force of gravity acting on the lashes N b. rolling N c. pitching Y d. All of the above 4262: Which statement(s) is/are TRUE concerning crane cargo operations?
N a. Do not exceed rated load capacity of crane and container spreader or slings. N b. During any cargo handling operation, the safety of personnel is paramount. N c. Cargo handlers must be outfitted with adequate protection from personal injury. Y d. All the above 4274: During which condition should the operator of a pedestal crane shutdown operations?
N a. Bunkering barge alongside N b. Potable water spill on deck Y c. Crane hydraulic hose bursts N d. Trim greater than 4 feet 4381: What does item "D" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
N a. Heel block N b. Gin block N c. Rider block Y d. Hook block