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.
17: The mooring line labeled "E" is called a(n) __________. (DO44DG )
Y a. bow spring line N b. aft spring line N c. forward breast line N d. bow line 65: Under title 46 of the United States Code, the person in charge of a documented vessel who fails to report a complaint of a sexual offense may be __________.
N a. charged with accessory to sexual assault N b. imprisoned for up to one year Y c. fined up to $5,000 N d. All of the above 119: Sour crude oil __________.
Y a. contains high quantities of hydrogen sulfide N b. is diluted with other products for carriage N c. is lighter than other crudes N d. is less hazardous to load than other crudes 124: Bilge soundings indicate __________.
N a. the amount of condensation in the hold N b. whether the cargo is leaking or not N c. whether the vessel is taking on water Y d. All of the above 129: Which knot is suitable for hoisting an unconscious person?
N a. Bowline on a bight N b. Fisherman's loop Y c. French bowline N d. Spider hitch 191: An alien crewmember with a D-1 permit leaves the vessel in a U.S. port and fails to return. The first report you make should be to the __________.
N a. Customs Service Y b. Immigration Service N c. local police N d. OCMI 302: You are on a multiple-product chemical tanker with orders to load diethylamine. What is NOT a requirement for transporting this cargo?
N a. You must have two toxic vapor detectors or the pumproom must meet special requirements. N b. Each crew member must be provided with an emergency escape breathing apparatus. Y c. A person taking cargo samples must wear protective clothing. N d. If you are carrying propionic acid also, the venting systems must be segregated. 325: A deck fitting, used to secure line or wire rope, consisting of a single body with two protruding horns is called a __________.
N a. bitt N b. bollard N c. capstan Y d. cleat 327: You are on a multiple product tankship and carrying methyl acrylate, diethanolamine, and triethylamine. Which statement is TRUE?
N a. Methyl acrylate may be loaded in a tank adjacent to diethanolamine but not triethylamine. Y b. The heating coils to the cargo tank loaded with methyl acrylate must be blanked off. N c. Valve components made of aluminum, copper, or zinc may not be in contact with the cargoes. N d. Each crew member working on deck must have an emergency escape breathing apparatus. 441: The document which shows a vessel's nationality, ownership, and tonnage is the __________.
N a. Manifest Certificate N b. Bill of Lading Certificate Y c. Certificate of Documentation N d. Official Logbook 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. 548: Using the graph shown, if the dry bulb temperature is 55°F (13°C) and the wet bulb is 50°F (10°C), what is the relative humidity? (D008DG )
N a. 55% Y b. 70% N c. 75% N d. 82% 699: Under which condition is a tug likely to be tripped?
N a. When the tow "jumps" on the line N b. While making up to tow a large oil rig Y c. When the towing hawser leads forward of the quarter N d. When the tug exerts maximum bollard pull with the tow close astern 706: 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. Y b. It pulls the stern toward the bank. N c. It pushes the entire vessel away from the bank. N d. It heels the vessel toward the bank. 708: The National Cargo Bureau represents the __________.
N a. agent N b. operator N c. shipper Y d. All of the above 775: You are on a large merchant vessel entering a U.S. port. There is a Pilot onboard and he has the conn. Which statement is TRUE?
N a. The Pilot becomes solely responsible for the safe navigation of the vessel only if the Master relinquishes the conn. N b. The Pilot is solely responsible for the internal working of the ship. N c. The Pilot is solely responsible for the safe maneuvering of the ship only if he is required to be on board by law. Y d. The Master is responsible for the safe navigation of the ship and the Pilot is employed for his local knowledge. 839: The valve on the discharge side of a cargo pump on a tank vessel will usually be a __________.
N a. butterfly valve N b. spectacle valve Y c. check valve N d. globe valve 855: Which party must ensure that legal work hour limitations (for both officers and crew members), rest periods and regulations governing work on Sundays and holidays are followed when the vessel is in a safe harbor?
N a. The owner of the vessel N b. The company operating the vessel Y c. The Master of the vessel N d. The company chartering the vessel 935: The scuppers had been plugged as required at the time an oil spill occurs on deck. After shutting down the transfer, the engineroom should first be informed and then __________.
N a. rig a fire hose and call for water on deck Y b. spread an absorbent material, such as sawdust N c. remove the plugs from the scuppers N d. sound the general alarm 996: With a following sea, a vessel will tend to __________.
N a. heave to N b. pound N c. reduce speed Y d. yaw 1044: Using a safety factor of 6, determine the safe working load of a line with a breaking strain of 30,000 pounds.
N a. 4,000 lbs. Y b. 5,000 lbs. N c. 20,000 lbs. N d. 100,000 lbs. 1242: You are a watchstanding mate and have come to the bridge to relieve the watch while underway at sea. The watch should not be transferred __________.
N a. during an engine speed change Y b. during a navigational course change N c. unless the helm is in the "hand" mode N d. All of the above 1346: The best method of determining if a vessel is dragging anchor is to note __________.
N a. the amount of line paid out N b. how much the vessel sheers while at anchor N c. any change in the tautness of the anchor chain Y d. changes in bearings of fixed objects onshore 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 1421: The charterer has completed loading the vessel in 3 days instead of the 5 days agreed to in the charter party. As a result of this, the __________.
N a. shipowner may charge for two lay days Y b. charterer may receive dispatch money N c. stevedore may collect demurrage N d. consignee may be required to pay a ceaser fee 1589: Why is 6X19 class wire rope more commonly used for cargo runners than the more flexible 6X37 wire rope?
Y a. It resists abrasion better. N b. It is longer. N c. It hugs the winch drum better. N d. It is less expensive. 1657: What is the perimeter of a circle with a radius of 5.1 feet?
N a. 81.71 ft N b. 64.08 ft N c. 40.85 ft Y d. 32.04 ft 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 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% 1822: What is the principal danger in attempting to swing a barge on a hawser in order to slow the barge's speed?
N a. Dangerous wakes may result from the swinging barge and capsize the tug. N b. The barge may swing too quickly and run over the tug. N c. Free surface effect of liquid inside the barge may rupture the barge bulkheads if the turn is too quick. Y d. The barge may pass under the hawser and capsize the tug. 1888: How many legs does the bridle for an ocean tow have?
N a. One Y b. Two N c. Three N d. Four 1918: Which statement is TRUE concerning hawser towing?
N a. The catenary in a hawser should be sufficient so that the hawser just touches the bottom. N b. The hawser is of sufficient length for towing when taut between tug and tow. N c. Increasing speed usually increases the catenary in the hawser. Y d. Shortening the tow hawser generally decreases the maneuverability of the tug. 2001: You are using tackle number 9 in illustration DO29DG to lift a weight of 120 lbs. If you include 10 percent of the weight for each sheave for friction, what is the pull on the hauling part required to lift the weight? (DO29DG )
N a. 52 lbs. Y b. 39 lbs. N c. 30 lbs. N d. 27 lbs. 2009: A cargo of canned foodstuffs is packed in cartons. Each carton is 36 cubic feet and weighs 380 pounds. What is the stowage factor of the cargo?
N a. 9.5 N b. 62 Y c. 212 N d. 237 2111: You are anchoring in 16 fathoms of water. On a small to medium size vessel, the __________.
N a. anchor may be dropped from the hawsepipe Y b. anchor should be lowered to within 2 fathoms of the bottom before being dropped N c. scope should always be at least ten times the depth of the water N d. scope should always be less than 5 times the depth of the water 2127: The maneuver which will return your vessel to a person who has fallen overboard in the shortest time is __________.
N a. a Williamson Turn N b. engine(s) crash astern, no turn Y c. a single turn with hard rudder N d. two 180° turns 2143: Your vessel was damaged and initially assumed a significant list and trim; however, further increase has been slow. Based on this data, what should you expect?
N a. The slowing is only temporary and the vessel will probably suddenly capsize or plunge from loss of stability due to change in the waterplane area. Y b. The vessel can probably be saved if further flooding can be stopped. N c. The vessel will continue to slowly list and/or trim due to the free surface effect and free communication effect. N d. The vessel will suddenly flop to the same or greater angle of list on the other side and may capsize. 2149: When anchoring in a clay bottom, what is one hazard that may cause the anchor to drag?
N a. The flukes may dig in unevenly and capsize the anchor when under stress. N b. The flukes may not dig in. Y c. The anchor may get shod with clay and not develop full holding power. N d. The anchor will tend to dig in and come to rest near the vertical. 2174: A vessel puts into the port of Kobe, Japan to discharge cargo. While awaiting completion of the cargo operation, the vessel contracts with a local shipyard to have the hull chipped, scaled, and painted. How is the cost of this maintenance handled with the Collector of Customs?
Y a. A declaration is required and duty is involved on the total cost. N b. No declaration is required since this is considered routine maintenance. N c. A declaration is made and duty is charged on the materials only. N d. A declaration is made, but duty is charged on the labor only. 2279: In plugging submerged holes; rags, wedges, and other materials should be used in conjunction with plugs to __________.
N a. reduce the water pressure on the hull N b. reduce the possibility of stress fractures N c. prevent progressive flooding Y d. reduce the water leaking around the plugs 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 2499: Single hull vessels operating exclusively on the Great Lakes must be dry docked at intervals not to exceed __________.
N a. 12 months N b. 24 months N c. 48 months Y d. 60 months 2548: What is the accepted standard for wire rope falls used in connection with the lifeboat gear?
N a. Six by seven galvanized wire rope N b. Six by twenty-four improved plow steel wire rope N c. Six by thirty-seven preformed fiber-core wire rope Y d. Six by nineteen regular-lay filler wire rope 2629: Each open lifeboat carried on a vessel on an international voyage must have __________.
N a. hand-propelling gear Y b. a davit span with at least 2 lifelines N c. a mast and a sail N d. a motor 2754: Which statement is TRUE concerning vessels over 1600 gross tons certificated for service solely on the Great Lakes?
N a. They must have magnetic compasses. N b. They must have gyro compasses. Y c. They must carry a deep-sea hand lead. N d. All of the above statements are TRUE. 2931: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated FLASH will be delivered within __________.
N a. 3 hours to start of business the following day Y b. 10 minutes if possible N c. 1 to 6 hours N d. 30 minutes to 1 hour 2976: Which statement is TRUE with respect to shiphandling procedures in ice?
N a. Never go "full astern" at any time while in ice. Y b. Go astern in ice with extreme care - always with rudder amidships. N c. Enter ice at medium speeds to reduce impact. N d. The presence of a snow cover on the ice assists a vessel's progress through an ice field. 3144: A tow consists of 8 barges: 6 jumbo barges made up 3 abreast and 2 long, with 2 standard barges abreast as lead barges. How long is this tow?
N a. 525 feet N b. 545 feet Y c. 565 feet N d. 595 feet 3211: With the buttress securing system, containers of different heights must be stowed __________.
N a. on the bottom tier on deck N b. in the hold N c. next to the buttress tower Y d. on the top tier 3430: What is NOT considered "jewelry"?
N a. Steamboat ratchets N b. Manila lines Y c. Buttons N d. Shackles 3516: The signal man has both arms extended out, palms down, and is moving his arms back and forth. This is the signal for __________.
N a. keep lifting N b. swing right N c. swing left Y d. emergency stop 3616: A tug in irons is __________.
N a. rudder bound N b. being tripped by the towline Y c. unable to maneuver N d. broached 3960: The line with the most stretch is __________.
N a. manila Y b. nylon N c. polypropylene N d. dacron 4040: When towing another vessel astern, the length of the towline should be __________.
N a. as long as possible N b. such that one vessel will be on a crest while the other is in a trough Y c. such that the vessels will be "in step" N d. not over two wave lengths in seas up to 10 feet 4062: The signal man assisting the crane operator has his forearm vertical, forefinger pointing up, and moves his hand in a small horizontal circle. This is the signal to __________.
N a. swing N b. lower Y c. hoist N d. extend 4103: Which of the following is not a loading or transfer feature aboard a Ro-Ro vessel?
N a. Stern ramp and/or side ramp N b. Cargo lift N c. Hatch opening designed as a lift Y d. Stuelcken boom 4129: Which lashing materials would be used in securing light vehicles aboard Ro-Ro vessels?
N a. Chain lever or turnbuckle Y b. Webbing N c. Chain N d. None of the above 4186: How could lashing gear used aboard Ro-Ro vessels be stowed when not in use?
Y a. Drape along brackets N b. Leave in place while back loading cargo to save time N c. Hang vertically in the paint locker N d. All of the above 4212: What is another name for the boom of a crane?
N a. Lift N b. Rider Y c. Jib N d. All of the above 4247: Which of the following statements is TRUE regarding crane operations?
N a. Radio communications allow the crane operator to disregard the use of hand signals. Y b. The crane operators and signalman must be familiar with the correct hand signals. N c. The forward cranes can be operated from the bridge. N d. The aft cranes can be operated from the aft steering station.