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.
78: Which is an example of cargo damage caused by inherent vice?
N a. Sublimation of chemicals Y b. Heating of grain N c. Stevedore damage N d. Wear and tear 126: The distance a vessel moves parallel to the original course from the point where the rudder is put over to any point on the turning circle is called the __________.
Y a. advance N b. drift angle N c. pivoting point N d. transfer 156: When heading on a course, you put your rudder hard over. The distance traveled parallel to the direction of the original course from where you put your rudder over to any point on the turning circle is known as __________.
Y a. advance N b. head reach N c. tactical diameter N d. transfer 203: 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 pushes the entire vessel away from the bank. Y c. It pulls the stern toward the bank. N d. It heels the vessel toward the bank. 219: What refers to the depth of a petroleum product in a tank?
Y a. Innage N b. Outage N c. Thievage N d. Ullage 222: A lot of special cargo of similar cartons, as shown, is to be loaded. What is the weight of the consignment? (D042DG )
N a. 50 pounds N b. 1100 pounds N c. 1200 pounds Y d. 1250 pounds 228: Securing cargo by running timbers from an upper support down to the cargo, either vertically or at an angle, is called __________.
N a. braces N b. dunnage N c. shores Y d. toms 261: A seaman about to be discharged has a Continuous Discharge Book. Which statement is TRUE?
N a. A Certificate of Discharge Form should be attached to the book. N b. An entry should be made in the book and a Certificate of Discharge Form issued to the seaman. N c. If a vessel was on coastwise articles, the record of discharge will be made in the Official Logbook. Y d. The record of entry in the book must be submitted to the Coast Guard. 263: Which type of hull damage should be repaired FIRST?
N a. Damage below the waterline N b. Damage to interior watertight boundaries N c. Damage in way of machinery rooms Y d. Damage at or just above the waterline 307: Which type of chemical testing is NOT required of merchant marine personnel?
N a. Pre-employment N b. Periodic N c. Random Y d. Annual 386: You are maneuvering a vessel with a right-hand propeller. The rudder is amidships. The vessel will generally back __________.
Y a. to port N b. to starboard N c. in a straight line directly astern N d. downstream, the stern going in the direction of the current 429: A tank is loaded with 9,000 barrels of gasoline. The temperature of the product is 90°F (32°C), and it has a coefficient of expansion of .0008. What is the net amount of cargo loaded?
N a. 8856 bbls Y b. 8784 bbls N c. 8820 bbls N d. 9216 bbls 513: Wire rope is used in the towing industry __________.
N a. for back up wires and main towing hawsers N b. for face wires or jockeys when pushing ahead N c. as stern wires when pushing ahead Y d. All of the above 618: When considering a vessel's stability, which spaces in a general cargo vessel are the best locations for the carriage of bulk grain?
Y a. Deep tanks N b. Lower holds N c. Lower holds at the ends of the vessel N d. 'Tween-decks 647: Synchronous towing means that the __________.
N a. tug is on the crest of a wave while the tow is in the trough N b. tug is in the trough while the tow is riding on the crest of a wave Y c. tug and tow are both in the same relative position on different waves at the same time N d. port and starboard engines on the tug are turning at the same RPM 725: By law, a user of marijuana shall be subject to __________.
N a. loss of pay during the period of such use N b. reprimand by the US Coast Guard Y c. revocation of license or certificate N d. termination of employment 731: A Deratization Exemption Certificate is valid for a period of __________.
N a. no time limit so long as Certificate of Sanitation is valid N b. no time limit so long as no evidence of rodents aboard N c. 1 year Y d. 6 months 960: Gross tonnage indicates the vessel's __________.
N a. displacement in metric tons N b. total weight including cargo Y c. volume in cubic feet N d. draft in feet 996: With a following sea, a vessel will tend to __________.
N a. heave to N b. pound N c. reduce speed Y d. yaw 1049: You have water washed your cargo tanks using the fixed machines. What should you do before using portable machines to clean areas screened from the wash of the fixed machine by structural members?
Y a. Ventilate the tank to eliminate any electrostatically charged mist. N b. Attach the water supply hose to the portable machine after the cleaning head is positioned inside the tank. N c. Insure that the tanks are not stripped until the final wash is started. N d. Ground the fixed machines to eliminate any electrostatic buildup on the cleaning head. 1097: Which of the knots, bends, or hitches shown in the illustration would you use to properly secure a bosun's chair to a gantline? (D030DG )
N a. I N b. P Y c. R N d. X 1157: What is a correct reply to a pilot's request, "How's your head"?
N a. "Steady" Y b. "Passing 150°" N c. "Checked" N d. "Eased to 5° rudder" 1354: A 6x19 wire rope would be __________.
N a. 6 inches in diameter and 19 fathoms long N b. 6 inches in circumference with 19 strands Y c. 6 strands with 19 wires in each strand N d. 19 strands with 6 wires in each strand 1434: In the manufacture of wire rope, if the wires are shaped to conform to the curvature of the finished rope before they are laid up, the rope is called __________.
N a. composite N b. left-lay N c. improved Y d. preformed 1499: In illustration D044DG, the mooring line labeled "E" is called a(n) __________. (DO44DG )
N a. bow line N b. forward breast line N c. after spring line Y d. bow spring line 1590: A thirty pound plate would be __________.
N a. 3/8" thick N b. 1/2" thick Y c. 3/4" thick N d. 1" thick 1665: Which picture in illustration DO30DG represents a sailmaker's whipping? (DO30DG )
N a. E N b. F N c. J Y d. K 1679: Manila slings should not be used to load __________.
N a. cotton N b. lumber Y c. steel N d. tires 1806: If the situation arose where it became necessary to tow a disabled vessel, which statement is TRUE concerning the towing line?
N a. The towing line between the two vessels should be clear of the water. N b. The towing line should be taut at all times between the vessels. Y c. There should be a catenary so the line dips into the water. N d. None of the above 1974: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated PRIORITY will be delivered within __________.
Y a. 1 to 6 hours N b. 30 minutes to 1 hour N c. 3 hours to start of business the following day N d. 10 minutes if possible 1990: Upon receipt of a distress message, a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?
N a. The vessel would arrive at the distress scene more than 36 hours after the receipt of the initial distress message. N b. There are vessels closer to the distress scene that are proceeding to assist. Y c. The Master of the vessel in distress has requisitioned another vessel, and that vessel has accepted the requisition. N d. You are on a tank vessel and the distress involves a major fire on board the other vessel. 2026: After a seaman is discharged, at the end of the voyage, the final payment of wages due must be made, whichever is earliest, either within 24 hours after the cargo has been discharged, or __________.
Y a. within 4 days after the seaman's discharge N b. prior to the vessel's departure on the next voyage N c. prior to loading any out-bound cargo N d. prior to any change of Master 2067: What is the mechanical advantage, neglecting friction, of tackle number 12? (DO29DG )
N a. 3 N b. 5.5 N c. 6 Y d. 7 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 2301: In towing, chocks are used to __________.
Y a. protect the towline from chafing N b. secure the end of the towline on the tug N c. stop off the towline while retrieving it N d. absorb shock loading on the towline 2322: Fittings used for towing must be __________.
N a. Coast Guard approved N b. stamped with maximum working loads Y c. securely fastened N d. positioned exactly at the bow of the towed vessel 2346: What is the volume of a sphere with a radius of 11 feet?
N a. 506.75 cubic ft. N b. 696.78 cubic ft. Y c. 5,575.28 cubic ft. N d. 44,593.82 cubic ft. 2347: What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core?
N a. Fiber core rope offers greater strength. Y b. Fiber core rope offers greater flexibility. N c. Fiber core rope can be used at higher operating temperatures. N d. Fiber core rope is the only type authorized for cargo runners. 2360: Splices made in nylon should __________.
N a. be long splices only Y b. have extra tucks taken N c. be short splices only N d. be around a thimble 2489: A post on a dock or wharf used to secure mooring lines or hawsers is called a __________.
N a. bitt Y b. bollard N c. cleat N d. capstan 2679: Great Lakes cargo vessels, having a liferaft stowed more than 100 meters from the bow or stern, must have at least how many liferafts?
N a. One Y b. Two N c. Three N d. Four 2742: The internal volume of a cargo hold measured from the inside of the side shell, the underside of the deck, and the tank top is known as the __________.
N a. gross tonnage N b. deadweight space N c. measurement space Y d. grain cubic 2900: Which statement about Naval Control of Shipping in wartime is TRUE?
Y a. It is mandatory in wartime. N b. It is mandatory in hazardous areas and voluntary in other areas. N c. It is mandatory only for vessels sailing in convoy. N d. It is mandatory for vessels bound foreign and voluntary for vessels in the coastwise trade. 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 2956: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message concerning an initial enemy contact. Which precedence would you assign this message?
Y a. Z (FLASH) N b. P (PRIORITY) N c. R (ROUTINE) N d. O (IMMEDIATE) 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. 3014: You are lifting a 3 ton weight with a single whip rove on a swinging boom set at an angle of 60° to the horizontal. Use the formula for the size of a shackle with a safe working load and determine the minimum size shackle that should be used to secure the head block to the boom.
N a. 1 1/8 inch Y b. 1 1/2 inch N c. 1 3/4 inch N d. 2 inch 3022: You are in the process of adding a barge to your tow. A line run from your power capstan and around timber heads on your tow is made fast on the new barge so that it can be pulled into position. This line is called a __________.
N a. scissors wire Y b. capstan line N c. spring line N d. fore and aft line 3086: Which statement concerning the navigation of a vessel in ice is FALSE?
N a. Anchoring in the presence of ice is not recommended except in an emergency. N b. Towing a vessel through an ice field is not recommended except in an emergency. N c. The "Free and Proceed" system of escorting a beset vessel cuts down on the number of freeing operations. Y d. When anchoring in ice, it is advisable to increase the scope of the chain over what is normally used for non-icing conditions. 3146: How should you signal the crane operator to use the main hoist?
N a. Use one hand to give any motion signal, and place the other hand motionless in front of the hand giving the motion signal. N b. Extend arm with the thumb pointing up and flex the fingers in and out for as long as the load movement is desired. N c. First tap your elbow with one hand, and then proceed to use regular signals. Y d. First tap the top of your head with your fist, and then proceed to use regular signals. 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 3252: The signal man assisting the crane operator has his arm extended and is pointing his finger in the direction to move the boom. This is the signal to __________.
N a. extend N b. lower N c. hoist Y d. swing 3381: A half-height container is used __________.
N a. to carry cargoes of low density N b. when stowage space is limited Y c. to carry cargoes such as steel products or drums N d. to double the stowage capacity of the vessel 3420: A face line is used to __________.
N a. prevent barge movement in a lock N b. secure two barges end-to-end Y c. secure barges to the towboat N d. secure barges side-by-side 3521: Once a towline is connected between the towing vessel and the disabled vessel, the towing vessel should __________.
N a. not exceed bare steerageway during the transit N b. take a strain as soon as you can to control the tow Y c. come up to speed very slowly and maintain a "safe speed" N d. come up to speed quickly, then cut back power considerably to ease the strain 4144: Which tensioning device is used with chain to secure heavy vehicles aboard Ro-Ro vessels?
Y a. Chain lever N b. Buckle tensioner N c. Adjust-a-matic tensioner N d. Ratchet tensioner 4172: What should be done after putting down the ramp on a Ro-Ro vessel, prior to loading or discharging cargo?
N a. Turn on red cargo light. Y b. Turn on ventilation for cargo holds. N c. Call out the deck department for all hands. N d. None of the above 4278: Which wire rope purchase(s) is/are optional with a 30-Ton pedestal crane?
N a. Hoist N b. Luff Y c. Rider block N d. All of the above 4279: Which statement is TRUE concerning a tagline as used with a 30-ton pedestal crane?
N a. Taglines are wire rope purchases that raise and lower the jib. Y b. Taglines are wire ropes payed-out or taken-in for horizontal positioning of the rider block. N c. Taglines can be can be fastened to the corners of the jib when lifting containers. N d. The taglines are wire rope purchease that raise and lower the topping lift. 4443: You are signing on a deck officer, who will be designated as one of the GMDSS operators, before sailing foreign. Which statement is TRUE?
Y a. He/she must have an STCW certificate endorsed as "Valid for Service on Vessels Operating in the GMDSS System". N b. He/she must present either an FCC-issued license or a Coast Guard-issued license. N c. You must consult the "List of Qualifications" on the reverse of his/her FCC-issued license. N d. His/her Merchant Mariners Document must have an added endorsement as "Radio Electronics Officer".