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.
3: A stopper used in securing the ground tackle for sea that consists of a grab attached to a turnbuckle is a __________.
N a. riding pawl N b. buckler Y c. devil's claw N d. locking ring 69: Ullages are measured from __________.
N a. the tank ceiling N b. the tank top bushing N c. the thievage mark Y d. an above deck datum 106: In relation to the turning circle of a ship, the term "kick" means the distance __________.
N a. around the circumference of the turning circle N b. gained at right angles to the original course N c. gained in the direction of the original course Y d. or throw of a vessel's stern from her line of advance upon putting the helm hard over 157: The proper way to correct a mistake in the logbook is to __________.
Y a. draw a line through the entry, rewrite, and initial the correction N b. draw several lines through the entry, rewrite, and initial the correction N c. erase the entry and rewrite N d. completely black out the entry, rewrite, and initial the correction 192: The mooring line labeled "H" is called a(n) __________. (DO44DG )
Y a. offshore bow line N b. onshore bow line N c. offshore spring line N d. forward breast line 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. 223: Who is responsible for providing urine specimen collection kits to be used following a serious marine incident?
N a. Qualified medical personnel Y b. The marine employer N c. The U.S. Coast Guard N d. The local police department 248: Dunnage may be used to protect a cargo from loss or damage by _______________________ .
Y a. ship's sweat N b. inherent vice N c. tainting N d. hygroscopic absorption 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. 380: The (auto)ignition temperature is that temperature at which_______.
Y a. no spark or flame is required to ignite gas or vapor N b. a fuel begins to give off explosive vapors N c. a fuel if ignited will continue to burn N d. a 1% mixture of the fuel with air will explode 413: A person is found operating a vessel while under the influence of alcohol. He/she is liable for __________.
N a. imprisonment for up to three years Y b. a civil penalty of not more than $5,000 N c. a fine of not more than $3,000 N d. a fine of not more than $10,000 566: 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 682: The mooring line labeled "H" is called a(n) __________. (DO44DG )
N a. forward breast line Y b. offshore bow line N c. offshore spring line N d. onshore bow line 702: When paying off seamen in a foreign port, where a United States consul is not available, the release must be executed by the seamen and the __________.
N a. representative of the foreign country N b. local port authority representative Y c. Master of the vessel N d. ship's union delegate 740: The extension of the after part of the keel in a single- screw vessel upon which the stern post rests is called the __________.
N a. boss N b. knuckle Y c. skeg N d. strut 790: Which statement is TRUE of centrifugal pumps aboard tank vessels?
N a. They are positive displacement pumps. Y b. They are gravity-fed. N c. They produce a pulsating flow. N d. They require more maintenance than a reciprocating pump. 843: If the Master of a US-flag towing vessel replaces any crew member with a non-US citizen, he/she must ensure that the ___________ .
N a. replacement holds a license or document equivalent in experience and training to a mariner holding US credentials N b. replacement can communicate with other crew members to the extent required by regulations N c. vessel is on a foreign voyage, outside US jurisdiction, and not operating above the US outer continental shelf Y d. all of the above 863: When underway with a tow, you are required to notify the Coast Guard in which casualty situation?
N a. Damage to property amounting to $12,500 Y b. Accidental stranding or grounding N c. Loss of bridge-to-bridge radio capability N d. An injury requiring first aid treatment 904: In order to help protect a natural fiber rope from rotting, the line must be __________.
Y a. dried, and stowed in a place with adequate ventilation N b. stowed in a hot, moist compartment N c. stowed on deck at all times N d. stowed in any compartment 906: A snag or other underwater obstruction may form a __________.
Y a. V-shaped ripple with the point of the V pointing upstream N b. V-shaped ripple with the point of the V pointing downstream N c. small patch of smooth water on a windy day N d. smoothing out of the vessel's wake 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 967: While steering by autopilot you notice that the vessel is deviating from the given course and there is no follow up with corrective rudder action to return to the proper heading. The emergency operating procedure should require you to immediately change operation from __________.
Y a. "gyro" to "hand" N b. "hand" to "gyro" N c. "gyro" to "control" N d. "control" to "hand" 975: The "Mode" selector switch on the autopilot steering stand is used to select any of the following with the EXCEPTION of __________.
N a. automatic pilot steering N b. hand-electric steering N c. non-followup steering Y d. rudder adjustment 1216: It is easier to dock a right-hand, single-screw vessel __________.
N a. starboard side to the wharf N b. either side to the wharf Y c. port side to the wharf N d. stern to the wharf 1221: Your vessel is in Charleston, S.C. You need not clear Customs if __________.
Y a. all the cargo on board is of U.S. origin and destined for New York N b. you took on no new cargo in Charleston, S.C. and are bound for Puerto Rico and thence foreign N c. you did not discharge any cargo in Charleston and are bound for Panama N d. you did not load any cargo in Charleston and are bound for Halifax 1442: You are on an ice-reinforced vessel about to enter pack ice. You should __________.
N a. enter the pack on the windward side where there is a well defined ice edge N b. trim to an even keel or slightly down by the bow to take maximum benefit of the ice reinforcement N c. take maximum advantage of coastal leads caused by offshore winds Y d. look for areas of rotten ice and enter perpendicular to the ice edge 1760: A hook that will release quickly is a __________.
N a. longshore hook N b. margin hook N c. marginal hook Y d. pelican hook 1817: Refrigeration machinery is often surveyed before loading reefer cargo. This survey is usually performed by the __________.
N a. U.S. Coast Guard Y b. American Bureau of Shipping N c. National Cargo Bureau N d. local port authority 1888: How many legs does the bridle for an ocean tow have?
N a. One Y b. Two N c. Three N d. Four 1902: The joint indicated by letter D is a __________. (D033DG )
N a. seam Y b. butt N c. span N d. sheet line 1943: In order to pay out or slack a mooring line which is under strain, you should __________.
N a. sluice the line Y b. surge the line N c. stopper the line N d. slip the line 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 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 2158: You are proceeding under NCS (Naval Control of Shipping) when you wish to send a message concerning your ships diversion. Which precedence would you assign this message?
N a. O (IMMEDIATE) N b. R (ROUTINE) Y c. P (PRIORITY) N d. Z (FLASH) 2159: What is the mechanical advantage of tackle number 9? (DO29DG )
N a. 1 N b. 2 N c. 3 Y d. 4 2161: A vessel loads 5000 tons of manganese ore. The railroad cars that brought the ore to the vessel were previously loaded with iron ore so the ore is contaminated. The agent requests the Master to sign a Clean Bill of Lading and in return the shipper will give him a Letter of Indemnity. What is the best procedure to follow?
N a. Sign a Clean Bill of Lading and accept the Letter of Indemnity. Y b. Refuse to sign a Clean Bill of Lading. N c. Sign the Clean Bill of Lading and have the agent countersign it. N d. Sign a Clean Bill of lading under protest. 2190: What is the name of tackle number 3? (DO29DG )
N a. 1-2 purchase N b. Gun tackle Y c. Single luff tackle N d. Double whip 2243: You are using tackle number 4, as shown, to lift a weight. The hauling part of this tackle is bent to the weight hook of tackle number 11. What is the mechanical advantage of this rig? (DO29DG )
N a. 4 N b. 6 N c. 10 Y d. 24 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 2276: 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 advance for a turn of 60°? (D035DG )
Y a. 665 yards N b. 710 yards N c. 745 yards N d. 780 yards 2300: In the stowage of deck cargo, "cribbing" is __________.
Y a. placed on deck to support the cargo N b. separation pieces used to keep cylinders upright and steady N c. shims for stowing baled cargo N d. nets placed across the hatch opening to keep the cargo from falling in the hatch 2470: Which type of bottom provides most anchors with the best holding ability?
N a. Clay and rocks N b. Soft mud Y c. Sandy mud N d. Soft sand 2604: The joint formed when two steel plates are placed end-to-end is called a __________.
N a. bevel N b. seam Y c. butt N d. bond 2714: The major components which determine the length of catenary in a deployed anchor cable are cable tension, cable weight, and __________.
N a. water density N b. bottom conditions N c. environmental forces Y d. water depth 2718: On Great Lakes vessels, midsummer load lines apply __________.
N a. April 16 through April 30 and September 16 through September 30 Y b. May 1 through September 15 N c. July 16 through August 30 N d. June 16 through September 16 2808: Under the forces of its own weight, the suspended length of line will fall into a shape known as a __________.
N a. polygon N b. holding arc Y c. catenary curve N d. parabolic curve 2870: A single-screw vessel going ahead tends to turn more rapidly to port because of propeller __________.
N a. discharge current N b. suction current Y c. sidewise force N d. thrust 2882: What does the line labeled "MS" denote on the Great Lakes load line model shown? (D031DG )
N a. Mean sea level N b. Midseason N c. Maximum submergence Y d. Midsummer 2930: A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?
Y a. When dead in the water, it is often difficult to find the neutral position and slight headway or sternway may result. N b. When going directly from full ahead to full astern, there is complete steering control. N c. When the vessel has headway and the propeller is in neutral, there is no effect on rudder control. N d. When maneuvering in port, full ahead or astern power can usually be obtained without changing shaft RPM. 3008: A list signal of one white light indicates that the vessel is __________.
N a. on an even keel Y b. listing about 1° to the side the light is displayed on N c. listing over 5°With the light displayed on the high side N d. listing, and the chutes should be directed to the side where the light is displayed 3026: Which type of fog is the most dense and widely spread of those that occur on the Great Lakes?
N a. Steam fog Y b. Advection fog N c. Radiation fog N d. Lake effect fog 3220: If you are guilty of failure to properly perform your duties as Master of Uninspected Towing Vessels, which of the following actions may NOT be taken?
N a. Issuance of a letter of warning N b. Suspension of your license N c. Revocation of your license Y d. A fine placed against your license 3239: Which term indicates the rise in height of the bottom plating from the plane of the base line?
Y a. Deadrise N b. Camber N c. Molded height N d. Sheer 3583: Indicated horsepower refers to a towing vessel's power which is __________.
Y a. theoretically available N b. measured on a test bed N c. developed at the shaft N d. measured by dynamometer 3631: The number of certificated able seamen and lifeboatmen required on board is listed in the __________.
Y a. Certificate of Inspection N b. American Bureau of Shipping code N c. Muster List ("Station Bill") N d. Safety of Life at Sea Convention 4102: What characterizes a Ro-Ro vessel?
N a. May carry up to 24 passengers Y b. High freeboard and sail area N c. Long port stays required for cargo securing N d. Lightweight securing equipment trailers 4113: What is(are) standard operating procedure(s) used on a Ro-Ro vessel?
Y a. Periodic inspection and retensioning of lashings as required during voyage N b. Lashings may be completed after the vessel leaves port N c. One QMED assigned to oversee the initial loading and lashing N d. All of the above 4182: Which lashing gear used aboard Ro-Ro vessels should be painted or soaked in oil when not in use?
Y a. Chain N b. Wire rope N c. Webbing N 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 4276: During which condition should the operator of a pedestal crane shutdown operations?
N a. Lightning in the vicinity N b. An approaching squall line N c. A fire on the pier Y d. All of the above