USCG General Deck: Master's License

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.


75: Frames to which the tank top and bottom shell are fastened are called __________.


84: The ceiling is __________.


92: You start a centrifugal cargo pump to discharge cargo. The pump works for a while and then loses suction. This could be caused by __________.


142: What is NOT an advantage of centrifugal pumps over reciprocating pumps?

    N a. They pump more cargo in less time.
    N b. They are smaller for equivalent pumping ability.
    N c. They are less expensive.
    Y d. They require priming for stripping.

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

166: The distance gained in the direction of the original course when you are making a turn is known as __________.

    Y a. advance
    N b. drift
    N c. tactical diameter
    N d. transfer

253: The forward movement of a vessel in one revolution of its propeller is measured by __________.

    N a. advance
    N b. head reach
    Y c. the pitch
    N d. transfer

281: Which action will take place if a crew member is replaced in a U.S. port after foreign articles have been signed, and the ship proceeds foreign?

    N a. The Master will remove the replaced man's name from the Certified Crew List but not from the articles.
    Y b. The name of the new man is added to the articles but not to the Certified Crew List.
    N c. The U.S. Consul will remove the replaced man's name from the Certified Crew List.
    N d. The U.S. Consul will add the new man's name to the Certified Crew List.

320: Containers of flammable solids should be conspicuously labeled by the shipper with a __________.

    N a. green label
    Y b. red and white label
    N c. orange label
    N d. yellow label

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

492: You are the Master of a 500-gross ton passenger vessel operating on rivers. Your vessel accidentally runs aground. Under the regulations for passenger vessels, you must notify the __________.

    N a. Coast Guard, only if the grounding results in injury to personnel
    N b. Coast Guard, only if the grounding results in damage to property in excess of $(SA)25,000
    Y c. nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible
    N d. Coast Guard, only if the grounding results in loss of life

522: You are onboard a 120 GT uninspected sea going tug which carries one Master and one Mate of Towing Vessels and four (4) seamen when underway. How many of the four seamen must have a rating as able seamen if the voyage is under 600 miles?

    N a. 4
    N b. 3
    Y c. 2
    N d. 1

549: Your vessel is taking on cargo oil when a small leak develops in the hose. You order the pumping stopped. Before you resume pumping, you should __________.

    N a. notify the terminal superintendent
    N b. place a large drip pan under the leak and plug the scuppers
    N c. repair the hose with a patch
    Y d. replace the hose

604: The term "lee side" refers to the __________.

    N a. side of the vessel exposed to the wind
    Y b. side of the vessel sheltered from the wind
    N c. port side
    N d. starboard side

637: A tow bridle is attached to the main tow hawser at the __________.

    N a. bight ring
    N b. tow hook
    Y c. fishplate
    N d. swivel

739: Camphor oil is classified as a grade __________.

    N a. A
    N b. C
    Y c. D
    N d. E

752: A lot of special cargo of similar cartons as shown is to be loaded. What is the total cubic capacity the consignment will occupy if you assume 10% broken stowage? (D042DG )

    N a. 51 cubic feet (1.5 cubic meters)
    N b. 58 cubic feet (1.7 cubic meters)
    Y c. 65 cubic feet (2.0 cubic meters)
    N d. 336 cubic feet (10 cubic meters)

814: In the manufacture of line, plant fibers are twisted together to form __________.

    N a. cable
    N b. line
    N c. strands
    Y d. yarns

891: A seaman assaults the Second Mate and injures him with a beer bottle while the ship is at sea. The incident is logged in the Official Logbook. In subsequent suspension and revocation proceedings against the seaman, according to the regulations, __________.

    N a. the Second Mate and the Master must testify as to the facts of the assault
    N b. the case will be dismissed if the logbook entries are improperly made
    Y c. the logbook entry is prima facie evidence of the facts if it complies with the law
    N d. the logbook is inadmissible if the logbook entries do not conform to the law

940: When selecting the fuel oil tanks for the "burn-out" of bunkers during a voyage consideration of all of the following must be taken with the EXCEPTION of __________.

    Y a. flashpoint
    N b. stability
    N c. trim
    N d. list

1124: Which material makes the strongest mooring line?

    N a. Sisal
    N b. Manila
    Y c. Nylon
    N d. Polyethylene

1156: The best time to work a boat into a slip is __________.

    N a. when the wind is against you
    N b. with the current setting against you
    Y c. at slack water
    N d. with a cross current

1165: The Muster List ("Station Bill") shows each person's lifeboat station, duties during abandonment, basic instructions, and __________.

    Y a. all emergency signals
    N b. instructions for lowering the lifeboats
    N c. the time each weekly drill will be held
    N d. work schedule

1175: You have arrived at your anchorage location. You have put the engines astern prior to letting go the anchor. How will you know when the vessel has stopped making way?

    N a. The ship's Doppler log reads zero
    Y b. The backwash of the propeller reaches amidships
    N c. An azimuth bearing on the beam remains steady
    N d. All of the above

1182: Your vessel must moor port side to a berth limited by vessels ahead and astern using a single tug. You are stemming a slight current and there is a light breeze of the dock. Your tug should be made up to the vessel's __________.

    N a. stern on a hawser
    N b. quarter
    N c. waist
    Y d. bow

1292: The Articles of Agreement __________.

    N a. is also known as a Merchant Mariner's Document
    N b. designates the quarters a seaman will occupy during a voyage
    Y c. advises the crew of the conditions of employment
    N d. are signed by each crewmember at the end of the voyage

1320: A cofferdam is __________.

    N a. any deck below the main deck and above the lowest deck
    N b. a member that gives fore-and-aft strength
    Y c. made by placing two bulkheads a few feet apart
    N d. a heavy fore-and-aft beam under the deck

1452: The helm command "Check her" means __________.

    N a. test the steering control
    N b. read the compass heading
    N c. stop the swing using hard over rudder
    Y d. slow the swing using moderate rudder

1556: When anchoring, good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use __________.

    N a. the same ratio
    N b. more chain for each fathom of depth
    Y c. less chain for each fathom of depth
    N d. two anchors with the same ratio of chain

1608: Your ship is dead in the water with the rudder amidships. As the right-handed screw starts to turn ahead, the bow will tend to go __________.

    N a. to starboard
    Y b. to port
    N c. straight ahead
    N d. as influenced by the tide and sea

1703: What is the stress on the hauling part when lifting a 4,200 lbs. weight using a threefold purchase rove to advantage? (Allow 10 percent of the weight per sheave for friction.)

    N a. 571.4
    N b. 715.2
    Y c. 960
    N d. 1066.7

1815: "Ease the rudder" means to __________.

    N a. steer the course which is your present heading
    N b. move the rudder slowly in the direction of the most recent rudder command
    N c. bring the rudder amidships
    Y d. decrease the rudder angle

1821: While towing, what is the principal danger in attempting to swing a barge on a short hawser in order to slow the barge's speed?

    N a. The barge may capsize from the sharp turn.
    Y 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 when turning too quickly.
    N d. Dangerous wakes may result from the swinging barge and capsize the tug.

1858: The easiest way to anchor a vessel in a current is to __________.

    N a. stem the current and make very slow headway when the anchor is dropped
    Y b. stem the current and be falling aft very slowly when the anchor is dropped
    N c. stem the current and endeavor to make neither headway nor sternway when the anchor is dropped
    N d. stop all headway through the water and keep the current astern when the anchor is dropped

1956: Which lien against a vessel would be settled FIRST?

    N a. Maintenance and cure
    N b. Vessel mortgage
    Y c. Salvage lien
    N d. Ship repairer's lien

2007: The helm command "shift your rudder" means __________.

    N a. double your rudder angle or go to full rudder
    Y b. change from right rudder to left rudder an equal number of degrees
    N c. bring your rudder amidships
    N d. check the swing of the vessel

2043: A mooring line that prevents a vessel from moving sideways away from the dock is a __________.

    N a. bow line
    Y b. breast line
    N c. stern line
    N d. spring line

2102: A seaman deserts the vessel in a foreign port. What should the Master do with any of the deserter's personal effects remaining on board?

    N a. Sell them at auction and deposit the money in the ship's morale or welfare fund.
    N b. Donate them to a local charity upon return to the United States.
    Y c. Transfer them to the appropriate district court of the U.S. at the end of the voyage.
    N d. Inventory them, make an appropriate entry in the Official Logbook and dispose of them at sea.

2128: Several merchant ships are arriving at the scene of a distress incident. One of the them must assume the duties of the Coordinator Surface Search (CSS). Which of the following statements is TRUE?

    N a. CSS duties are always assumed by passenger vessels, dry cargo vessels, or tankers in that order of precedence.
    Y b. The CSS must be established by mutual agreement between the ships concerned.
    N c. A tank vessel should never be assigned CSS duties unless only tank vessels are present.
    N d. The first vessel to arrive at the distress incident is designated as the CSS.

2156: You are standing watch on entering port and the Master gives a rudder command which conflicts with a rudder command from the Pilot. You should ensure the helmsman __________.

    Y a. obeys the Master
    N b. obeys the Pilot
    N c. brings the rudder to a position midway between the two conflicting positions
    N d. asks the Pilot if he has relinquished control

2214: You are conducting trials to determine the maneuvering characteristics of your vessel. While making a turn, you take ranges and bearings of an isolated light with the results as shown. Based on this information, what is the advance for a turn of 90°? (D034DG )

    N a. 820 yards
    Y b. 870 yards
    N c. 930 yards
    N d. 975 yards

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

2494: The major components which determine the length of a catenary in a deployed anchor cable are water depth, cable weight, and __________.

    Y a. cable tension
    N b. water temperature
    N c. bottom conditions
    N d. water density

2672: The term "scantlings" refers to the __________.

    N a. draft of a vessel
    Y b. measurements of structural members
    N c. requirements for ship's gear
    N d. placement of a vessel's load line

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

2699: The thickness of a 30.6 pound plate is __________.

    N a. 3/8"
    N b. 1/2"
    Y c. 3/4"
    N d. 1"

2785: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message by rapid transmission which does not require a higher precedence. Which precedence would you assign this message?

    N a. P (PRIORITY)
    Y b. R (ROUTINE)
    N c. O (IMMEDIATE)
    N d. Z (FLASH)

2852: On a small passenger vessel the collision bulkhead is __________.

    N a. amidships forward of the engine room
    N b. just forward of the steering compartment
    N c. in the engine room
    Y d. A distance of 5% to 15% of the waterline length abaft the stem measured at the load waterline

2944: Your ship is navigating independently in heavy ice when it becomes beset. Which statement is FALSE?

    N a. The vessel will most likely require an icebreaker to free her.
    N b. The vessel may be able to free herself by pumping ballast from side to side.
    Y c. The propeller is more susceptible to ice damage when turning slowly than when stopped.
    N d. It is advisable to clear the rudder area of ice by using ahead turns before backing down.

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

3110: The number or name of a tank barge shall be __________.

    N a. displayed in at least 4 different positions on the barge
    N b. carved on a wooden board and attached to the barge's hull
    N c. displayed as close to the navigation lights as possible
    Y d. displayed at the highest point of the barge's hull such that it can be seen from either side

3451: After inventorying the Naval Control of Shipping publications you find there is no copy of ATP-2, Volume II "Allied Control of Shipping Manual - Bridge Supplement". You should ask for a replacement from the __________.

    Y a. Maritime Administration
    N b. Coast Guard
    N c. Chief of Naval Operations
    N d. local Operational Control Authority

3476: The strongest method of forming an eye in wire rope is using __________.

    N a. three wire rope clamps
    N b. an eye splice with four or five tucks
    N c. a thimble fastened with four or five tucks
    Y d. a wire rope socket attached with zinc

3556: The choice of length of tow bridle legs is governed by the __________.

    N a. expected towing forces
    N b. capability of retrieving gear
    N c. freeboard of the unit being towed
    Y d. need to reduce yaw

3680: What is the penalty for willfully damaging cargo?

    Y a. Forfeiture of wages equal to the value of the damage and, if ordered by the court, imprisonment for not more than 12 months
    N b. Fine equal to the value of the damage plus a 1000 dollar penalty and/or imprisonment not to exceed 2 years
    N c. Fine not to exceed the value of the damage and/or imprisonment not to exceed 18 months
    N d. Revocation of Merchant Mariner's Document (and license if applicable), fine equal to the value of the damage or imprisonment for not more than 2 years

3681: While you are on watch entering port, the Master gives the helmsman a rudder command which conflicts with a rudder command from the Pilot. You should make sure the helmsman __________.

    N a. obeys the Pilot
    Y b. obeys the Master
    N c. asks you for instructions
    N d. brings the rudder to a point midway between the two conflicting positions

4069: The horizontal fore-and-aft movement of a vessel is called __________.

    N a. yaw
    N b. sway
    N c. heave
    Y d. surge

4187: Which of the following is the stated proper sequence before commencing cargo operations aboard Ro-Ro vessels?

    N a. Start ventilation, lower the ramp, notify engine room
    N b. Lower the ramp, start ventilation, notify engine room
    Y c. Notify engine room, lower the ramp, start ventilation
    N d. Start ventilation, notify engine room, lower the ramp

4223: What does item "A" refer to in this illustration of a 30-ton pedestal crane? (D045DG )

    N a. Boom luffing falls
    Y b. Cargo hoist falls
    N c. Remote block tagline system
    N d. Slewing cable

4245: What is meant by the term "level-luffing" a crane?

    Y a. Luffing while the load remains at a constant height
    N b. Maintaining the boom at a constant height
    N c. Slewing the boom left or right in a level planet
    N d. None of the above