Browse all practice questions for the Deck General and Deck Safety Practice Test. Search by topic, open any question and review its full explanation, then test yourself in the practice quiz.

Master the Waves with Deck General & Safety Test 2026 – Navigate Your Future with Confidence! course image
More practice questions

These questions are part of the practice quiz. Start practicing

  • Federal law prohibits the consumption of alcohol within ______?
  • Carbon dioxide extinguishes the fire by which mechanism?
  • What are the main goals of watchkeeping?
  • What are beacons?
  • In an emergency, which device should be activated immediately to alert authorities?
  • What are the three most common types of cargo blocks seen on ships?
  • If you cannot determine which side a person fell overboard on, what immediate action should you take on a small boat?
  • Before taking survivors on board, what should you do to access them?
  • A front which is moving at a speed of less than about 5 knots is a ______ front
  • Roller chocks as fairlead components are used to do what?
  • Which document lists crew stations and duties for emergencies?
  • Annex I is ______?
  • In docking operations, which line is described as a forward spring?
  • What turn is the ideal method in reduced visibility?
  • If an object is located directly off your bow, what is its bearing?
  • Displacement refers to ______?
  • Bank cushion near a bank tends to push the bow outward and pull the stern toward the bank. Which choice correctly describes this effect?
  • Bank cushion when a vessel travels close and parallel to a bank or seawall tends to:
  • Define atmospheric pressure.
  • If you were sailing in the North Pacific and were interested in the ice and iceberg limits, where could you find this information?
  • Radiation refers to heat transfer that occurs across an intervening air space with no material substance involved.
  • Which two framing types are described as being combined in mixed framing?
  • During safety drills, crew must report to their stations and perform duties assigned to them on what document?
  • Deviation is defined as the difference between which two headings?
  • Electronic navigation obtains a vessel's position by:
  • How often is the Notice to Mariners published?
  • Which option accurately states one of the exemptions to the safe manning requirements?
  • Which fire suppression system is specifically designed for engine and machinery spaces on newer ships and is not a sprinkler system?
  • If you fix your position using objects, what should the objects be?
  • What is a valuable tool to determine your position?
  • Which category of fire includes cloth, wood, and paper?
  • What is the primary purpose of a fairlead aboard a vessel?
  • Under the Oil Pollution Act 1990, oil includes which categories?
  • What is used to inflate the life raft?
  • If a vessel's bow is embedded in the beam of another vessel and safe to do so, what action should you take?
  • Failure to render aid in a collision, without reasonable cause, can bring up to ______?
  • Which color signaling device would be appropriate for night signaling?
  • How many minutes are in one degree of latitude?
  • The period of validity for a Merchant Mariner credential is ______?
  • Inflatable life rafts must be ______ approved
  • Name the three elements of weather.
  • It is prohibited to use ______ on the oil to sink it.
  • Which knot is used to tie two equal-size lines together and will not slip and is easy to untie?
  • What does G represent in ship stability terms?
  • What is an excellent tool to determine your distance off land?
  • In a river with a strong current, the flowing water will:
  • What is automatically activated when the life raft inflates?
  • The equator is ______ latitude.
  • What is the daytime signal that indicates the best landing location?
  • Operating near shore with a large wake can lead to which consequences?
  • Which daytime signaling method uses reflective surfaces to catch sunlight and attract attention?
  • When distress signals are used with other signals, which of the following is an example?
  • Radiation is ______?
  • Which statement best describes the accessibility of life-saving equipment?
  • What is the period of validity for a Merchant Mariner credential?
  • What safety precaution is recommended when handling wire rope?
  • The movement that describes a vessel deflecting side to side about its lengthwise axis is known as what?
  • When looking at a paper chart ______ is at the top and ______ is at the bottom.
  • In an emergency, the ______ should be activated immediately
  • To determine the number of portable fire extinguishers required on an inspected vessel, you should check the ______?
  • Tides are the rise and fall of sea levels caused by the combined effects of which forces?
  • If more than one raft is manned after sinking, you should ______?
  • Which items can be used as fairleads aboard a vessel?
  • Displacement is a measure of what in a vessel afloat?
  • A distress signal may be used individually or in conjunction with other distress signals, such as ______?
  • What provides the fastest knockdown of fires from hydrocarbon fuels?
  • Annex I relates to which pollutant category?
  • PFDs should be marked with ______ and ______.
  • Wake reduction indicates that:
  • What type of rigging is a luff tackle?
  • A fire suppression system found on newer ships for engine and machinery space fires (NOT A SPRINKLER SYSTEM)
  • A magnetic compass card is marked in ______ degrees
  • The long center part of the anchor running between ring and crown is called the ______?
  • Which factor is least relevant when planning docking lines?
  • And occluded front is usually caused by ______?
  • Knots is a speed term meaning ______?
  • Which front is formed when a cold air mass overtakes a warm air mass?
  • A single whip consists of which arrangement?
  • ______ and ______ are arranged in the design of a vessel so that water shipped in a heavy sea may move freely across or along the deck and overboard.
  • A hand holds or a righting strap is fitted on the underside of the raft to the right of the raft in case it ______.
  • What is Annex I?
  • Which pair of terms is used to describe deck shaping that helps water move across or along the deck?
  • What channel is the international hailing and distress frequency?
  • Which type of fire involves combustible metals and lithium ion batteries?
  • The algebraic sum of the variation and deviation is sometimes referred to as ______.
  • Which best describes the recommended preparation for rescuing survivors alongside a vessel?
  • The veering or 'fishtailing' of the vessel being towed on the end of a tow line is called
  • Mixed framing combines ______ and ______ framing.
  • If your vessel is required to have a fire axe onboard, where should it be stored?
  • Which of the following is an example of a periodic current?
  • Which of the following actions is specifically listed as a consideration after a collision?
  • Which channel is used for international hailing and distress by marine VHF?
  • If your barometer is steadily rising, what can you expect?
  • Which chart would mariners use to assess ice and iceberg limits in the North Pacific?
  • Which statement about setting and drift is true?
  • An advantage of an ABC dry chemical over carbon dioxide extinguisher is the ______?
  • Which statement best describes the arrangement of screws on twin-screw boats to maximize maneuverability?
  • During tow operations, who should monitor the tow and the surrounding environmental conditions?
  • What is a cold front?
  • What does it mean when a vessel is described as 'stiff'?
  • On twin-screw boats, where are the propellers typically located relative to the center line?
  • Fire is a ______?
  • Red flares are appropriate at night.
  • In a block and tackle rove to advantage, which part of the tackle leads through the moveable block?
  • During a Williamson turn, if the vessel has swung about 60° from the original course heading, what action should be taken?
  • Displacement is defined as the number of long tons of water displaced by a vessel when afloat. Which option restates this concept?
  • Which extinguishing agent leaves no corrosive residue and does not conduct electricity?
  • If during a collision one vessel's bow becomes embedded in the other vessel's beam and it is safe to do so, what should you do?
  • Which of the following is NOT a common type of cargo block?
  • Class D fires involve ______?
  • Which color is not used in lighted navigation aids?
  • Under which conditions is the Anderson turn most appropriate for MOB recovery?
  • Which two terms describe the deck design features that manage water on deck?
  • The passing of a low pressure system can be determined by periodically checking the ______?
  • The Prime Meridian corresponds to which longitude value?
  • CO2 extinguishes fire by ______?
  • A vessel swings the ship to ______ to account for deviation.
  • On twin-screw vessels, what is the typical rotation arrangement of the screws?
  • If storm conditions are forecasted, you should:
  • What happens to the visibility after a cold front passes?
  • How should you adjust the anchor line if the bottom is sandy and drag is observed?
  • To verify position and measure distance off shore, mariners commonly rely on which navigation technology?
  • True or false: all life-saving equipment should be readily accessible for use.
  • The hurricane season in the North Atlantic Ocean reaches its peak during the month of______?
  • Define the Coast Pilot NOAA.
  • Which two terms describe the deck shaping that allows water to move freely across or along the deck in a heavy sea?
  • The Prime Meridian is ______ longitude.
  • Class A fires involve ______?
  • Which two framing types are combined in mixed framing?
  • Which knot is commonly used to secure a rope to a post or spar and is simple and quick to tie?
  • True bearing is the direction of an object from the observer measured clockwise from which reference?
  • Which statement about CO2 extinguishing agents is true for electrical fires?
  • Situational awareness requires awareness of what two factors at all times during towing?
  • Which of the following is not listed as an element of weather?
  • To measure distance on a chart, you always use the following scale?
  • When is an object defined as stable?
  • At night, when an aircraft ditches near your ship, what is the recommended use of your searchlight?
  • What component is described as 'one or more pulleys or sheaves confined in a wood or metal frame'?
  • To determine the variation of a particular area, you inspect the ______.
  • Which organization approves inflatable life rafts for maritime use?
  • Which cloud type is typically linked to thunderstorms and heavy vertical development?
  • During docking, not yet alongside, which line is most useful for maneuvering alongside the pier?
  • What is the Notice to Mariners (NTM)?
  • Which action is listed as a consideration after a collision?
  • Rolling period is measured in which unit?
  • Which extinguishing agent is described as multipurpose and suitable for multiple fire types?
  • What is the rolling period of a vessel?
  • Which term describes the speed term meaning Nautical miles per hour?
  • What is the primary purpose of a barometer?
  • Which pair completes the statement about mixed framing?
  • Which statement about the Anderson turn is true?
  • What is one of the few exemptions to the safe manning requirement?
  • What cloud is the classic thunderhead?
  • Which extinguishing agent works by blanketing the fire to prevent oxygen in the air from contacting the fire or vapour?
  • Define variation
  • An anemometer is an instrument for ______?
  • For used nylon rope in good condition, what is the normal safe working load as a percentage of breaking strain?
  • What four colours are used in lighted navigation aids?
  • To find a magnetic compass course from a true course you must apply
  • Define a fix.
  • A block in rigging is defined as which of the following?
  • Which item should a PFD feature besides the vessel's name?
  • The equator corresponds to which latitude value?
  • What material can be used to make temporary repairs on a vessel taking on water?
  • Which term describes the curvature in the tow line that helps absorb shock during towing?
  • What is a barograph?
  • Pitch is defined as what in relation to the propeller?
  • If there is a fire in the engine room, what is the first act you should take?
  • Direction of an object from the observer measured clockwise from the ship bow is ______.
  • On a small boat, if someone fell overboard and you did not know over which side the person fell, you should ______?
  • Safe distance is ______.
  • Direction of an object from the observer measured clockwise from true north is called ______?
  • What is the major drawback of using large amounts of water for fire prevention on a vessel?
  • What is each position on this navy style nozzle?
  • ______ is an inert, non-reactive, non-conducting gas commonly found in portable, semi-portable, and large fixed systems.
  • What are the primary contributing factors in recent marine casualties?
  • Where should you verify the number of portable extinguishers required on a vessel?
  • What is an example of a special housing chain stopper?
  • What is it called when the tow line takes sudden and hard tension, usually jerking the line out of the water?
  • The compass rose on charts helps determine which navigational variable for a region?
  • During which month does the North Atlantic hurricane season reach its maximum activity?
  • How long are red rocket parachute flares approved for?
  • Which statement best describes the main goals of watchkeeping?
  • In MARPOL, Annex I addresses which substance?
  • How far away can a whistle be heard in favourable weather conditions?
  • A dead reckoning shows the position the vessel would be at given ______.
  • On a sand bottom, what action should you take when the anchor starts to drag?
  • What is the spoken emergency signal for a distress signal over radio?
  • A magnetic compass always points to ______?
  • Which statement about fairleads is true?
  • Which turn is identified as the ideal method in reduced visibility?
  • What term describes the angular difference between true north and magnetic north at a location?
  • When towing astern, it is necessary to maintain a ______?
  • What is the key to the most rapid and effective response to a fire explosion?
  • By day, the signal meaning 'this is the best place to land' would be which signal?
  • To calculate setting and drift you need ______.
  • Requirement that watch standers shall be fit for duty and the determination by ______?
  • What is described as the fastest recovery method for recovering a person overboard?
  • How fast do Gale winds go?
  • What three things are appropriate life-saving signals for the day time?
  • If a vessel returns to upright after a disturbance due to an external force, what term describes its behavior?
  • The most important thing to do upon discovering a fire, before any actual firefighting begins, is to ______?
  • The Coast Pilot NOAA provides navigation instructions for which area?
  • The term oil, as defined in the oil pollution act 1990 means ______?
  • In shallow water, which practice helps determine water depth before maneuvering?
  • Longitudinal bodily motion of a vessel is called what?
  • Which corrections are applied to convert a true course to a magnetic compass course?
  • Annex I of MARPOL addresses which category?
  • A periodic current is defined as which of the following?
Subscribe

Get the latest from Examzify

You can unsubscribe at any time. Read our privacy policy