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Deck Officer — MODU
Showing 150 of 150 questions
INLAND ONLY Which term is NOT defined in the Inland Navigation Rules?
Tropical cyclones normally form within which of the following belts of latitude?
The DEEP DRILLER, at 60.0 feet draft in sea water, discharges 275.8 long tons. What is the new draft?
INLAND ONLY Which of the following may be displayed by a law enforcement boat?
A storm's track is characterized by all of the following except __________.
An uncontrolled flow of gas, oil, or other well fluids into the atmosphere is called a __________.
INLAND ONLY Which of the following is indicated by a vessel displaying a flashing blue light?
Which causes the Earth's irregular heating?
If the DEEP DRILLER is damaged, the unit is designed to avoid downflooding in wind speeds up to __________.
BOTH INTERNATIONAL & INLAND By definition which vessel is unable to keep out of the way of another vessel?
If the current and wind are in the same direction, what does the sea surface represent concern the true wind speed?
The Cantilever Beam Load Chart for the COASTAL DRILLER shows the limits in the hook setback conductor tension, and ____...
BOTH INTERNATIONAL & INLAND A vessel that is defined as "restricted in her ability to maneuver" is unable to keep out o...
An air mass that has moved down from Canada would most likely have which symbols?
What type of test determines the pressure at which the formation immediately below the last set casing will take fluid?
INTERNATIONAL ONLY You intend to overtake a vessel in a narrow channel on its port side. The vessel to be overtaken has...
Ascending and descending air masses with different temperatures is part of an important heat transmitting process in ou...
The size of fire hydrant hose connections on a cargo vessel must be either 1-1/2 inches or __________.
INTERNATIONAL ONLY You are operating a vessel in a narrow channel. Your vessel must stay within the channel to be navig...
Which is TRUE of the velocity of the current in large coastal harbors?
When hanging off drill pipe in emergency situations aboard a MODU, the preferred location of the drill bit is _________...
BOTH INTERNATIONAL & INLAND In which situation do the Rules require both vessels to change course?
You will find daily information about the duration of slack water in a port on the Atlantic Coast in which publication?
Scouring usually occurs with soils such as __________.
BOTH INTERNATIONAL & INLAND When two power-driven vessels are meeting head-on and there is a risk of collision, which a...
What shall be conducted during a fire and boat drill?
Keeping the draft of a MODU at or below the load line mark will ensure that the unit has adequate __________.
BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown in illustration D017RR below. Vessel "B" shoul...
According to the Lifesaving regulations in Subchapter W, fire and abandon ship drills must be held within 24 hours of l...
The effect of ocean currents is usually more evident on a rig being towed than on a tug navigating independently becaus...
BOTH INTERNATIONAL & INLAND Which is TRUE of a power-driven stand-on vessel?
Where would spontaneous combustion most likely occur?
Subtracting the height of the center of gravity corrected for transverse free surface effects from the height of the tr...
BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist...
When is firefighting foam most effective?
Lighter longitudinal stiffening frames on the MODU side plating are called __________.
BOTH INTERNATIONAL & INLAND You are underway in heavy fog. You hear the fog signal of a vessel which is somewhere ahead...
Which extinguishing agent is most effective on a mattress fire?
Use of air gaps in excess of that stated in the Limits of Elevated Service for the COASTAL DRILLER could result in ____...
BOTH INTERNATIONAL & INLAND You are underway in restricted visibility. You hear the fog signal of another vessel about ...
What is the chemical reaction process involving Class K portable fire extinguisher agents known as?
If a man falls overboard from a rig under tow, you should FIRST __________.
BOTH INTERNATIONAL & INLAND Which vessel is the stand-on vessel when two vessels crossing in fog are NOT in sight of on...
Dry chemical fire extinguishers are effective on which type(s) of fire?
While drilling loaded as shown in Sample Load Form Number 4 (Drilling), the DEEP DRILLER suffers a sudden unexpected st...
BOTH INTERNATIONAL & INLAND The steering and sailing rules for vessels in restricted visibility apply to vessels ______...
What is the function of the bypass valve on the self-contained breathing apparatus?
What is the effect of high concentrations of H2S gas on personnel?
INTERNATIONAL ONLY Which light(s) shall a single vessel being towed alongside show?
A definite advantage of using water as a fire extinguishing agent is because of which characteristic?
A qualified person must be assigned as the second in command of a lifeboat on a MODU if the lifeboat has a capacity of ...
INTERNATIONAL ONLY You have sighted three red lights in a vertical line on another vessel dead ahead at night. Which ve...
Which action is routinely performed at the annual servicing and inspection of a dry chemical cartridge- operated portabl...
Which of the following would be the most probable location to encounter explosive and flammable gasses on a MODU?
BOTH INTERNATIONAL & INLAND In which situation would risk of collision definitely exist?
Which statement describes the primary process by which fires are extinguished by dry chemical?
The COASTAL DRILLER is observed to be level at a draft of 10 feet 6 inches. At the same time, the calculated load form ...
BOTH INTERNATIONAL & INLAND You are on Vessel "A" engaged in fishing in a narrow channel as shown in illustration D037R...
Recharging a previously used cartridge operated dry chemical extinguisher is accomplished by __________.
What are the vertical moments for 14.0 feet of drill water in the COASTAL DRILLER's #1 drill water tank?
BOTH INTERNATIONAL & INLAND When in sight of another vessel and there is sufficient sea room, any action taken to avoid...
An obstruction on a helideck is any object that might present a hazard to the __________.
With a rig in tow, there is immediate danger to the tug in the event of the __________.
BOTH INTERNATIONAL & INLAND A traffic separation zone is that part of a traffic separation scheme which __________.
Extended cyclical variations in tensions will cause an anchor chain to break due to __________.
A jack-up displacing 350,000 cubic feet while floating in sea water (64 pounds per cubic foot) weighs __________.
BOTH INTERNATIONAL & INLAND When do the Rules state that risk of collision shall be deemed to exist?
The U.S. Navy Light Weight(LWT) anchor has two angular positions for the flukes. These are __________.
While loaded as shown in the DEEP DRILLER Sample Load Form #3 (Preparing to Drill), all of the casing is discharged. Wh...
INTERNATIONAL ONLY A wing in ground (WIG) craft cannot comply with the spacing requirement for masthead lights. What is...
A link on an anchor chain should be replaced when wear or grinding of surface cracks has reduced the cross- section area...
A weight of 1,000 kips is equivalent to __________.
INLAND ONLY The masthead light may be located at other than the fore and aft centerline on which power- driven vessel?
What is it called when you sort accident victims according to the severity of their injuries?
The DEEP DRILLER is loaded as shown in Sample Load Form #4. While the unit is deballasting, port valve 5 fails in the c...
INLAND ONLY Which statement is TRUE concerning lighting requirements for Great Lakes vessels?
If you find a victim that is unconscious. What vital signs is an immediate threat to life?
What is the minimum concentration of H2S which can cause death if a person is exposed for even an instant?
INLAND ONLY A power-driven vessel when pushing ahead or towing alongside on the Western Rivers (above the Huey P. Long ...
As a last resort, what can a tourniquet be used for?
When the COASTAL DRILLER is loaded as shown in the sample load form Number 3 (drilling), the hook load is placed in the...
INLAND ONLY Vessels "A" and "B" are meeting on a river as shown in illustration D041RR below and will pass 1/4 mile apa...
Ordinarily, bleeding from a vein may be controlled by what method?
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of longitudinal moment...
INLAND ONLY A barge more than 50 meters long is required to show how many white anchor lights when anchored in a Secret...
When must the Master of a vessel log the position of load line marks in relation to the surface of the water in the Off...
Why is electrical power preferred over mechanical power for driving heavy machinery on drilling rigs?
BOTH INTERNATIONAL & INLAND You see ONLY the light shown in illustration D080RR below. Which type of vessel are you obs...
The COASTAL DRILLER is operating with a wave clearance of about 20 feet. The out-of-level alarm sounds, and the unit is...
BOTH INTERNATIONAL & INLAND A vessel displaying the shape shown in illustration D010RR below is which of the following?
Where are self-closing doors required on a MODU?
If the result of loading a MODU is an increase in the height of the center of gravity, there will always be an increase...
BOTH INTERNATIONAL & INLAND Which of the following describes a vessel exhibiting the lights shown in illustration D084R...
To determine the number of industrial personnel allowed on a mobile offshore drilling unit, you should check the ______...
The two factors which make underwater hull repair of a MODU difficult are accessibility and the __________.
BOTH INTERNATIONAL & INLAND The stern light shall be positioned such that it will show from dead astern to how many deg...
On offshore drilling units, the number of industrial personnel permitted to be on board during drilling operations is f...
The COASTAL DRILLER is loaded as shown in the Sample Load Form Number 1 (Rig Move). If the contents of the No.1 drill w...
BOTH INTERNATIONAL & INLAND Which is TRUE of a tugboat displaying the shape shown in illustration D010RR below?
Annual inspection of MODU cranes shall be conducted by __________.
While the COASTAL DRILLER is elevated, the out-of-level alarm indicates that hull inclination exceeds 0.3°. What should...
INLAND ONLY What signal is a power-driven vessel, when leaving a dock or berth, required to sound?
Offshore drilling units that are on an international voyage must have a portable radio apparatus that meets specific re...
On the COASTAL DRILLER, the maximum aft extension of the cantilever places the rotary __________.
INLAND ONLY You are underway in a narrow channel, and are being overtaken by another power-driven vessel. The overtakin...
The generators on your rig have shut down, leaving you without navigation lights. Which emergency signal would you tran...
The height of the transverse metacenter of the Coastal Driller at a displacement of 13,050 kips is __________.
INTERNATIONAL ONLY A vessel sounds two short blasts. What does this indicate?
The immersion suit requirements for MODU's apply to units operating in the Atlantic Ocean above __________.
In case of damage to the DEEP DRILLER on location, the immediate objective is to reduce the unexpected inclination and ...
INTERNATIONAL ONLY Two power-driven vessels are meeting. What would a two-blast whistle signal by either vessel mean?
Where would you find the FCC authorization for transmitting on your rig's EPIRB?
The DEEP DRILLER is loaded as shown in the Sample Load Form #4 (Drilling). What would be the weight of the mud in pit #...
BOTH INTERNATIONAL & INLAND Which is the duration of each prolonged blast on whistle signals used by a power-driven ves...
The Master or person in charge on a MODU shall insure that line throwing equipment is not operated __________.
The COASTAL DRILLER has sufficient reserve stability to overcome damage due to flooding of any one watertight compartme...
BOTH INTERNATIONAL & INLAND What is the duration of each blast of the whistle signals used in head-on and/or crossing s...
At the required fire drill, all persons must report to their stations and demonstrate their ability to perform the duti...
A person on a fixed or floating platform engaged in oil exploration located 10 nautical miles from nearest land MAY dis...
BOTH INTERNATIONAL & INLAND Which of the signals, other than a distress signal, can be used by a vessel to attract atte...
A jack-up drilling rig being towed must __________.
In case of major damage to column C1P while the DEEP DRILLER is on location, you should pump from port- forward lower-hu...
BOTH INTERNATIONAL & INLAND What is the minimum sound signaling equipment required aboard a vessel 10 meters in length?
The person assigned to command a lifeboat or inflatable liferaft on a MODU shall have a list of the persons assigned to...
If the charted water depth is 200 feet, the limits of service for the COASTAL DRILLER require an air gap of __________.
BOTH INTERNATIONAL & INLAND Which statement is TRUE regarding equipment for sound signals?
During the required periodic abandon ship drill aboard a MODU, each person not assigned duties in the muster list is __...
The COASTAL DRILLER, loaded as shown in the Sample Load Form #3 (Drilling), dumps all the mud in pits 1, 2, 3, and 4. W...
BOTH INTERNATIONAL & INLAND Two power-driven vessels are crossing as shown in illustration D042RR below. Vessel "A" sou...
A life preserver or buoyant work vest is required to be worn on a MODU when a person is __________.
Laying down drill pipe from the derrick of a semisubmersible on location reduces the __________.
BOTH INTERNATIONAL & INLAND A vessel nearing a bend where other vessels may be obscured is required to sound which sign...
The Muster List ("Station Bill") shows each person's lifeboat station, duties during abandonment, basic instructions, a...
While being towed at a 19.5-foot draft, the DEEP DRILLER experiences single amplitude rolls of 10° with a period of 8 s...
BOTH INTERNATIONAL & INLAND Which vessel(s) is/are required to sound a fog signal of one prolonged followed by two short...
In how many locations must lifeboats be installed on a mobile offshore drilling unit?
On the COASTAL DRILLER, in case one of the two bilge pits is flooded, the other can operate through a(n)__________.
BOTH INTERNATIONAL & INLAND What is the required fog signal for a manned vessel being towed at night?
Which statement about immersion suits is TRUE?
The ship's drawings for use when the DEEP DRILLER is damaged are available in the __________.
BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound which fog signal?
You are testing the external inflation bladder on an immersion suit and find it has a very slow leak. Which is the BEST...
A small fuel spillage has occurred during helicopter refueling. After the leak has been stopped and fire-control person...
BOTH INTERNATIONAL & INLAND You hear the firing of a gun at one-minute intervals from another vessel. What does this sig...
How is the external flotation bladder of an immersion suit inflated?
The full period of motion of the DEEP DRILLER while tripping is 10 seconds and the maximum pitch angle as seen on the i...
BOTH INTERNATIONAL & INLAND What does the continuous sounding of a fog whistle by a vessel indicate?
When should the external inflation bladder on an immersion suit be inflated?
The DEEP DRILLER is moored in 600 feet of water. The tension on anchor line #8 is 190 kips. What is the vertical compon...