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单选题
When riveted joints occur at the ends of plating they are called（）.
A
trailers
B
terminals
C
seams
D
butts
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Owing to the greater girth of a ship amidships than at the ends, certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. These strakes are called ______.A.drop strakesB.stealersC.throughsD.Voids
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Spring tides occur______．A.when the moon is new or fullB.when the moon and sun have declination of the same nameC.only when the moon and sun are on the same sides of the earthD.at the beginning of spring when the sun is over the equator
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Which statement is TRUE concerning equatorial tides ________．A.They occur when the Sun is at minimum declination north or southB.They occur when the Moon is at maximum declination north or southC.The difference in height between consecutive high or low tides is at a minimumD.They are used as the basis for the vulgar establishment of the port
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What is NOT a requirement of cargo piping installed in tank vessels carrying grade D or E cargo ONLY ________．A.The cargo piping system shall be fixedB.Flanged joints shall be used for pipe sizes exceeding 2 inches in diameterC.Piping through bunker spaces may be run through a pipe tunnelD.Connections at bulkheads must be made so that the plating does not form part of a flanged joint
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In heavy weather you notice buckling in the midships deck plating of your vessel．To relieve the strain you could ______．A.pump fuel oil from midships to the ends of the vesselB.reduce speedC.take a course which most eases the vesselD.All of the above
考题
The type of joint formed when an edge of one plate is laid over the edge of the plate to which it is riveted is a ______．A.Grip jointB.Strap jointC.Thread jointD.Lap joint
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The connected joints of pipe，usually made of three joints of pipe approximately 90 feet long，racked in the derrick when making a trip are called a ______．A.StringB.StandC.JointD.Standpipe
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A vessel’s bottom will be subjected to tension when weight is concentrated ______.A.amidshipsB.aftC.at both ends of the vesselD.Forward
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单选题The type of joint formed when an edge of one plate is laid over the edge of the plate to which it is riveted is a（）.A
grip jointB
strap jointC
thread jointD
lap joint
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单选题Which will most likely occur when entering shallow water? （）A
Rudder action will become more effectiveB
The vessel's list will changeC
The vessel's trim will changeD
An increase in speed will occur
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单选题The connected joints of pipe，usually made of three joints of pipe approximately 90 feet long，racked in the derrick when making a trip are called a（）.A
stringB
standC
jointD
standpipe
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单选题A Chinese stopper (two lines) will hold best when you（）.A
fasten the bitter ends to the mooring line with half hitchesB
twist the ends together and hold them in the direction of the pullC
twist the ends together and hold them in the direction opposite to the pullD
twist the ends together and hold them at right angles to the mooring line
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单选题When is the most critical time of bunkering in regards to oil pollution?（）A
lining up the systemsB
topping offC
starting deliveryD
connecting hoses and joints
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单选题The type of joint formed when a third small plate is riveted over two plates butted together is called a（）.A
butted jointB
lap jointC
strap jointD
stringer joint
考题
单选题The lengthening of a crack formed in the shell plating of a ship may be prevented by （）.A
welding brackets across both ends of the crackB
chipping out and slot welding the entire crackC
drilling a hole at each end of the crackD
cutting a square notch at each end of the crack
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单选题A vessel’s bottom will be subjected to tension when weight is concentrated（）.A
amidshipsB
aftC
at both ends of the veselD
forward
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单选题Which of the following must occur when installing SCSI devices into the server？（）A
Terminate the back end of the chain.B
Set the jumper to device ID 0.C
Terminate both ends of the chain.D
Set the jumper to cable select.
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单选题How are riveted lap joints made watertight（）.A
The faying surfaces are coated with white lead（or similar product）before the rivets are setB
A sealing weld bead of 1/8 or less pitch is run along the plate edgeC
The plate edge is split close to an adjacent plate and mechanically forced into contact with the adjacent plateD
A properly riveted joint will be watertight; any leakage is stopped by setting up on the rivets
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单选题The most critical part of the bunkering operations, which can result in an oil spill, is when the （）A
hose joints are made upB
tanks are being topped offC
system is being lined upD
pumping operation is first started
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单选题In heavy weather you notice buckling in the midship deck plating of you vessel. To relieve the strain you could（）.A
pump fuel oil from midships to the ends of the vesselB
reduce speedC
take a course which most eases the vesselD
All of the above
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单选题Owing to the greater girth of a ship amidships than at the ends，certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. These strakes are called（）.A
drop strakesB
stealersC
throughsD
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单选题Which statement is TRUE concerning apogean tides（）．A
They occur only at quadratureB
They occur when the Moon is nearest the EarthC
They cause diurnal tides to become mixedD
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单选题The construction of the main propulsion engine lube oil sump should （）A
have no plating joints of 90B
retain the lube oil as long as possible before it recirculates through the systemC
provided drain/return lines that are no greater than 24 inches from the pump suctionD
be provided with only a perfectly horizontal bottom
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单选题Ordinarily the transit（）when the goods leaves the seller’s possession，and ends when they get into the possession of the buyer.A
beginsB
endsC
finishesD
completes
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