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Entering from sea，a daymark on the port side of the channel would be indicated on a chart by a ______.
A.red triangle with the letter R
B.white triangle with the letters RG
C.green square with the letter G
D.white square with the letters GR
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单选题A red triangular daymark marks（）.A
the centerline of a navigable channelB
the starboard side of a channelC
a prominent object of navigational interest that has no lateral significanceD
area of a channel where passing another vessel is permitted
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单选题Entering from seaward，triangular-shaped daymarks are used to mark（）.A
the starboard side of the channelB
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an obstruction where the preferred channel is to starboardD
special purpose areas
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单选题When entering from seaward，a buoy displaying a single-flashing red light would indicate （）.A
a junction with the preferred channel to the leftB
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a wreck to be left on the vessel's port side
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单选题If your vessel has a list to port due to negative GM and off-center weight，the first corrective measure you should take is to（）.A
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单选题Entering from sea,a daymark on the port side of the channel would be indicated on a chart by a（）.A
red triangle with the letter RB
white triangle with the letters RGC
green square with the letter GD
white square with the letter GR
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单选题A sailing vessel is overtaking a power-driven vessel in a narrow channel，so as to pass on the power-driven vessel’s port side. The overtaken vessel will have to move to facilitate passage. The sailing vessel is the（）.A
stand-on vessel and would sound two short blastsB
give-way vessel and would sound no whistle signalC
stand-on vessel and would sound no whistle signalD
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单选题The light rhythm of Morse (A) is shown on（）.A
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单选题Under the IALA-A Buoyage System，a green spar buoy with a triangular topmark would indicate that the buoy（）.A
should be left to port when heading out to seaB
may be left close aboard on either sideC
is on the north side of a point of interestD
is marking the preferred channel
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单选题On entering from seaward，a starboard side daymark will（）.A
show a fixed red light if lightedB
show a Morse (A) white lightC
be square in shapeD
have an even number if numbered
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单选题Using FTP passive mode， after the client opens thecommand channel （port 21） to the FTP server and requests passive mode， what will be the next step？ （）A
The FTP server sends back an acknowledgment （ACK） to the clientB
The FTP server allocates a port touse for the data channel and transmit that port number to the clientC
The FTP server opens the data channel to the client using the port number indicated by the clientD
The FTP client opens the data channel to the FTP server on Port 20E
The FTP client opens the datachannel to the FTP server on Port 21
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单选题How would you pass a red buoy in the maritime buoyage system“A” （）.A
keep the buoy on the vessel's starboard side when approaching a port and on the vessel's port side when leavingB
keep the buoy on the vessel's port side when approaching a port and on the vessel's starboard side when leavingC
keep the buoy on the vessel's starboard side when approaching and leavingD
keep the buoy on the vessel's port side when approaching and leaving
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单选题Daymarks marking the starboard side of the channel when going towards the sea are（）.A
green squaresB
green trianglesC
red squaresD
red triangles
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