A.magenta B.deep red C.bright red D.red
A.white light FL (2) and a topmark of 2 black spheres B.occulting green light and may be lettered C.yellow light and will be numbered D.continuous quick white light and may be numbered
A.ECDIS warnings and messages B.Hydrographic Office data C.Notice to Mariners information D.All of the above
A.Safe water mark B.Isolated danger mark C.Preferred channel mark D.Daymark of no lateral significance
A.the lines of force cross the equator on a 0°-180°alignment B.the quadrantal error is 0° C.there is no vertical component of the Earth's magnetic field D.the intercardinal headings have less than 1°
A.must utilize magnetic courses B.must take set and drift into account C.should be replotted hourly D.should be started each time the vessel's position is fixed
A.A spherical topmark B.Red and white retroreflective material C.A sequential number D.A red and white octagon
A.Recommended Direction of Traffic Flow B.Roundabout C.Separation Zone or Line D.Precautionary Area
A.purple B.orange C.blue D.yellow
A.Along the magnetic equator B.Connected by the isoclinal line C.The isopors D.The magnetic poles
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