Pass Benchmark: 70% (21/30) • Standard: USCG NMC / 46 CFR
USCG General Navigation (Set 9)
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Question 1 of 30
In very high latitudes, the most practical chart projection is the __________.
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30 MCQs #1 In very high latitudes, the most practical chart projection is the __________. #2 An orange and white buoy indicating a vessel-exclusion area will be marked with what symbol? #3 Mean high water is the reference plane used for __________. #4 Information markers, when lighted, will display __________. #5 Which conic projection chart features straight lines which closely approximate a great circle? #6 White lights may be found on __________. #7 Under the U.S. Aids to Navigation System, a yellow buoy is a __________. #8 In the U.S. Aids to Navigation System, lateral aids as seen entering from seaward will display lights with which characteristic? #9 Lighted white and orange buoys must show which color light? #10 What daymark shape is used in the lateral system? #11 Under the Uniform State Waterway Marking System a mooring buoy is painted __________. #12 All aids to navigation listed in the Mississippi River System Light List are shown as miles from a reference point and on the __________. #13 A white buoy with a blue band is __________. #14 A mooring buoy, if lighted, shows which color light? #15 Which topmark shown in illustration D023NG below identifies an isolated danger? #16 What is NOT found in the Mississippi River System Light List? #17 On an Army Corps of Engineers navigation map, each mile A.H.P. on the Lower Mississippi River is marked by a __________. #18 What does the symbol shown in illustration D033NG below indicate on a chart? #19 A buoy marking a wreck will show a(n) __________. #20 You sight a buoy fitted with a double-sphere topmark. If sighted at night, this buoy would show a __________. #21 What is the light phase characteristic of a lighted isolated-danger mark? #22 Buoys which mark isolated dangers are painted with alternating _________. #23 The Light List indicates that a dayboard is a type KGW. You should __________. #24 You have been informed that dredging operations may be underway in your vicinity. Which buoy indicates the dredging area? #25 A lighted buoy to be left to starboard, when entering a U.S. port from seaward, shall have a __________. #26 Under the IALA-B Buoyage System, when entering from seaward a lateral system buoy to be left to starboard may display which of the topmarks shown in illustration D046NG below? #27 When displayed under a single-span fixed bridge, red lights indicate __________. #28 Some lights used as aids to marine navigation have a red sector to indicate a danger area. How are the limits of a colored sector of light listed in the Light List? #29 A buoy with a composite group-flashing light indicates a(n) __________. #30 When approaching a preferred-channel buoy, the best channel is NOT indicated by the __________.
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