Pass Benchmark: 70% (21/30) • Standard: USCG NMC / 46 CFR
USCG General Navigation (Set 1)
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Question 1 of 30
What is a characteristic of cardinal marks?
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30 MCQs #1 What is a characteristic of cardinal marks? #2 The National Geospatial-Intelligence Agency (formerly the National Imagery and Mapping Agency) would produce a chart of the coast of __________. #3 The greatest directive force is exerted on the magnetic compass when the __________. #4 The reference datum used in determining the heights of land features on most charts is __________. #5 The channel under a bridge is marked with aids from the lateral system. The centerline of the channel is marked on the bridge with __________. #6 A vessel heading NNW is on a course of __________. #7 The Light List indicates that a light has a nominal range of 8 miles and is 48 feet(14.6 meters) high. If the visibility is 6 miles and your height of eye is 35 feet(10.7 meters), at what approximate distance will you sight the light? #8 Who should be consulted for changing conditions of controlling depths in major channels? #9 What is the approximate geographic range of Race Rock Light, NY, if your height of eye is 27 feet (8.2 meters)? Refer to "Reprints from the LIGHT LISTS AND COAST PILOTS". #10 What is the approximate geographic range of Fenwick Island Light, Delaware, if your height of eye is 37 feet (11.6 meters)? Refer to "Reprints from the LIGHT LISTS AND COAST PILOTS". #11 You are sailing south on the Intracoastal Waterway (ICW) when you sight a red nun buoy with a yellow square painted on it. Which statement is TRUE? #12 You are sailing south on the Intracoastal Waterway (ICW) when you sight a red nun buoy with a yellow square painted on it. Which of the following is TRUE? #13 Magnetic information on a chart may be __________. #14 If a ship is proceeding towards the magnetic equator, the uncorrected deviation due to permanent magnetism __________. #15 An alternating light __________. #16 When entering a channel from seaward, the numbers on buoys __________. #17 Solid green arrows on the main body of a pilot chart indicate __________. #18 Which item in illustration D034NG below shows a fixed and flashing light? #19 What is the compass course of a vessel heading SW? #20 Red sectors of navigation lights warn mariners of __________. #21 The Light List shows that a navigational light has a nominal range of 22 miles and a height above water of 48 feet (14.6 meters). Your height of eye is 35 feet (10.7 meters) and the visibility is 20.0 miles. At what approximate range will you first sight the light? #22 Which information is found in the chart title? #23 The MOST important feature of the material used for making the binnacle of a standard magnetic compass is that it is __________. #24 Civil twilight begins at 1910 zone time on 20 July. Your DR position at that time is LAT 22°16'N, LONG 150°06'W. Which statement concerning the planets available for evening sights is TRUE? #25 When a dual purpose marking is used, the mariner following the Intracoastal Waterway should be guided by the __________. #26 You are proceeding under NCS (Naval Control of Shipping) when you wish to send a message concerning your ships diversion. Which precedence would you assign this message? #27 The Light List shows that a navigational light has a nominal range of 12 miles and a height above water of 25 feet (7.6 meters). Your height of eye is 38 feet (11.6 meters) and the visibility is 5.5 miles. At what approximate range will you FIRST sight the light? #28 In addition to monitoring channel 16, all Corps of Engineer locks may use as working channels __________. #29 The visible range marked on charts for lights is the __________. #30 On the Corps of Engineer's Navigation Maps, the channel is __________.
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